Drugs Similar to BISOPROLOL FUMARATE AND HYDROCHLOROTHIAZIDE

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide. StructureBisoprolol.jpg StructureHCTZ.jpg

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6.

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate USP) and a benzothiadiazine diuretic (hydrochlorothiazide USP). Bisoprolol fumarate USP is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2- butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water and in methanol. Hydrochlorothiazide USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white or practically white, practically odorless, crystalline powder. It is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine and in dimethylformamide, sparingly soluble in methanol, insoluble in ether, in chloroform, and in dilute mineral acids. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet USP-2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP…………………………………………..2.5 mg Hydrochlorothiazide USP………………………………………….6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet USP-5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP……………………………………………5 mg Hydrochlorothiazide USP…………………………………………...6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet USP-10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP…………………………………………...10 mg Hydrochlorothiazide USP…………………………………………..6.25 mg Inactive ingredients include colloidal silicon dioxide, crospovidone, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polysorbate 80 and titanium dioxide. Additionally 2.5 mg/6.25 mg and 5 mg/6.25 mg tablets contains iron oxide red and iron oxide yellow. FDA approved dissolution test specifications differ from USP. str str

Bisoprolol fumarate and hydrochlorothiazide tablets are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet - 2.5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate……………………………………………5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 10 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide………………………………………..6.25 mg Inactive ingredients include Corn Starch, Dibasic Calcium Phosphate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 10 mg/6.25mg tablet also contains Colloidal Silicon Dioxide. The 5 mg/6.25 mg tablet also contains Colloidal Silicon Dioxide, and Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Crospovidone, Pregelatinized Starch, and Yellow Iron Oxide. bisoprolol fumarate structural formula image hydrochlorothiazide structural image

Bisoprolol fumarate and hydrochlorothiazide tablets USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once–daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate(2:1)(salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro- 2H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 2.5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 10 mg Hydrochlorothiazide USP…. 6.25 mg Inactive ingredients include pregelatinized starch, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, colloidal silicon dioxide, copovidone and titanium dioxide. The 5 mg/6.25 mg tablet also contains red and yellow iron oxide. The 2.5 mg/6.25 mg tablet also contains yellow iron oxide.

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6. BISO API Structure HCTZ API Structure

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1- dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide - 2.5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………… 5 mg Hydrochlorothiazide……………………………………….. 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 10 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide……………………………………….. 6.25 mg Inactive ingredients include pregelatinized starch, anhydrous dicalcium phosphate, magnesium stearate, microcrystalline cellulose, colloidal silicon dioxide. The 10 mg/6.25mg tablet also contains FD&C blue #1 aluminum lake. The 5 mg/6.25 mg tablet also contains iron oxide red & ferrosoferric oxide. The 2.5 mg/6.25 mg tablet also contains ferric oxide. FDA approved dissolution test specifications differ from USP. Bisoprolol-Fumarate thiazide-structure

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6. BISO API Structure HCTZ API Structure

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy] methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic and very soluble in water and methanol; freely soluble in chloroform, glacial acetic acid and ethanol; slightly soluble in ethyl acetate and acetone. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide, 1,1-dioxide. It is a white or practically white crystalline powder. It is very slightly soluble in methanol, sparingly soluble in acetonitrile, soluble in 1% NaOH solution, practically insoluble or insoluble in water, ethanol. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.74. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablets, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP………………………….……………..2.5 mg Hydrochlorothiazide, USP………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablets, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP………………………….……………..5 mg Hydrochlorothiazide, USP………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablets, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP………………………….……………..10 mg Hydrochlorothiazide, USP………………………………………..6.25 mg Each tablet contains following inactive ingredients: butylated hydroxyanisole, colloidal silicon dioxide, crospovidone, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol and titanium dioxide. Additionally, each 2.5 mg/6.25 mg tablet contains iron oxide red and iron oxide yellow and each 5 mg/6.25 mg tablet contains FD&C red #40 Aluminum Lake and D&C yellow #10 Aluminum Lake. Image Image

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide.

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide.

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1- dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide - 2.5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………… 5 mg Hydrochlorothiazide……………………………………….. 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 10 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide……………………………………….. 6.25 mg Inactive ingredients include pregelatinized starch, anhydrous dicalcium phosphate, magnesium stearate, microcrystalline cellulose, colloidal silicon dioxide. The 10 mg/6.25mg tablet also contains FD&C blue #1 aluminum lake. The 5 mg/6.25 mg tablet also contains iron oxide red & ferrosoferric oxide. The 2.5 mg/6.25 mg tablet also contains ferric oxide. FDA approved dissolution test specifications differ from USP. Bisoprolol-Fumarate thiazide-structure

Summary not available yet.

