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Atenolol, USP a synthetic, beta 1 -selective (cardioselective) adrenoreceptor blocking agent, may be chemically described as 4-[2-hydroxy-3-[(1-methylethyl) amino] propoxy]-benzeneacetamide. The molecular and structural formulas are: C 14 H 22 N 2 O 3 Atenolol (free base) has a molecular weight of 266.34. It is a relatively polar hydrophilic compound with a water solubility of 26.5 mg/mL at 37°C and a log partition coefficient (octanol/water) of 0.23. It is freely soluble in 1N HCl (300 mg/mL at 25°C) and less soluble in chloroform (3 mg/mL at 25°C). Atenolol tablets, USP are available as 25 mg, 50 mg and 100 mg tablets for oral administration. Inactive Ingredients: Colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, povidone and sodium starch glycolate. Image

Atenolol, a synthetic, beta 1 -selective (cardioselective) adrenoreceptor blocking agent, may be chemically described as benzeneacetamide, 4 -[2’-hydroxy-3’-[(1- methylethyl) amino] propoxy]-. The molecular and structural formulas are: Atenolol (free base) has a molecular weight of 266. It is a relatively polar hydrophilic compound with a water solubility of 26.5 mg/mL at 37°C and a log partition coefficient (octanol/water) of 0.23. It is freely soluble in 1N HCl (300 mg/mL at 25°C) and less soluble in chloroform (3 mg/mL at 25°C). Atenolol tablets, USP is available as 25 mg, 50 mg and 100 mg tablets for oral administration. Inactive Ingredients: Magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate, hydroxypropyl methylcellulose, titanium dioxide and glycerine Atenolol Structure

Atenolol, a synthetic, beta 1 -selective (cardioselective) adrenoreceptor blocking agent, may be chemically described as benzeneacetamide, 4 -[2’-hydroxy-3’-[(1- methylethyl) amino] propoxy]-. The molecular and structural formulas are: Atenolol (free base) has a molecular weight of 266. It is a relatively polar hydrophilic compound with a water solubility of 26.5 mg/mL at 37°C and a log partition coefficient (octanol/water) of 0.23. It is freely soluble in 1N HCl (300 mg/mL at 25°C) and less soluble in chloroform (3 mg/mL at 25°C). Atenolol tablets, USP is available as 25 mg, 50 mg and 100 mg tablets for oral administration. Inactive Ingredients: Magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate, hydroxypropyl methylcellulose, titanium dioxide and glycerine Atenolol Structure

Atenolol, a synthetic, beta 1 -selective (cardioselective) adrenoreceptor blocking agent, may be chemically described as benzeneacetamide, 4 -[2'-hydroxy-3'-[(1- methylethyl) amino] propoxy]-. The structural and molecular formulas are: Atenolol (free base) has a molecular weight of 266.34. It is a relatively polar hydrophilic compound with a water solubility of 26.5 mg/mL at 37°C and a log partition coefficient (octanol/water) of 0.23. It is freely soluble in 1N HCl (300 mg/mL at 25°C) and less soluble in chloroform (3 mg/mL at 25°C). Atenolol is available as 25 mg, 50 mg and 100 mg tablets for oral administration. Inactive Ingredients: sodium starch glycolate, crospovidone, povidone, silicified microcrystalline cellulose, magnesium stearate. Chemical Structure

Atenolol, a synthetic, beta 1 -selective (cardioselective) adrenoreceptor blocking agent, may be chemically described as benzeneacetamide, 4 -[2'-hydroxy-3'-[(1- methylethyl) amino] propoxy]-. The structural and molecular formulas are: Atenolol (free base) has a molecular weight of 266.34. It is a relatively polar hydrophilic compound with a water solubility of 26.5 mg/mL at 37°C and a log partition coefficient (octanol/water) of 0.23. It is freely soluble in 1N HCl (300 mg/mL at 25°C) and less soluble in chloroform (3 mg/mL at 25°C). Atenolol is available as 25 mg, 50 mg and 100 mg tablets for oral administration. Inactive Ingredients: sodium starch glycolate, crospovidone, povidone, silicified microcrystalline cellulose, magnesium stearate. Chemical Structure

Atorvastatin is a synthetic lipid-lowering agent. Atorvastatin is an inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase. This enzyme catalyzes the conversion of HMG-CoA to mevalonate, an early and rate-limiting step in cholesterol biosynthesis. Atorvastatin calcium USP is [R-(R*, R*)]-2-(4-fluorophenyl)-ß,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid, calcium salt (2:1) trihydrate. The empirical formula of atorvastatin calcium is (C 33 H 34 FN 2 O 5 ) 2 Ca•3H 2 O and its molecular weight is 1209.42. Its structural formula is: Atorvastatin calcium USP is a white to off-white crystalline powder that is insoluble in aqueous solutions of pH 4 and below. Atorvastatin calcium is very slightly soluble in distilled water, pH 7.4 phosphate buffer, and acetonitrile; slightly soluble in ethanol; and freely soluble in methanol. Atorvastatin calcium tablets, USP for oral administration contain 10 mg, 20 mg, 40 mg, or 80 mg atorvastatin and the following inactive ingredients: calcium carbonate, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, Opadry White YS-1-7040 (hypromellose, polyethylene glycol, talc, titanium dioxide) and polysorbate 80. Atorvastatin Calcium Tablets, USP meets the requirements of USP dissolution Test 5. Image

