qpharma inc - Medication Listings

Ibuprofen tablets contain the active ingredient ibuprofen, which is (±)-2-( p -isobutylphenyl) propionic acid. Ibuprofen is a white powder with a melting point of 74-77° C and is very slightly soluble in water (<1 mg/mL) and readily soluble in organic solvents such as ethanol and acetone. The structural formula is represented below: Ibuprofen, a nonsteroidal anti-inflammatory drug (NSAID), is available in 400 mg, 600 mg and 800 mg tablets for oral administration. Inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, hypromellose 2910, hydroxypropyl cellulose, magnesium stearate, microcrystalline cellulose, polyethylene glycol 400, pregelatinized starch, povidone k-90, sodium lauryl sulphate, titanium dioxide. ibuprofen-structure

Ibuprofen tablets contain the active ingredient ibuprofen, which is (±) - 2 - (p - isobutylphenyl) propionic acid. Ibuprofen is a white powder with a melting point of 74-77° C and is very slightly soluble in water (< 1 mg/mL) and readily soluble in organic solvents such as ethanol and acetone . The structural formula is represented below: Ibuprofen tablets, a nonsteroidal anti-inflammatory drug ( NSAID ), are available in 400 mg, 600 mg, and 800 mg tablets for oral administration. Inactive ingredients: silicon dioxide, croscarmellose sodium, magnesium stearate, microcrystalline cellulose, polyethylene glycols, polyvinyl alcohol, pregelatinized starch, talc and titanium dioxide. Ibu image

Rosuvastatin calcium, USP is a 3-hydroxy-3-methylglutaryl coenzyme A (HMG CoA)-reductase inhibitor. The chemical name for rosuvastatin calcium, USP is bis[(E)-7[4-(4-fluorophenyl)-6-isopropyl-2-(methyl(methylsulfonyl) amino] pyrimidin-5-yl]-(3R,5S)-3,5-dihydroxyhept-6-enoic acid] calcium salt with the following structural formula: The empirical formula for rosuvastatin calcium, USP is (C 22 H 27 FN 3 O 6 S) 2 Ca and the molecular weight is 1,001.14. Rosuvastatin calcium, USP is a white to off-white powder that is very slightly soluble in water, insoluble in methanol and ethanol. Rosuvastatin calcium, USP is a hydrophilic compound with a partition coefficient (octanol/water) of 0.13 at pH of 7.0. Rosuvastatin Tablets, USP for oral use contain 5 mg, 10 mg, 20 mg, or 40 mg (equivalent to 5.2 mg, 10.4 mg, 20.8 mg, and 41.6 mg rosuvastatin calcium) and the following inactive ingredients: crospovidone, ferric oxide red, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, sodium bicarbonate, titanium dioxide and triacetin. structure

Meloxicam Tablets USP are a nonsteroidal anti-inflammatory drug (NSAID). Each tablet contains 7.5 mg or 15 mg meloxicam for oral administration. Meloxicam is chemically designated as 4-hydroxy-2-methyl- N -(5-methyl-2-thiazolyl)-2 H -1,2-benzothiazine-3-carboxamide-1,1-dioxide. The molecular weight is 351.4. Its empirical formula is C 14 H 13 N 3 O 4 S 2 and it has the following structural formula: Meloxicam is a pastel yellow solid, practically insoluble in water, with higher solubility observed in strong acids and bases. It is very slightly soluble in methanol. Meloxicam has an apparent partition coefficient (log P)app = 0.1 in n -octanol/buffer pH 7.4. Meloxicam has pKa values of 1.1 and 4.2. Meloxicam is available as a tablet for oral administration containing 7.5 mg or 15 mg meloxicam. The inactive ingredients in Meloxicam tablets USP include colloidal silicon dioxide, crospovidone, lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone and sodium citrate dihydrate. Chemical Structure

Meloxicam Tablets USP are a nonsteroidal anti-inflammatory drug (NSAID). Each tablet contains 7.5 mg or 15 mg meloxicam for oral administration. Meloxicam is chemically designated as 4-hydroxy-2-methyl- N -(5-methyl-2-thiazolyl)-2 H -1,2-benzothiazine-3-carboxamide-1,1-dioxide. The molecular weight is 351.4. Its empirical formula is C 14 H 13 N 3 O 4 S 2 and it has the following structural formula: Meloxicam is a pastel yellow solid, practically insoluble in water, with higher solubility observed in strong acids and bases. It is very slightly soluble in methanol. Meloxicam has an apparent partition coefficient (log P)app = 0.1 in n -octanol/buffer pH 7.4. Meloxicam has pKa values of 1.1 and 4.2. Meloxicam is available as a tablet for oral administration containing 7.5 mg or 15 mg meloxicam. The inactive ingredients in Meloxicam tablets USP include colloidal silicon dioxide, crospovidone, lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone and sodium citrate dihydrate. Chemical Structure