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide. StructureBisoprolol.jpg StructureHCTZ.jpg

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1- dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide - 2.5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………… 5 mg Hydrochlorothiazide……………………………………….. 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 10 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide……………………………………….. 6.25 mg Inactive ingredients include pregelatinized starch, anhydrous dicalcium phosphate, magnesium stearate, microcrystalline cellulose, colloidal silicon dioxide. The 10 mg/6.25mg tablet also contains FD&C blue #1 aluminum lake. The 5 mg/6.25 mg tablet also contains iron oxide red & ferrosoferric oxide. The 2.5 mg/6.25 mg tablet also contains ferric oxide. FDA approved dissolution test specifications differ from USP. Bisoprolol-Fumarate thiazide-structure

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide. StructureBisoprolol.jpg StructureHCTZ.jpg

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta1-selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as 1-[[α-(2-Isopropoxyethoxy)-4-toly]oxy]-3-(isopropylamino)-2-propanol fumarate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet, for oral administration, contains one of the following combinations of bisoprolol fumarate/hydrochlorothiazide: 2.5 mg/6.25 mg, 5 mg/6.25 mg or 10 mg/6.25 mg. Each tablet also contains the following inactive ingredients: anhydrous lactose, colloidal silicon dioxide, croscarmellose sodium, hypromellose, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, pregelatinized starch (corn), sodium lauryl sulfate and titanium dioxide. In addition, the 2.5 mg/6.25 mg tablets contain FD&C Yellow No. 6 Aluminum Lake and the 5 mg/6.25 mg tablets contain FD&C Blue No. 2 Aluminum Lake and FD&C Yellow No. 6 Aluminum Lake. Bisoprolol Fumarate Structural Formula Hydrochlorothiazide Structural Formula

Bisoprolol fumarate and hydrochlorothiazide tablets are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet - 2.5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate……………………………………………5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 10 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide………………………………………..6.25 mg Inactive ingredients include Corn Starch, Dibasic Calcium Phosphate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 10 mg/6.25mg tablet also contains Colloidal Silicon Dioxide. The 5 mg/6.25 mg tablet also contains Colloidal Silicon Dioxide, and Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Crospovidone, Pregelatinized Starch, and Yellow Iron Oxide. bisoprolol fumarate structural formula image hydrochlorothiazide structural image

Bisoprolol fumarate and hydrochlorothiazide tablets USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once–daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate(2:1)(salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro- 2H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 2.5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 10 mg Hydrochlorothiazide USP…. 6.25 mg Inactive ingredients include pregelatinized starch, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, colloidal silicon dioxide, copovidone and titanium dioxide. The 5 mg/6.25 mg tablet also contains red and yellow iron oxide. The 2.5 mg/6.25 mg tablet also contains yellow iron oxide.

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6.

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6. BISO API Structure HCTZ API Structure

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide. StructureBisoprolol.jpg StructureHCTZ.jpg

Bisoprolol fumarate and hydrochlorothiazide tablets USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once–daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate(2:1)(salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro- 2H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 2.5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 10 mg Hydrochlorothiazide USP…. 6.25 mg Inactive ingredients include pregelatinized starch, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, colloidal silicon dioxide, copovidone and titanium dioxide. The 5 mg/6.25 mg tablet also contains red and yellow iron oxide. The 2.5 mg/6.25 mg tablet also contains yellow iron oxide.

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta1-selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as 1-[[α-(2-Isopropoxyethoxy)-4-toly]oxy]-3-(isopropylamino)-2-propanol fumarate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet, for oral administration, contains one of the following combinations of bisoprolol fumarate/hydrochlorothiazide: 2.5 mg/6.25 mg, 5 mg/6.25 mg or 10 mg/6.25 mg. Each tablet also contains the following inactive ingredients: anhydrous lactose, colloidal silicon dioxide, croscarmellose sodium, hypromellose, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, pregelatinized starch (corn), sodium lauryl sulfate and titanium dioxide. In addition, the 2.5 mg/6.25 mg tablets contain FD&C Yellow No. 6 Aluminum Lake and the 5 mg/6.25 mg tablets contain FD&C Blue No. 2 Aluminum Lake and FD&C Yellow No. 6 Aluminum Lake. Bisoprolol Fumarate Structural Formula Hydrochlorothiazide Structural Formula