Atorvastatin is an inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase. Atorvastatin calcium USP is [R-(R*, R*)]-2-(4-fluorophenyl)-ß,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid, calcium salt (2:1) trihydrate. The empirical formula of atorvastatin calcium is (C 33 H 34 FN 2 O 5 ) 2 Ca•3H 2 O and its molecular weight is 1209.42. Its structural formula is: Atorvastatin calcium USP is a white to off-white crystalline powder that is insoluble in aqueous solutions of pH 4 and below. Atorvastatin calcium is very slightly soluble in distilled water, pH 7.4 phosphate buffer, and acetonitrile; slightly soluble in ethanol; and freely soluble in methanol. Atorvastatin Calcium Tablets, USP for oral administration contain 10 mg, 20 mg, 40 mg, or 80 mg atorvastatin and the following inactive ingredients: calcium carbonate, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, Opadry White YS-1-7040 (hypromellose, polyethylene glycol, talc, titanium dioxide) and polysorbate 80. Atorvastatin Calcium Tablets, USP meets the requirements of USP dissolution Test 5. Image

Atorvastatin is a synthetic lipid-lowering agent. Atorvastatin is an inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase. This enzyme catalyzes the conversion of HMG-CoA to mevalonate, an early and rate-limiting step in cholesterol biosynthesis. Atorvastatin calcium USP is [R-(R*, R*)]-2-(4-fluorophenyl)-ß,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid, calcium salt (2:1) trihydrate. The empirical formula of atorvastatin calcium is (C 33 H 34 FN 2 O 5 ) 2 Ca•3H 2 O and its molecular weight is 1209.42. Its structural formula is: Atorvastatin calcium USP is a white to off-white crystalline powder that is insoluble in aqueous solutions of pH 4 and below. Atorvastatin calcium is very slightly soluble in distilled water, pH 7.4 phosphate buffer, and acetonitrile; slightly soluble in ethanol; and freely soluble in methanol. Atorvastatin calcium tablets, USP for oral administration contain 10 mg, 20 mg, 40 mg, or 80 mg atorvastatin and the following inactive ingredients: calcium carbonate, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, Opadry White YS-1-7040 (hypromellose, polyethylene glycol, talc, titanium dioxide) and polysorbate 80. Atorvastatin Calcium Tablets, USP meets the requirements of USP dissolution Test 5. Image

Azelastine hydrochloride nasal solution 0.1% (nasal spray), 137 micrograms (mcg) per spray, is an antihistamine formulated as a metered-spray solution for intranasal administration . Azelastine hydrochloride occurs as a white, almost odorless, crystalline powder with a bitter taste . It has a molecular weight of 418.37 g/mol . It is sparingly soluble in water, methanol, and propylene glycol and slightly soluble in ethanol, octanol, and glycerine . It has a melting point of about 225ºC and the pH of a saturated solution is between 5.0 and 5.4 . Its chemical name is (±)-1-(2H)-phthalazinone,4-[(4-chlorophenyl) methyl]-2-(hexahydro-1-methyl-1H-azepin-4-yl)-, monohydrochloride. Its molecular formula is C 22 H 24 ClN 3 O•HCl with the following chemical structure: Azelastine hydrochloride nasal solution contains 0.1% azelastine hydrochloride in an aqueous solution at pH 6.8 ± 0.3. It also contains benzalkonium chloride (125 mcg/mL), citric acid, dibasic sodium phosphate, edetate disodium, hypromellose, purified water and sodium chloride. After priming [see Dosage and Administration ( 2.3 )] , each metered spray delivers a 0.137 mL mean volume containing 137 mcg of azelastine hydrochloride (equivalent to 125 mcg of azelastine base). The bottle can deliver 200 metered sprays. Structure.jpg

Azelastine hydrochloride Nasal Spray, 137 micrograms (mcg), is an antihistamine formulated as a metered-spray solution for intranasal administration. Azelastine hydrochloride occurs as a white, almost odorless, crystalline powder with a bitter taste. It has a molecular weight of 418.37. It is sparingly soluble in water, methanol, and propylene glycol and slightly soluble in ethanol, octanol, and glycerine. It has a melting point of about 225°C and the pH of a saturated solution is between 5.0 and 5.4. Its chemical name is (±)-1-(2H)-phthalazinone,4-[(4-chlorophenyl) methyl]-2-(hexahydro-1-methyl-1H-azepin-4-yl)-, monohydrochloride. Its molecular formula is C 22 H 24 ClN 3 O•HCl with the following chemical structure: Azelastine hydrochloride Nasal Spray contains 0.1% azelastine hydrochloride USP in an aqueous solution at pH 6.8 ± 0.3. It also contains benzalkonium chloride (125 mcg/mL), citric acid monohydrate, disodium hydrogen phosphate dodecahydrate, edetate disodium, hypromellose, purified water, and sodium chloride. After priming [ see Dosage and Administration (2.3) ], each metered spray delivers a 0.137 mL mean volume containing 137 mcg of azelastine hydrochloride USP (equivalent to 125 mcg of azelastine base). The bottle can deliver 200 metered sprays. Chemical Structure

Azithromycin Tablets, USP contain the active ingredient azithromycin, a macrolide antibacterial drug, for oral administration. Azithromycin has the chemical name (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2- ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranos yl]oxy]-1-oxa-6-azacyclopentadecan-15-one. Azithromycin is derived from erythromycin; however, it differs chemically from erythromycin in that a methyl-substituted nitrogen atom is incorporated into the lactone ring. Its molecular formula is C38H72N2O12, and its molecular weight is 749.00. Azithromycin has the following structural formula: Azithromycin, as the dihydrate, is a white crystalline powder with a molecular formula of C38H72N2O12•2H2O and a molecular weight of 785.0. Azithromycin is supplied as tablets containing azithromycin dihydrate equivalent to 250 mg azithromycin and the following inactive ingredients: croscarmellose sodium, dibasic calcium phosphate anhydrous, FD&C Blue #1 aluminum lake and lecithin, FD&C Red #40 aluminum Lake, FD&C Yellow #6 aluminum Lake, macrogol/PEG, magnesium stearate, polyvinyl alcohol, pregelatinized starch, talc, and titanium dioxide. Chemical Structure