Citalopram tablets, USP contains citalopram, a selective serotonin reuptake inhibitor (SSRI). Citalopram hydrobromide is a racemic bicyclic phthalane structure and is designated (±)-1-(3-dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitrile hydrobromide with the following structural formula: The molecular formula is C 20 H 22 BrFN 2 O and its molecular weight is 405.35. Citalopram hydrobromide USP occurs as a fine, white to off-white powder. Citalopram hydrobromide is sparingly soluble in water and soluble in ethanol. Citalopram tablets, USP are for oral administration and are available as film-coated round and capsule shaped tablets. The strengths reflect citalopram base equivalent content. The 10 mg, 20 mg, and 40 mg strength tablets contain 12.49 mg, 24.98 mg, and 49.96 mg of citalopram hydrobromide, respectively. The 20 mg and 40 mg tablets are scored. Inactive ingredients: copovidone, corn starch, croscarmellose sodium, lactose monohydrate, magnesium stearate, hypromellose, microcrystalline cellulose, polyethylene glycol, and titanium dioxide. Iron oxides are used as coloring agents in the peach (10 mg) and light pink (20 mg) tablets. Chemical Structure

Citalopram tablets, USP contain citalopram, a selective serotonin reuptake inhibitor (SSRI). Citalopram hydrobromide is a racemic bicyclic phthalane structure and is designated (±)-1-(3-dimethylaminopropyl)-1-(4-fluorophenyl)-1,3­dihydroisobenzofuran-5-carbonitrile hydrobromide with the following structural formula: The molecular formula is C 20 H 22 BrFN 2 O and its molecular weight is 405.35. Citalopram hydrobromide, USP occurs as a fine, white to off-white powder. Citalopram hydrobromide is sparingly soluble in water and soluble in ethanol. Citalopram, USP 10 mg tablets are film-coated, round shaped tablets containing citalopram hydrobromide in strengths equivalent to 10 mg citalopram base. Citalopram hydrobromide, USP 20 mg and 40 mg tablets are film-coated, oval shaped, scored tablets containing citalopram hydrobromide, in strengths equivalent to 20 mg or 40 mg citalopram base. The tablets also contain the following inactive ingredients: copovidone, corn starch, croscarmellose sodium, ferric oxide red, ferric oxide yellow, glycerin, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, and titanium dioxide. image description

Ciprofloxacin tablets, USP are synthetic antimicrobial agents for oral administration. Ciprofloxacin hydrochloride, USP, a fluoroquinolone, is the monohydrochloride monohydrate salt of 1-cyclopropyl-6-fluoro-1, 4-dihydro-4-oxo-7-(1-piperazinyl)-3­-quinolinecarboxylic acid. It is a faintly yellowish to light yellow crystalline substance with a molecular weight of 385.8. Its molecular formula is C 17 H 18 FN 3 O 3 •HCl•H 2 O and its chemical structure is as follows: Ciprofloxacin is 1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid. Its molecular formula is C 17 H 18 FN 3 O 3 and its molecular weight is 331.4. It is a faintly yellowish to light yellow crystalline substance and its chemical structure is as follows: Ciprofloxacin film-coated tablets are available in 250 mg, 500 mg and 750 mg (ciprofloxacin equivalent) strengths. Each ciprofloxacin film-coated tablet contains 250 mg (equivalent to 291 mg ciprofloxacin hydrochloride monohydrate) or 500 mg (equivalent to 582 mg ciprofloxacin hydrochloride monohydrate) or 750 mg of ciprofloxacin (equivalent to 873 mg ciprofloxacin hydrochloride monohydrate). Ciprofloxacin tablets, USP are white to off-white. The inactive ingredients are colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, povidone, sodium starch glycolate, and titanium dioxide. Chemical Structure Chemical Structure