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1- dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide - 2.5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………… 5 mg Hydrochlorothiazide……………………………………….. 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 10 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide……………………………………….. 6.25 mg Inactive ingredients include pregelatinized starch, anhydrous dicalcium phosphate, magnesium stearate, microcrystalline cellulose, colloidal silicon dioxide. The 10 mg/6.25mg tablet also contains FD&C blue #1 aluminum lake. The 5 mg/6.25 mg tablet also contains iron oxide red & ferrosoferric oxide. The 2.5 mg/6.25 mg tablet also contains ferric oxide. FDA approved dissolution test specifications differ from USP. Bisoprolol-Fumarate thiazide-structure

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Bisoprolol fumarate and hydrochlorothiazide tablets USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once–daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate(2:1)(salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro- 2H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 2.5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 5 mg Hydrochlorothiazide USP…. 6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide tablet USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP….. 10 mg Hydrochlorothiazide USP…. 6.25 mg Inactive ingredients include pregelatinized starch, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, colloidal silicon dioxide, copovidone and titanium dioxide. The 5 mg/6.25 mg tablet also contains red and yellow iron oxide. The 2.5 mg/6.25 mg tablet also contains yellow iron oxide.

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy] methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic and very soluble in water and methanol; freely soluble in chloroform, glacial acetic acid and ethanol; slightly soluble in ethyl acetate and acetone. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide, 1,1-dioxide. It is a white or practically white crystalline powder. It is very slightly soluble in methanol, sparingly soluble in acetonitrile, soluble in 1% NaOH solution, practically insoluble or insoluble in water, ethanol. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.74. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablets, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP………………………….……………..2.5 mg Hydrochlorothiazide, USP………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablets, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP………………………….……………..5 mg Hydrochlorothiazide, USP………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablets, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP………………………….……………..10 mg Hydrochlorothiazide, USP………………………………………..6.25 mg Each tablet contains following inactive ingredients: butylated hydroxyanisole, colloidal silicon dioxide, crospovidone, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol and titanium dioxide. Additionally, each 2.5 mg/6.25 mg tablet contains iron oxide red and iron oxide yellow and each 5 mg/6.25 mg tablet contains FD&C red #40 Aluminum Lake and D&C yellow #10 Aluminum Lake. Image Image

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1- dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide - 2.5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………… 5 mg Hydrochlorothiazide……………………………………….. 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 10 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide……………………………………….. 6.25 mg Inactive ingredients include pregelatinized starch, anhydrous dicalcium phosphate, magnesium stearate, microcrystalline cellulose, colloidal silicon dioxide. The 10 mg/6.25mg tablet also contains FD&C blue #1 aluminum lake. The 5 mg/6.25 mg tablet also contains iron oxide red & ferrosoferric oxide. The 2.5 mg/6.25 mg tablet also contains ferric oxide. FDA approved dissolution test specifications differ from USP. Bisoprolol-Fumarate thiazide-structure

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1- dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide - 2.5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 5 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………… 5 mg Hydrochlorothiazide……………………………………….. 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide - 10 mg/6.25 mg tablet, USP for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide……………………………………….. 6.25 mg Inactive ingredients include pregelatinized starch, anhydrous dicalcium phosphate, magnesium stearate, microcrystalline cellulose, colloidal silicon dioxide. The 10 mg/6.25mg tablet also contains FD&C blue #1 aluminum lake. The 5 mg/6.25 mg tablet also contains iron oxide red & ferrosoferric oxide. The 2.5 mg/6.25 mg tablet also contains ferric oxide. FDA approved dissolution test specifications differ from USP. Bisoprolol-Fumarate thiazide-structure

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide. StructureBisoprolol.jpg StructureHCTZ.jpg

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6.