Azithromycin Tablets, USP contain the active ingredient azithromycin, a macrolide antibacterial drug, for oral administration. Azithromycin has the chemical name (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one. Azithromycin is derived from erythromycin; however, it differs chemically from erythromycin in that a methyl-substituted nitrogen atom is incorporated into the lactone ring. Its molecular formula is C 38 H 72 N 2 O 12 , and its molecular weight is 749.00. Azithromycin has the following structural formula: Azithromycin, as the dihydrate, is a white crystalline powder with a molecular formula of C 38 H 72 N 2 O 12 ∙2H 2 O and a molecular weight of 785.0. Azithromycin is supplied as tablets containing azithromycin dihydrate equivalent to 500 mg azithromycin and the following inactive ingredients: croscarmellose sodium, dibasic calcium phosphate anhydrous, FD&C Blue #1 aluminum lake and lecithin, FD&C Red #40 aluminum Lake, FD&C Yellow #6 aluminum Lake, macrogol/PEG, magnesium stearate, polyvinyl alcohol, pregelatinized starch, talc, and titanium dioxide. Chemical Structure

Azithromycin Tablets, USP contain the active ingredient azithromycin, a macrolide antibacterial drug, for oral administration. Azithromycin has the chemical name (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one. Azithromycin is derived from erythromycin; however, it differs chemically from erythromycin in that a methyl-substituted nitrogen atom is incorporated into the lactone ring. Its molecular formula is C 38 H 72 N 2 O 12 , and its molecular weight is 749.00. Azithromycin has the following structural formula: Azithromycin, as the dihydrate, is a white crystalline powder with a molecular formula of C 38 H 72 N 2 O 12 ∙2H 2 O and a molecular weight of 785.0. Azithromycin is supplied as tablets containing azithromycin dihydrate equivalent to 500 mg azithromycin and the following inactive ingredients: croscarmellose sodium, dibasic calcium phosphate anhydrous, FD&C Blue #1 aluminum lake and lecithin, FD&C Red #40 aluminum Lake, FD&C Yellow #6 aluminum Lake, macrogol/PEG, magnesium stearate, polyvinyl alcohol, pregelatinized starch, talc, and titanium dioxide. Chemical Structure

USES first aid to help prevent infection in minor cuts, scrapes and burns

USES first aid to help prevent infection in minor cuts, scrapes and burns

Baclofen, USP is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. The structural formula is: C 10 H 12 ClNO 2 M.W. 213.66 Baclofen, USP is a white to off-white odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol and insoluble in chloroform. Each tablet, for oral administration, contains 5 mg, 10 mg or 20 mg baclofen, USP. In addition, each tablet contains the following inactive ingredients: anhydrous lactose, colloidal silicon dioxide, dibasic calcium phosphate dihydrate, magnesium stearate, microcrystalline cellulose and sodium starch glycolate. Structural Formula

Baclofen, USP is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. The structural formula is: C 10 H 12 ClNO 2 M.W. 213.66 Baclofen, USP is a white to off-white odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol and insoluble in chloroform. Each tablet, for oral administration, contains 5 mg, 10 mg or 20 mg baclofen, USP. In addition, each tablet contains the following inactive ingredients: Microcrystalline Cellulose, Primecel, Starch 1500, Pre-gelatinized Maize Starch, Povidone K-30, Colloidal Silicone dioxide, and Magnesium Stearate. baclofen-struc

Baclofen, USP is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. The structural formula is: C 10 H 12 ClNO 2 M.W. 213.66 Baclofen, USP is a white to off-white odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol and insoluble in chloroform. Each tablet, for oral administration, contains 5 mg, 10 mg or 20 mg baclofen, USP. In addition, each tablet contains the following inactive ingredients: microcrystalline cellulose, starch 1500 pre-gelatinized maize starch, povidone K-30, colloidal silicon dioxide, and magnesium stearate. Chemical Structure

Baclofen USP, is a muscle relaxant and antispastic, available as 5-mg, 10-mg and 20-mg tablets for oral administration. Its chemical name is 4-amino-3-(4-chlorophenyl)- butanoic acid, and its structural formula is Baclofen USP is a white or creamy white powder, with a molecular weight of 213.66. It is slightly soluble in water, insoluble in organic solvents, dissolves in dilute mineral acids and alkali hydroxides. Inactive Ingredients. colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, povidone, and pregelatinized starch. Image

Baclofen USP, is a muscle relaxant and antispastic, available as 10 mg and 20 mg tablets for oral administration. Its chemical name is 4-amino-3-(4-chlorophenyl)- butanoic acid, and its structural formula is Baclofen USP is a white to off-white crystalline powder, with a molecular weight of 213.66. It is slightly soluble in water, very slightly soluble in methanol and in 96% ethanol, practically insoluble in acetone, insoluble in chloroform, dissolves in dilute mineral acids and in dilute solutions of alkali hydroxides. Inactive Ingredients. Colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose and pregelatinized starch (maize). FDA approved dissolution test specifications differ from USP. Chemical Structure

Baclofen, USP is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. The structural formula is: C 10 H 12 ClNO 2 M.W. 213.66 Baclofen, USP is a white to off-white odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol and insoluble in chloroform. Each tablet, for oral administration, contains 5 mg, 10 mg or 20 mg baclofen, USP. In addition, each tablet contains the following inactive ingredients: Microcrystalline Cellulose, Primecel, Starch 1500, Pre-gelatinized Maize Starch, Povidone K-30, Colloidal Silicone dioxide, and Magnesium Stearate. baclofen-struc