Ciprofloxacin tablets, USP are synthetic antimicrobial agents for oral administration. Ciprofloxacin hydrochloride, USP, a fluoroquinolone, is the monohydrochloride monohydrate salt of 1-cyclopropyl-6-fluoro-1, 4-dihydro-4-oxo-7-(1-piperazinyl)-3­-quinolinecarboxylic acid. It is a faintly yellowish to light yellow crystalline substance with a molecular weight of 385.8. Its molecular formula is C 17 H 18 FN 3 O 3 •HCl•H 2 O and its chemical structure is as follows: Ciprofloxacin is 1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid. Its molecular formula is C 17 H 18 FN 3 O 3 and its molecular weight is 331.4. It is a faintly yellowish to light yellow crystalline substance and its chemical structure is as follows: Ciprofloxacin film-coated tablets are available in 250 mg, 500 mg and 750 mg (ciprofloxacin equivalent) strengths. Each ciprofloxacin film-coated tablet contains 250 mg (equivalent to 291 mg ciprofloxacin hydrochloride monohydrate) or 500 mg (equivalent to 582 mg ciprofloxacin hydrochloride monohydrate) or 750 mg of ciprofloxacin (equivalent to 873 mg ciprofloxacin hydrochloride monohydrate). Ciprofloxacin tablets, USP are white to off-white. The inactive ingredients are colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, povidone, sodium starch glycolate, and titanium dioxide. Chemical Structure Chemical Structure

Ciprofloxacin (ciprofloxacin hydrochloride) tablets USP are synthetic antimicrobial agents for oral administration. Ciprofloxacin hydrochloride, USP, a fluoroquinolone, is the monohydrochloride monohydrate salt of 1-cyclopropyl-6-fluoro-1, 4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid. It is a faintly yellowish to light yellow crystalline substance with a molecular weight of 385.8. Its empirical formula is C 17 H 18 FN 3 O 3 •HCl •H 2 O and its chemical structure is as follows: Ciprofloxacin film-coated tablets USP are available in 250 mg, 500 mg and 750 mg (ciprofloxacin equivalent) strengths. Each ciprofloxacin film-coated tablet contains 250 mg (equivalent to 291 mg ciprofloxacin hydrochloride monohydrate), 500 mg of ciprofloxacin (equivalent to 582 mg ciprofloxacin hydrochloride monohydrate) or 750 mg of ciprofloxacin (equivalent to 873 mg ciprofloxacin hydrochloride monohydrate). Ciprofloxacin tablets USP are white film coated tablets. The inactive ingredients are colloidal silicon dioxide, crospovidone, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, pregelatinized starch and titanium dioxide. ciprofloxacin-str1

Escitalopram tablets contain escitalopram a selective serotonin reuptake inhibitor (SSRI), present as escitalopram oxalate salt. Escitalopram is the pure S-enantiomer (single isomer) of the racemic bicyclic phthalane derivative citalopram. Escitalopram oxalate is designated S-(+)-1-[3(dimethyl-amino)propyl]-1-( p -fluorophenyl)-5-phthalancarbonitrile oxalate with the following structural formula: The molecular formula is C 20 H 21 FN 2 O • C 2 H 2 O 4 and the molecular weight is 414.40. Escitalopram oxalate, USP occurs as a fine, white to slightly-yellow powder and is freely soluble in methanol and dimethyl sulfoxide (DMSO), soluble in isotonic saline solution, sparingly soluble in water and ethanol, slightly soluble in ethyl acetate, and insoluble in heptane. Escitalopram tablets USP, for oral use, are film-coated, round tablets containing 6.38 mg, 12.75 mg, 25.5 mg escitalopram oxalate in strengths equivalent to 5 mg, 10 mg, and 20 mg, respectively, of escitalopram base. The 10 and 20 mg tablets are scored. The tablets also contain the following inactive ingredients: colloidal silicon dioxide, corn starch, croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose, talc, and a film coating agent. The film coating agent, Opadry II White Y-22-7719, contains the following ingredients: hypromellose; polydextrose; polyethylene glycol; triacetin; and titanium dioxide. Meets USP Dissolution Test 2. Structural Formula