Bisoprolol fumarate and hydrochlorothiazide tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate USP) and a benzothiadiazine diuretic (hydrochlorothiazide USP). Bisoprolol fumarate USP is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2- butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its molecular formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water and in methanol. Hydrochlorothiazide USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white or practically white, practically odorless, crystalline powder. It is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine and in dimethylformamide, sparingly soluble in methanol, insoluble in ether, in chloroform, and in dilute mineral acids. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet USP-2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP…………………………………………..2.5 mg Hydrochlorothiazide USP………………………………………….6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet USP-5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP……………………………………………5 mg Hydrochlorothiazide USP…………………………………………...6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet USP-10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate USP…………………………………………...10 mg Hydrochlorothiazide USP…………………………………………..6.25 mg Inactive ingredients include colloidal silicon dioxide, crospovidone, dibasic calcium phosphate anhydrous, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polysorbate 80 and titanium dioxide. Additionally 2.5 mg/6.25 mg and 5 mg/6.25 mg tablets contains iron oxide red and iron oxide yellow. FDA approved dissolution test specifications differ from USP. str str

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide.

Bisoprolol fumarate and hydrochlorothiazide tablets are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet - 2.5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate……………………………………………5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 10 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide………………………………………..6.25 mg Inactive ingredients include Corn Starch, Dibasic Calcium Phosphate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 10 mg/6.25mg tablet also contains Colloidal Silicon Dioxide. The 5 mg/6.25 mg tablet also contains Colloidal Silicon Dioxide, and Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Crospovidone, Pregelatinized Starch, and Yellow Iron Oxide. bisoprolol fumarate structural formula image hydrochlorothiazide structural image

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide.

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6. BISO API Structure HCTZ API Structure

Bisoprolol fumarate and hydrochlorothiazide tablets are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1-methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet - 2.5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………..2.5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 5 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate……………………………………………5 mg Hydrochlorothiazide………………………………………..6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet - 10 mg/6.25 mg tablet for oral administration contains: Bisoprolol fumarate…………………………………………...10 mg Hydrochlorothiazide………………………………………..6.25 mg Inactive ingredients include Corn Starch, Dibasic Calcium Phosphate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 10 mg/6.25mg tablet also contains Colloidal Silicon Dioxide. The 5 mg/6.25 mg tablet also contains Colloidal Silicon Dioxide, and Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Crospovidone, Pregelatinized Starch, and Yellow Iron Oxide. bisoprolol fumarate structural formula image hydrochlorothiazide structural image

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 ‑selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate, USP is chemically described as (±)-1-[4-[[2-(1‑methylethoxy)ethoxy]methyl]phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.96 g/mol. Its structural formula is: Bisoprolol fumarate, USP is a white crystalline powder, approximately equally hydrophilic and lipophilic, and very soluble in water, methanol, freely soluble in alcohol, glacial acetic acid and chloroform and slightly soluble in acetone and ethyl acetate. Hydrochlorothiazide (HCTZ), USP is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or almost white, almost odorless crystalline powder. It is very slightly soluble in water, soluble in acetone, freely soluble in n-butylamine, N,N-dimethylformamide and diluted solutions of alkali hydroxides, sparingly soluble in methanol and ethanol, and practically insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.7 g/mol. Its structural formula is: Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------2.5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------5 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Each Bisoprolol Fumarate and Hydrochlorothiazide Tablet, USP 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate, USP----------------------------------------------------------------10 mg Hydrochlorothiazide, USP---------------------------------------------------------------6.25 mg Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch, Dibasic Calcium Phosphate Dihydrate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains Red and Yellow Iron Oxide. The 2.5 mg/6.25 mg tablet also contains Yellow Iron Oxide. StructureBisoprolol.jpg StructureHCTZ.jpg

Bisoprolol Fumarate and Hydrochlorothiazide Tablets, USP Rx only Revised January 2024 DESCRIPTION Bisoprolol fumarate and hydrochlorothiazide tablets, USP, are indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta 1 -selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as (±)-1-[4-[[2-(1­ methylethoxy)ethoxy]methyl] phenoxy]-3-[(1-methylethyl)amino]-2-propanol( E )-2-butenedioate (2:1) (salt). It possesses an asymmetric carbon atom in its structure and is provided as a racemic mixture. The S(-) enantiomer is responsible for most of the beta-blocking activity. Its empirical formula is (C 18 H 31 NO 4 ) 2 •C 4 H 4 O 4 and it has a molecular weight of 766.97. Its structural formula is: Bisoprolol fumarate is a white crystalline powder, approximately equally hydrophilic and lipophilic, and readily soluble in water, methanol, ethanol, and chloroform. Hydrochlorothiazide (HCTZ) is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. It is a white, or practically white, practically odorless crystalline powder. It is slightly soluble in water, sparingly soluble in dilute sodium hydroxide solution, freely soluble in n-butylamine and dimethylformamide, sparingly soluble in methanol, and insoluble in ether, chloroform, and dilute mineral acids. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and it has a molecular weight of 297.73. Its structural formula is: Each bisoprolol fumarate and hydrochlorothiazide tablet 2.5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate....................................................... 2.5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 5 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................…. 5 mg Hydrochlorothiazide….................................................... 6.25 mg Each bisoprolol fumarate and hydrochlorothiazide tablet 10 mg/6.25 mg for oral administration contains: Bisoprolol fumarate...................................................... 10 mg Hydrochlorothiazide….................................................... 6.25 mg Inactive ingredients include Anhydrous Lactose, Crospovidone, Hypromellose, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Stearic Acid, and Titanium Dioxide. The 5 mg/6.25 mg tablet also contains D&C Red #30. The 2.5 mg/6.25 mg tablet also contains D&C Yellow #10 Aluminum Lake and FD&C Yellow #6.