Baclofen, USP is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. The structural formula is: C 10 H 12 ClNO 2 M.W. 213.66 Baclofen, USP is a white to off-white odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol and insoluble in chloroform. Each tablet, for oral administration, contains 5 mg, 10 mg or 20 mg baclofen, USP. In addition, each tablet contains the following inactive ingredients: microcrystalline cellulose, starch 1500 pre-gelatinized maize starch, povidone K-30, colloidal silicon dioxide, and magnesium stearate. Chemical Structure

Baclofen, USP is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. The structural formula is: Baclofen USP is a white to off-white, odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol and insoluble in chloroform. Each tablet, for oral administration, contains 10 mg or 20 mg baclofen. In addition, each tablet contains the following inactive ingredients: microcrystalline cellulose, pregelatinized starch, colloidal silicon dioxide, and magnesium stearate. Chemical Structure

Baclofen USP, is a muscle relaxant and antispastic, available as 10 mg and 20 mg tablets for oral administration. Its chemical name is 4-amino-3-(4-chlorophenyl)- butanoic acid, and its structural formula is Baclofen USP is a white to off-white crystalline powder, with a molecular weight of 213.66. It is slightly soluble in water, very slightly soluble in methanol and in 96% ethanol, practically insoluble in acetone, insoluble in chloroform, dissolves in dilute mineral acids and in dilute solutions of alkali hydroxides. Inactive Ingredients. Colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose and pregelatinized starch (maize). FDA approved dissolution test specifications differ from USP. Chemical Structure

Use Temporarily relieves these symptoms due to hay fever or other upper respiratory allergies • runny nose • sneezing • itchy, watery eyes • itchy throat and nose • Temporarily relieves these symptoms due to the common cold o runny nose o sneezing

Benazepril hydrochloride, USP is a white to off-white crystalline powder, soluble (> 100 mg/mL) in water, in ethanol, and in methanol. Its chemical name is benazepril 3-[[1-(ethoxy-carbonyl)-3-phenyl-(1S)-propyl]amino]-2,3,4,5-tetrahydro-2-oxo-1 H -1-(3S)-benzazepine-1-acetic acid monohydrochloride; its structural formula is Its empirical formula is C 24 H 28 N 2 O 5 •HCl and its molecular weight is 460.96. Benazeprilat, the active metabolite of benazepril, is a non-sulfhydryl angiotensin-converting enzyme inhibitor. Benazepril hydrochloride is supplied as film-coated tablets containing 5 mg, 10 mg, 20 mg, and 40 mg of benazepril hydrochloride for oral administration. The inactive ingredients are carnauba wax, colloidal silicon dioxide, crospovidone, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, pregelatinized starch, titanium dioxide, and triacetin. The 10 mg tablet also contains FD&C Red No. 40 aluminum lake. The 20 mg tablet also contains black iron oxide and yellow iron oxide. The 40 mg tablet also contains FD&C Blue No. 2 aluminum lake. Benazepril hydrochloride tablets USP, 5 mg, 10 mg, 20 mg and 40 mg meet USP Dissolution Test 2. Structure

Benazepril hydrochloride, USP is a white to off-white crystalline powder, soluble (> 100 mg/mL) in water, in ethanol, and in methanol. Its chemical name is benazepril 3-[[1-(ethoxy-carbonyl)-3-phenyl-(1S)-propyl] amino]-2,3,4,5-tetrahydro-2-oxo-1 H -1-(3S)-benzazepine-1-acetic acid monohydrochloride; its structural formula is Its molecular formula is C 24 H 28 N 2 O 5 •HCl and its molecular weight is 460.96. Benazeprilat, the active metabolite of benazepril, is a non-sulfhydryl angiotensin-converting enzyme inhibitor. Benazepril hydrochloride is supplied as tablets containing 10 mg, 20 mg and 40 mg of benazepril hydrochloride USP for oral administration. The inactive ingredients are colloidal silicon dioxide, crospovidone, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol 400, polysorbate 80, pregelatinized starch (maize) and titanium dioxide. In addition, the 10 mg contains iron oxide yellow and 20 mg and 40 mg contains iron oxide red. Meets USP Dissolution Test 2. Chemical Structure

Benazepril hydrochloride, USP is a white to off-white crystalline powder, soluble (> 100 mg/mL) in water, in ethanol, and in methanol. Its chemical name is benazepril 3-[[1-(ethoxy-carbonyl)-3-phenyl-(1S)-propyl]amino]-2,3,4,5-tetrahydro-2-oxo-1 H -1-(3S)-benzazepine-1-acetic acid monohydrochloride; its structural formula is Its empirical formula is C 24 H 28 N 2 O 5 •HCl and its molecular weight is 460.96. Benazeprilat, the active metabolite of benazepril, is a non-sulfhydryl angiotensin-converting enzyme inhibitor. Benazepril hydrochloride is supplied as film-coated tablets containing 5 mg, 10 mg, 20 mg, and 40 mg of benazepril hydrochloride for oral administration. The inactive ingredients are carnauba wax, colloidal silicon dioxide, crospovidone, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, pregelatinized starch, titanium dioxide, and triacetin. The 10 mg tablet also contains FD&C Red No. 40 aluminum lake. The 20 mg tablet also contains black iron oxide and yellow iron oxide. The 40 mg tablet also contains FD&C Blue No. 2 aluminum lake. Benazepril hydrochloride tablets USP, 5 mg, 10 mg, 20 mg and 40 mg meet USP Dissolution Test 2. Structure