Escitalopram tablets contain escitalopram a selective serotonin reuptake inhibitor (SSRI), present as escitalopram oxalate salt. Escitalopram is the pure S-enantiomer (single isomer) of the racemic bicyclic phthalane derivative citalopram. Escitalopram oxalate is designated S-(+)-1-[3(dimethyl-amino)propyl]-1-( p -fluorophenyl)-5-phthalancarbonitrile oxalate with the following structural formula: The molecular formula is C 20 H 21 FN 2 O • C 2 H 2 O 4 and the molecular weight is 414.40. Escitalopram oxalate, USP occurs as a fine, white to slightly-yellow powder and is freely soluble in methanol and dimethyl sulfoxide (DMSO), soluble in isotonic saline solution, sparingly soluble in water and ethanol, slightly soluble in ethyl acetate, and insoluble in heptane. Escitalopram tablets USP, for oral use, are film-coated, round tablets containing 6.38 mg, 12.75 mg, 25.5 mg escitalopram oxalate in strengths equivalent to 5 mg, 10 mg, and 20 mg, respectively, of escitalopram base. The 10 and 20 mg tablets are scored. The tablets also contain the following inactive ingredients: colloidal silicon dioxide, corn starch, croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose, talc, and a film coating agent. The film coating agent, Opadry II White Y-22-7719, contains the following ingredients: hypromellose; polydextrose; polyethylene glycol; triacetin; and titanium dioxide. Meets USP Dissolution Test 2. Structural Formula

Naproxen, USP is a propionic acid derivative related to the arylacetic acid group of nonsteroidal anti-inflammatory drugs. The chemical names for naproxen, USP is (S)-6-methoxy- α -methyl-2 naphthaleneacetic acid. Naproxen, USP has the following structures: Naproxen, USP has a molecular weight of 230.26 g/mol and a molecular formula of C 14 H 14 O 3 . Naproxen, USP is an odorless, white to off-white crystalline substance. It is lipid-soluble, practically insoluble in water at low pH and freely soluble in water at high pH. The octanol/water partition coefficient of naproxen, USP at pH 7.4 is 1.6 to 1.8. Each naproxen tablet, USP is available as white tablet contains 250 mg, 375 mg or 500 mg of naproxen, USP for oral administration. The inactive ingredients are croscarmellose sodium, povidone and magnesium stearate. 10

CAREFULLY CONSIDER THE POTENTIAL BENEFITS AND RISKS OF NAPROXEN AND OTHER TREATMENT OPTIONS BEFORE DECIDING TO USE NAPROXEN TABLETS. USE THE LOWEST EFFECTIVE DOSE FOR THE SHORTEST DURATION CONSISTENT WITH INDIVIDUAL PATIENT TREATMENT GOALS (SEE WARNINGS: GASTROINTESTINAL BLEEDING, ULCERATION, AND PERFORATION). NAPROXEN TABLETS ARE INDICATED: FOR THE RELIEF OF THE SIGNS AND SYMPTOMS OF RHEUMATOID ARTHRITIS. FOR THE RELIEF OF THE SIGNS AND SYMPTOMS OF OSTEOARTHRITIS FOR THE RELIEF OF THE SIGNS AND SYMPTOMS OF ANKYLOSING SPONDYLITIS FOR THE RELIEF OF THE SIGNS AND SYMPTOMS OF JUVENILE ARTHRITIS NAPROXEN TABLETS ARE ALSO INDICATED: FOR RELIEF OF THE SIGNS AND SYMPTOMS OF TENDONITIS FOR RELIEF OF THE SIGNS AND SYMPTOMS OF BURSITIS FOR RELIEF OF THE SIGNS AND SYMPTOMS OF ACUTE GOUT FOR THE MANAGEMENT OF PAIN FOR THE MANAGEMENT OF PRIMARY DYSMENORRHEA

Atenolol, USP, 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: C 14 H 22 N 2 O 3 M.W. (free base) 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). Each tablet, for oral administration, contains 25 mg, 50 mg or 100 mg of atenolol, USP. In addition, each tablet contains the following inactive ingredients: magnesium stearate, microcrystalline cellulose, povidone, and sodium starch glycolate. 0

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 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-struc

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 soft gelatin capsule, for oral administration, contains 100 mg, 150 mg or 200 mg of benzonatate USP. Benzonatate Capsules, USP also contain the following inactive ingredients: D&C Yellow #10, gelatin, glycerin, purified water, methylparaben and propylparaben. 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