Hydrochlorothiazide (hydrochlorothiazide, USP 12.5 mg) is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7- sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide capsules, USP are supplied as 12.5 mg capsules for oral use. Inactive ingredients: colloidal silicon dioxide, corn starch, lactose monohydrate, magnesium stearate. The hard gelatin shell consists of gelatin, titanium dioxide, sodium lauryl sulfate, FD&C Blue #1, FD&C Red #3. The capsules are printed with black ink containing shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, and potassium hydroxide.

Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n -butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Hydrochlorothiazide is supplied as 25 mg and 50 mg tablets for oral use. Each tablet contains the following inactive ingredients: FD&C Yellow #6 Lake, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized starch. This is the structual formula for Hydrochlorothiazide.

Hydrochlorothiazide (hydrochlorothiazide, USP 12.5 mg) is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide capsules, USP are supplied as 12.5 mg capsules for oral use. Inactive ingredients: colloidal silicon dioxide, corn starch, lactose monohydrate, magnesium stearate. The hard gelatin shell consists of gelatin, titanium dioxide, sodium lauryl sulfate, FD&C Blue #1, FD&C Red #3. The capsules are printed with black ink containing shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, and potassium hydroxide. Chemical Structure

Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: dibasic calcium phosphate dihydrate, FD & C yellow, lactose monohydrate, magnesium stearate, pregelatinized starch (starch 1500) and sodium starch glycolate. structure

Hydrochlorothiazide, USP is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: C 7 H 8 ClN 3 O 4 S 2 M.W. 297.74 Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n -butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: corn starch, dibasic calcium phosphate dihydrate, FD&C Yellow No. 6 Aluminum Lake, lactose monohydrate and magnesium stearate. HCTZ structural formula

Hydrochlorothiazide, USP is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: C 7 H 8 ClN 3 O 4 S 2 M.W. 297.74 Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n -butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: corn starch, dibasic calcium phosphate dihydrate, FD&C Yellow No. 6 Aluminum Lake, lactose monohydrate and magnesium stearate. HCTZ structural formula

Hydrochlorothiazide, USP is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2H-1,2,4- benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: corn starch, FD&C Yellow #6, dibasic calcium phosphate, pregelatinized starch, colloidal silicon dioxide, lactose monohydrate and magnesium stearate. Hydrochlorothiazide

Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: dibasic calcium phosphate dihydrate, FD & C yellow, lactose monohydrate, magnesium stearate, pregelatinized starch (starch 1500) and sodium starch glycolate. structure

Hydrochlorothiazide USP is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine -7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine, and in dimethylformamide; sparingly soluble in methanol, insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 12.5 mg, 25 mg and 50 mg of hydrochlorothiazide USP respectively. In addition, each tablet contains the following inactive ingredients: FD&C yellow #6, lactose anhydrous, magnesium stearate, microcrystalline cellulose, sodium starch glycolate, and stearic acid. Chem Structure

Hydrochlorothiazide (hydrochlorothiazide, USP 12.5 mg) is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7- sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide capsules, USP are supplied as 12.5 mg capsules for oral use. Inactive ingredients: colloidal silicon dioxide, corn starch, lactose monohydrate, magnesium stearate. The hard gelatin shell consists of gelatin, titanium dioxide, sodium lauryl sulfate, FD&C Blue #1, FD&C Red #3. The capsules are printed with black ink containing shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, and potassium hydroxide. figure-01

Hydrochlorothiazide, USP is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2H-1,2,4- benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: corn starch, FD&C Yellow #6, dibasic calcium phosphate, pregelatinized starch, colloidal silicon dioxide, lactose monohydrate and magnesium stearate. Hydrochlorothiazide