Benazepril hydrochloride, USP is a white to off-white crystalline powder, soluble (> 100 mg/mL) in water, in ethanol, and in methanol. Its chemical name is benazepril 3-[[1-(ethoxy-carbonyl)-3-phenyl-(1S)-propyl]amino]-2,3,4,5-tetrahydro-2-oxo-1 H -1-(3S)-benzazepine-1-acetic acid monohydrochloride; its structural formula is Its empirical formula is C 24 H 28 N 2 O 5 •HCl and its molecular weight is 460.96. Benazeprilat, the active metabolite of benazepril, is a non-sulfhydryl angiotensin-converting enzyme inhibitor. Benazepril hydrochloride is supplied as film-coated tablets containing 5 mg, 10 mg, 20 mg, and 40 mg of benazepril hydrochloride for oral administration. The inactive ingredients are carnauba wax, colloidal silicon dioxide, crospovidone, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, pregelatinized starch, titanium dioxide, and triacetin. The 10 mg tablet also contains FD&C Red No. 40 aluminum lake. The 20 mg tablet also contains black iron oxide and yellow iron oxide. The 40 mg tablet also contains FD&C Blue No. 2 aluminum lake. Benazepril hydrochloride tablets USP, 5 mg, 10 mg, 20 mg and 40 mg meet USP Dissolution Test 2. Structure

Benzonatate capsules, USP, a non-narcotic oral antitussive agent, is 2, 5, 8, 11, 14, 17, 20, 23, 26- onaoxaoctacosan-28-ylp-(butylamino) benzoate; with a molecular weight of 603.7. Each benzonatate capsules, USP for oral administration contains 100 mg or 200 mg benzonatate, USP. In addition, each capsule contains the following inactive ingredients: D&C Yellow #10, gelatin, glycerin, lecithin, light mineral oil, propylene glycol, purified water, shellac glaze, titanium dioxide, and white edible ink. structure formula

Benzonatate capsules, USP, a non-narcotic oral antitussive agent, is 2,5,8,11,14,17,20,23,26-nonaoxaoctacosan-28-yl p -(butylamino) benzoate; with a molecular weight of 603.7. Each benzonatate capsule for oral administration contains 100 mg or 200 mg of benzonatate. In addition, each capsule also contains the following inactive ingredients: gelatin, glycerin, noncrystallising sorbitol solution, methylparaben, propylparaben and purified water. Structure forluma for Benzonatate

Benzonatate, a non-narcotic oral antitussive agent, is 2, 5, 8, 11, 14, 17, 20, 23, 26-nonaoxaoctacosan-28-yl p-(butylamino) benzoate; with a molecular weight of 603.7. Each benzonatate capsule USP contains: Benzonatate, USP 100 mg Each benzonatate capsule USP contains: Benzonatate, USP 150 mg Each benzonatate capsule USP contains: Benzonatate, USP 200 mg Benzonatate capsules USP also contain: bloom gelatin, glycerin, purified water, medium chain triglycerides, lecithin, isopropyl alcohol, nitrogen. 100 mg and 200 mg capsules also contain D&C Yellow No. 10. 150 mg capsules also contain FD&C Yellow No. 6 powder. Each capsule also contains black iron oxide, propylene glycol, hypromellose as imprinting ink. benzonatate-struct

Benzonatate capsules, USP, a non-narcotic oral antitussive agent, is 2, 5, 8, 11, 14, 17, 20, 23, 26- onaoxaoctacosan-28-ylp-(butylamino) benzoate; with a molecular weight of 603.7. Each benzonatate capsules, USP for oral administration contains 100 mg or 200 mg benzonatate, USP. In addition, each capsule contains the following inactive ingredients: D&C Yellow #10, gelatin, glycerin, lecithin, light mineral oil, propylene glycol, purified water, shellac glaze, titanium dioxide, and white edible ink. structure formula

Betamethasone Dipropionate Cream USP (Augmented), 0.05% contains betamethasone dipropionate USP, a synthetic adrenocorticosteroid, for topical use in a cream base. Betamethasone, an analog of prednisolone, has a high degree of corticosteroid activity and a slight degree of mineralocorticoid activity. Betamethasone dipropionate is the 17,21-dipropionate ester of betamethasone. Chemically, betamethasone dipropionate is 9-fluoro-11β,17,21-trihydroxy-16 β-methylpregna-1,4-diene-3,20-dione 17,21-dipropionate, with the empirical formula C 28 H 37 FO 7 , a molecular weight of 504.6, and the following structural formula: Betamethasone dipropionate is a white to creamy white, odorless crystalline powder, insoluble in water. Each gram of Betamethasone Dipropionate Cream USP (Augmented), 0.05% contains: 0.643 mg betamethasone dipropionate USP (equivalent to 0.5 mg betamethasone) in a white cream base of carbomer homopolymer type C; ceteareth-30; chlorocresol; cyclomethicone; glyceryl oleate/propylene glycol; propylene glycol; purified water; sodium hydroxide; sorbitol solution; white petrolatum; and white wax. chemical-structure

Betamethasone dipropionate cream USP (augmented), 0.05% contains betamethasone dipropionate USP, a synthetic adrenocorticosteroid, for topical use in a cream base. Betamethasone, an analog of prednisolone, has a high degree of corticosteroid activity and a slight degree of mineralocorticoid activity. Betamethasone dipropionate is the 17,21-dipropionate ester of betamethasone. Chemically, betamethasone dipropionate is 9-fluoro-11β,17,21-trihydroxy-16β-methylpregna-1,4-diene-3,20-dione 17,21-dipropionate, with the empirical formula C 28 H 37 FO 7 , a molecular weight of 504.6, and the following structural formula: Betamethasone dipropionate is a white to creamy white, odorless crystalline powder, insoluble in water. Each gram of betamethasone dipropionate cream USP (augmented), 0.05% contains: 0.64 mg betamethasone dipropionate USP (equivalent to 0.5 mg betamethasone) in a white cream base of carbomer homopolymer type C, ceteareth-30, chlorocresol, cyclomethicone, glyceryl oleate, propylene glycol, purified water, sodium hydroxide, sorbitol solution, white petrolatum and white wax. Chemical Structure

Betamethasone Valerate Cream USP, 0.1% contains betamethasone valerate USP, a synthetic adrenocorticosteroid for dermatologic use. Betamethasone, an analog of prednisolone, has a high degree of glucocorticoid activity and a slight degree of mineralocorticoid activity. Betamethasone valerate is a white to practically white odorless crystalline powder practically insoluble in water, freely soluble in acetone and chloroform, soluble in alcohol, and slightly soluble in benzene and ether. Chemically it is 9-fluoro-11β,17,21-trihydroxy-16β-methylpregna-1, 4-diene-3,20-dione 17-valerate. The structural formula is: Molecular Formula: C 27 H 37 FO 6 Molecular Weight: 476.59 Each gram of Betamethasone Valerate Cream USP, 0.1% contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in a soft, white, hydrophilic cream of ceteareth-15, cetyl alcohol, mineral oil, polyethylene glycol 1000, propylene glycol, purified water, stearyl alcohol, white petrolatum, phosphoric acid and sodium hydroxide (for pH adjustment); chlorocresol is present as a preservative. Chemical Structure

Betamethasone Valerate Cream, Ointment and Lotion contain betamethasone valerate USP, a synthetic adrenocorticosteroid for dermatologic use. Betamethasone, an analog of prednisolone, has a high degree of glucocorticoid activity and a slight degree of mineralocorticoid activity. Betamethasone valerate is a white to practically white odorless crystalline powder practically insoluble in water, freely soluble in acetone and chloroform, soluble in alcohol, and slightly soluble in benzene and ether. Chemically, it is 9-fluoro-11β,17,21-trihydroxy-16β-methylpregna-1, 4-diene-3,20-dione 17-valerate. The structural formula is: Each gram of the 0.1% Cream contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in a soft, white, hydrophilic cream of purified water, mineral oil, white petrolatum, polyoxyl 20 cetostearyl ether, cetostearyl alcohol, monobasic sodium phosphate and phosphoric acid or sodium hydroxide (to adjust pH, if required); chlorocresol is present as a preservative. Each gram of the 0.1% Ointment contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in an ointment base of white petrolatum and mineral oil. Each gram of the 0.1% Lotion contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in a vehicle of isopropyl alcohol and water slightly thickened with carbomer 934P. Sodium hydroxide is used to adjust pH. structural formula

Betamethasone Valerate Cream, Ointment and Lotion contain betamethasone valerate USP, a synthetic adrenocorticosteroid for dermatologic use. Betamethasone, an analog of prednisolone, has a high degree of glucocorticoid activity and a slight degree of mineralocorticoid activity. Betamethasone valerate is a white to practically white odorless crystalline powder practically insoluble in water, freely soluble in acetone and chloroform, soluble in alcohol, and slightly soluble in benzene and ether. Chemically, it is 9-fluoro-11β,17,21-trihydroxy-16β-methylpregna-1, 4-diene-3,20-dione 17-valerate. The structural formula is: Each gram of the 0.1% Cream contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in a soft, white, hydrophilic cream of purified water, mineral oil, white petrolatum, polyoxyl 20 cetostearyl ether, cetostearyl alcohol, monobasic sodium phosphate and phosphoric acid or sodium hydroxide (to adjust pH, if required); chlorocresol is present as a preservative. Each gram of the 0.1% Ointment contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in an ointment base of white petrolatum and mineral oil. Each gram of the 0.1% Lotion contains 1.2 mg betamethasone valerate (equivalent to 1 mg betamethasone) in a vehicle of isopropyl alcohol and water slightly thickened with carbomer 934P. Sodium hydroxide is used to adjust pH. structural formula

BISOPROLOL FUMARATE USP is a synthetic, beta 1 -selective (cardioselective) adrenoceptor blocking agent. The chemical name for bisoprolol fumarate is (±)-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 its structure is: Bisoprolol fumarate has a molecular weight of 766.97. It is a white crystalline powder which is approximately equally hydrophilic and lipophilic, and is readily soluble in water, methanol, ethanol, and chloroform. BISOPROLOL FUMARATE TABLETS USP are available as 5 and 10 mg tablets for oral administration. Inactive ingredients include Colloidal Silicon Dioxide, Corn Starch (Pregelatinized), Crospovidone, Dibasic Calcium Phosphate, Hypromellose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80 and Titanium Dioxide. The 5 mg tablets also contain Red and Yellow Iron Oxide. Structure