Hydrochlorothiazide Capsules, USP, 12.5 mg is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide is supplied as 12.5 mg capsules for oral use. Inactive ingredients: colloidal silicon dioxide, corn starch, lactose monohydrate, magnesium stearate. Gelatin capsules contain D&C Red No. 28, D&C Yellow No. 10, FD&C Blue No. 1, gelatin, titanium dioxide. The capsules are printed with edible ink containing black iron oxide, D&C Yellow No. 10, FD&C Blue No. 1, FD&C Blue No. 2, FD&C Red No. 40. Hydrochlorothiazide Capsules, USP, 12.5 mg is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2H-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its empirical

Hydrochlorothiazide USP is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: C 7 H 8 ClN 3 O 4 S 2 M.W. 297.74 Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n -butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 25 mg or 50 mg hydrochlorothiazide USP. In addition, each tablet contains the following inactive ingredients: corn starch, dibasic calcium phosphate, FD&C Yellow No. 6 Lake, lactose monohydrate and magnesium stearate. HCTZ structural formula

Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihyrdo-2 H -1,2,4-benzothiadiazine-7-sulfonamide1,1-dioxide, and its structural formula is Hydrochlorothiazide is a white, or practically white, crystalline powder, which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Each tablet, for oral administration, contains 25 mg or 50 mg hydrochlorothiazide. In addition. each tablet contains the following inactive ingredients: Anhydrous Lactose, Pregelatinized Starch from Corn, Magnesium Stearate, Microcrystalline Cellulose, and FD&C Yellow #6. structural formula

Hydrochlorothiazide (hydrochlorothiazide, USP 12.5 mg) is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7- sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide capsules, USP are supplied as 12.5 mg capsules for oral use. Inactive ingredients: colloidal silicon dioxide, corn starch, lactose monohydrate, magnesium stearate. The hard gelatin shell consists of gelatin, titanium dioxide, sodium lauryl sulfate, FD&C Blue #1, FD&C Red #3. The capsules are printed with black ink containing shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, and potassium hydroxide. figure-01

.DESCRIPTION. Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its molecular formula is C 7 H 8 CIN 3 O 4 S 2 and its structural formula is: It is a white, or practically white, crystalline powder with a molecular weight of 297.74 which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform and in dilute mineral acids. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg of hydrochlorothiazide respectively. In addition, each tablet contains following inactive ingredients: anhydrous lactose, D&C Yellow No.10 aluminum lake, FD&C Red No. 40 aluminum lake, magnesium stearate, pregelatinized starch and sodium starch glycolate. Image

Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n-butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg hydrochlorothiazide, USP. In addition, each tablet contains the following inactive ingredients: dibasic calcium phosphate dihydrate, FD & C yellow, lactose monohydrate, magnesium stearate, pregelatinized starch (starch 1500) and sodium starch glycolate. structure

Hydrochlorothiazide is a diuretic and antihypertensive. It is the 3,4-dihydro derivative of chlorothiazide. It is chemically designated as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide and has the following structural formula: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder which is slightly soluble in water, freely soluble in sodium hydroxide solution, in n -butylamine, and in dimethylformamide; sparingly soluble in methanol; insoluble in ether, in chloroform, and in dilute mineral acids. Hydrochlorothiazide is supplied as 25 mg and 50 mg tablets for oral use. Each tablet contains the following inactive ingredients: FD&C Yellow #6 Lake, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized starch.

Hydrochlorothiazide, USP is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide is supplied as 12.5 mg capsules for oral use. Inactive ingredients: colloidal silicon dioxide, pregelatinized starch, lactose monohydrate, magnesium stearate. Gelatin capsules contain D&C Red # 28, D&C Yellow # 10, FD&C Blue # 1, gelatin, titanium dioxide. The capsules are printed with edible ink containing black iron oxide and pharmaceutical glaze. Structure

Hydrochlorothiazide, USP is the 3,4-dihydro derivative of chlorothiazide. Its chemical name is 6-Chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 ; its molecular weight is 297.74; and its structural formula is: It is a white, or practically white, crystalline powder which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Hydrochlorothiazide is supplied as 12.5 mg capsules for oral use. Inactive ingredients : Black iron oxide, colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, pregelatinized starch, sodium lauryl sulfate and titanium dioxide. FDA approved dissolution test specifications differ from USP.