Budesonide, the active component of budesonide inhalation suspension, is a corticosteroid designated chemically as ( RS )-11β,16α,17,21-tetrahydroxypregna-1,4-diene-3,20 dione cyclic 16,17-acetal with butyraldehyde. Budesonide is provided as a mixture of two epimers (22R and 22S). The empirical formula of budesonide is C 25 H 34 O 6 and its molecular weight is 430.5. Its structural formula is: Budesonide is white to off-white, tasteless, odorless powder that is practically insoluble in water and in heptane, sparingly soluble in ethanol, and freely soluble in chloroform. Its partition coefficient between octanol and water at pH 7.4 is 1.6 x 10 3 . Budesonide inhalation suspension is a sterile suspension for inhalation via jet nebulizer and contains the active ingredient budesonide (micronized), and the inactive ingredients anhydrous citric acid, disodium edetate dihydrate, polysorbate 80, sodium chloride, sodium citrate anhydrous and water for injection. It is available in single-dose ampules: 0.5 mg per 2 mL ampule. For budesonide inhalation suspension, like all other nebulized treatments, the amount delivered to the lungs will depend on patient factors, the jet nebulizer utilized, and compressor performance. Using the Pari-LC-Jet Plus Nebulizer/Pari Master compressor system, under in vitro conditions, the mean delivered dose at the mouthpiece (% nominal dose) was approximately 17% at a mean flow rate of 5.5 L/min. The mean nebulization time was 5 minutes or less. Budesonide inhalation suspension should be administered from jet nebulizers at adequate flow rates, via face masks or mouthpieces [see Dosage and Administration ( 2 )] . image

Budesonide, the active component of budesonide inhalation suspension, is a corticosteroid designated chemically as (RS)-11β, 16α, 17, 21-tetrahydroxypregna-1, 4-diene-3, 20-dione cyclic 16, 17-acetal with butyraldehyde. Budesonide is provided as a mixture of two epimers (22R and 22S). The empirical formula of budesonide is C 25 H 34 O 6 and its molecular weight is 430.5. Its structural formula is: Budesonide is a white to off-white, tasteless, odorless powder that is practically insoluble in water and in heptane, sparingly soluble in ethanol, and freely soluble in chloroform. Its partition coefficient between octanol and water at pH 7.4 is 1.6 x 10 3 . Budesonide inhalation suspension is a sterile suspension for inhalation via jet nebulizer and contains the active ingredient budesonide (micronized), and the inactive ingredients sodium chloride, disodium edetate, polysorbate 80, citric acid, tri sodium citrate, and water for injection. Two dose strengths are available in single-dose ampules: 0.25 mg and 0.5 mg per 2 mL ampule. For budesonide inhalation suspension, like all other nebulized treatments, the amount delivered to the lungs will depend on patient factors, the jet nebulizer utilized, and compressor performance. Using the Pari-LC-Jet Plus Nebulizer/Pari Master compressor system, under in vitro conditions, the mean delivered dose at the mouthpiece (% nominal dose) was approximately 17% at a mean flow rate of 5.5 L/min. The mean nebulization time was 5 minutes or less. Budesonide inhalation suspension should be administered from jet nebulizers at adequate flow rates, via face masks or mouthpieces [see Error! Hyperlink reference not valid. ( Error! Hyperlink reference not valid. )] . Chemical Structure Formula of Budesonide

Budesonide, the active component of budesonide inhalation suspension, is a corticosteroid designated chemically as (RS)-11β, 16α, 17, 21-tetrahydroxypregna-1, 4-diene-3, 20-dione cyclic 16, 17-acetal with butyraldehyde. Budesonide is provided as a mixture of two epimers (22R and 22S). The empirical formula of budesonide is C 25 H 34 O 6 and its molecular weight is 430.5. Its structural formula is: Budesonide is a white to off-white, tasteless, odorless powder that is practically insoluble in water and in heptane, sparingly soluble in ethanol, and freely soluble in chloroform. Its partition coefficient between octanol and water at pH 7.4 is 1.6 x 10 3 . budesonide inhalation suspension is a sterile suspension for inhalation via jet nebulizer and contains the active ingredient budesonide (micronized), and the inactive ingredients disodium edetate, sodium chloride, sodium citrate dihydrate, citric acid monohydrate, polysorbate 80, and Water for Injection. Three dose strengths are available in single-dose ampules (ampules): 0.25 mg, 0.5 mg, and 1 mg per 2 mL ampule. For budesonide inhalation suspension, like all other nebulized treatments, the amount delivered to the lungs will depend on patient factors, the jet nebulizer utilized, and compressor performance. Using the Pari-LC-Jet Plus Nebulizer/Pari Master compressor system, under in vitro conditions, the mean delivered dose at the mouthpiece (% nominal dose) was approximately 17% at a mean flow rate of 5.5 L/min. The mean nebulization time was 5 minutes or less. budesonide inhalation suspension should be administered from jet nebulizers at adequate flow rates, via face masks or mouthpieces [see Dosage and Administration ( 2 ) ]. image 1

Budesonide, the active component of budesonide inhalation suspension, is a corticosteroid designated chemically as (RS)-11β, 16α, 17, 21-tetrahydroxypregna-1, 4-diene-3, 20-dione cyclic 16, 17-acetal with butyraldehyde. Budesonide is provided as a mixture of two epimers (22R and 22S). The empirical formula of budesonide is C 25 H 34 O 6 and its molecular weight is 430.5. Its structural formula is: Budesonide is a white to off-white, tasteless, odorless powder that is practically insoluble in water and in heptane, sparingly soluble in ethanol, and freely soluble in chloroform. Its partition coefficient between octanol and water at pH 7.4 is 1.6 x 10 3 . budesonide inhalation suspension is a sterile suspension for inhalation via jet nebulizer and contains the active ingredient budesonide (micronized), and the inactive ingredients disodium edetate, sodium chloride, sodium citrate dihydrate, citric acid monohydrate, polysorbate 80, and Water for Injection. Three dose strengths are available in single-dose ampules (ampules): 0.25 mg, 0.5 mg, and 1 mg per 2 mL ampule. For budesonide inhalation suspension, like all other nebulized treatments, the amount delivered to the lungs will depend on patient factors, the jet nebulizer utilized, and compressor performance. Using the Pari-LC-Jet Plus Nebulizer/Pari Master compressor system, under in vitro conditions, the mean delivered dose at the mouthpiece (% nominal dose) was approximately 17% at a mean flow rate of 5.5 L/min. The mean nebulization time was 5 minutes or less. budesonide inhalation suspension should be administered from jet nebulizers at adequate flow rates, via face masks or mouthpieces [see Dosage and Administration ( 2 ) ]. image 1

Bupropion hydrochloride extended-release tablets (XL) (bupropion hydrochloride), an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride extended-release tablets, USP (XL) are supplied for oral administration as 150 mg and 300 mg creamy-white to pale yellow round coated tablets imprinted with black ink on one side and plain on other side. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: ethyl alcohol, ethylcellulose, glyceryl dibehenate, isopropyl alcohol, methacrylic acid and ethyl acrylate copolymer dispersion, polyethylene glycol, polyvinyl alcohol, povidone, silicon dioxide, triethyl citrate. In addition, tablets are printed with black ink which contains ferrosoferric oxide, hypromellose, isopropyl alcohol and propylene glycol. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. FDA approved dissolution test specifications differ from USP. bupropion-structure.jpg

Bupropion hydrochloride, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride extended-release tablets, USP (XL) are supplied for oral administration as 150 mg and 300 mg creamy- white to pale yellow extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: povidone, cysteine hydrochloride monohydrate, colloidal anhydrous silica, glycerol dibehanate, magnesium stearate, ethyl cellulose, polyethylene glycol, colloidal hydrated silica, triethyl citrate, methacrylic acid - ethyl acrylate copolymer , shellac, iron oxide black and propylene glycol. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. FDA approved dissolution test specifications differ from USP. Wellbutrin Chemical Structure

Bupropion hydrochloride, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride extended-release tablets, USP (XL) are supplied for oral administration as 150 mg and 300 mg creamy- white to pale yellow extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: povidone, cysteine hydrochloride monohydrate, colloidal anhydrous silica, glycerol dibehanate, magnesium stearate, ethyl cellulose, polyethylene glycol, colloidal hydrated silica, triethyl citrate, methacrylic acid - ethyl acrylate copolymer , shellac, iron oxide black and propylene glycol. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. FDA approved dissolution test specifications differ from USP. Wellbutrin Chemical Structure

Bupropion hydrochloride, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin re-uptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chlorophenyl)-2-[(1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.21 g/mol. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white to off-white crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride is supplied for oral administration as 75-mg (orange) and 100-mg (purple) film-coated tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the following inactive ingredients: 75-mg tablet –colloidal silicon dioxide, crospovidone, FD&C Yellow #6 Aluminum Lake, fumaric acid granular, hydroxypropyl cellulose, hypromellose, magnesium stearate, methylcellulose, polyethylene glycol and titanium dioxide. 100-mg tablet –colloidal silicon dioxide, crospovidone, D&C Red #7 Calcium Lake, fumaric acid granular, hydroxypropyl cellulose, hypromellose, magnesium stearate, methylcellulose, polyethylene glycol and titanium dioxide. structure

Bupropion hydrochloride USP, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white and soluble in water, in 0.1 N Hydrochloric acid and in alcohol. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride extended-release tablets, USP (XL) are supplied for oral administration as 150 mg which are pink round biconvex coated tablets imprinted with '188' in black ink on one side and plain on other side and 300 mg which are pink, round biconvex coated tablets imprinted with '189' in black ink on one side and plain on the other side. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: Ethylcellulose, glyceryl behenate, hydrochloric acid, magnesium stearate, methacrylic acid and ethyl acrylate copolymer dispersion, methylene chloride, opacode ® (it contains shellac glaze, ferrosoferric oxide, propylene glycol and ammonium hydroxide), opadry ® pink (it contains hypromellose, titanium dioxide, triacetin, talc, iron oxide red), polyethylene glycol, povidone, silicon dioxide and triethyl citrate. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. The drug Product meets the requirements of USP Dissolution Test 14. Image

Bupropion hydrochloride, USP is an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin re-uptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chlorophenyl)-2-[1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.20. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride is white powder, and soluble in water, 0.1 N Hydrochloric acid and in alcohol. The structural formula is: Bupropion hydrochloride extended-release tablets USP (SR) are supplied for oral administration as 100 mg (red), 150 mg (green), and 200 mg (yellow), film-coated, sustained-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride USP and the inactive ingredients: colloidal silicon dioxide, diluted hydrochloride acid, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polysorbate 80, sodium stearyl fumarate, titanium dioxide and is printed with edible black ink. In addition, the 100 mg tablet contains FD&C Red #40, the 150 mg tablet contains FD&C Blue #1 and D&C Yellow #10 Lake and the 200 mg tablet contains D&C Yellow #10 Lake. FDA approved dissolution test specifications differ from USP. bupropionhclstructure

Bupropion hydrochloride extended-release tablets (XL) (bupropion hydrochloride), an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion hydrochloride extended-release tablets, USP (XL) are supplied for oral administration as 150 mg and 300 mg creamy-white to pale yellow round coated tablets imprinted with black ink on one side and plain on other side. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: ethyl alcohol, ethylcellulose, glyceryl dibehenate, isopropyl alcohol, methacrylic acid and ethyl acrylate copolymer dispersion, polyethylene glycol, polyvinyl alcohol, povidone, silicon dioxide, triethyl citrate. In addition, tablets are printed with black ink which contains ferrosoferric oxide, hypromellose, isopropyl alcohol and propylene glycol. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. FDA approved dissolution test specifications differ from USP. bupropion-structure.jpg