Cephalexin, USP is a semisynthetic cephalosporin antibiotic intended for oral administration. It is 7-(D-α-amino-α-phenylacetamido)-3-methyl-3-cephem-4-carboxylic acid, monohydrate. Cephalexin, USP has the following structural formula: C 16 H 17 N 3 O 4 S•H 2 O M.W. 365.41 The nucleus of cephalexin, USP is related to that of other cephalosporin antibiotics. The compound is a zwitterion; i.e., the molecule contains both a basic and an acidic group. The isoelectric point of cephalexin, USP in water is approximately 4.5 to 5. The crystalline form of cephalexin, USP which is available is a monohydrate. It is a white crystalline solid having a bitter taste. Solubility in water is low at room temperature; 1 or 2 mg/mL may be dissolved readily, but higher concentrations are obtained with increasing difficulty. The cephalosporins differ from penicillins in the structure of the bicyclic ring system. Cephalexin, USP has a D -phenylglycyl group as substituent at the 7-amino position and an unsubstituted methyl group at the 3-position. Each capsule contains cephalexin monohydrate, USP equivalent to 250 mg (720 μmol) or 500 mg (1,439 μmol) of cephalexin. Inactive Ingredients: CAPSULES: magnesium stearate, silicon dioxide, and sodium starch glycolate. Capsule Shell and Print Constituents: black iron oxide, D&C Yellow #10 Aluminum Lake, FD&C Blue #1 Aluminum Lake, FD&C Blue #2 Aluminum Lake, FD&C Red #40 Aluminum Lake, gelatin, pharmaceutical glaze modified in SD-45, silicon dioxide or carboxymethylcellulose sodium, sodium lauryl sulfate, titanium dioxide and may contain propylene glycol. In addition, the 250 mg capsule shell contains yellow iron oxide. After mixing, each 5 mL of cephalexin for oral suspension USP will contain cephalexin monohydrate, USP equivalent to 125 mg (360 μmol) or 250 mg (720 μmol) of cephalexin. Inactive Ingredients: SUSPENSION: FD&C Red #40, cherry mixed fruit flavor (artificial flavors, benzyl alcohol, maltodextrin, and modified corn starch), silicon dioxide, sodium benzoate, sugar (fruit granulated), and xanthan gum. structure

Cephalexin capsules, USP is a semisynthetic cephalosporin antibacterial drug intended for oral administration. It is 7-(D-α-Amino-α-phenylacetamido)-3-methyl-3-cephem-4-carboxylic acid monohydrate. Cephalexin has the molecular formula C 16 H 17 N 3 O 4 S•H 2 O and the molecular weight is 365.41. Cephalexin has the following structural formula: Each capsule contains cephalexin monohydrate equivalent to 250 mg, 333 mg, 500 mg, or 750 mg of cephalexin. The 250 mg, 333 mg, 500 mg and 750 mg capsules contain anhydrous lactose, colloidal silicon dioxide, magnesium stearate, FD & C Blue No. 1, D & C Yellow No. 10, gelatin, sodium lauryl sulphate, titanium dioxide. In addition, the 250 mg capsule contains FD & C Red No. 40; 333 mg and 750 mg Capsules contains FD & C Yellow No. 6. The imprinting ink contains; shellac, propylene glycol, strong ammonia solution and potassium hydroxide. Also black Iron oxide is used in 250mg, 333mg and 500mg and titanium dioxide is used in 750mg. cephalexin-str

Cephalexin capsules, USP is a semisynthetic cephalosporin antibacterial drug intended for oral administration. It is 7-(D-α-Amino-α-phenylacetamido)-3-methyl-3-cephem-4-carboxylic acid monohydrate. Cephalexin has the molecular formula C 16 H 17 N 3 O 4 S•H 2 O and the molecular weight is 365.41. Cephalexin has the following structural formula: Each capsule contains cephalexin monohydrate equivalent to 250 mg, 333 mg, 500 mg, or 750 mg of cephalexin. The 250 mg, 333 mg, 500 mg and 750 mg capsules contain anhydrous lactose, colloidal silicon dioxide, magnesium stearate, FD & C Blue No. 1, D & C Yellow No. 10, gelatin, sodium lauryl sulphate, titanium dioxide. In addition, the 250 mg capsule contains FD & C Red No. 40; 333 mg and 750 mg Capsules contains FD & C Yellow No. 6. The imprinting ink contains; shellac, propylene glycol, strong ammonia solution and potassium hydroxide. Also black Iron oxide is used in 250mg, 333mg and 500mg and titanium dioxide is used in 750mg. cephalexin-str

Cephalexin, USP is a semisynthetic cephalosporin antibiotic intended for oral administration. It is 7-(D-α-amino-α-phenylacetamido)-3-methyl-3-cephem-4-carboxylic acid, monohydrate. Cephalexin, USP has the following structural formula: C 16 H 17 N 3 O 4 S•H 2 O M.W. 365.41 The nucleus of cephalexin, USP is related to that of other cephalosporin antibiotics. The compound is a zwitterion; i.e., the molecule contains both a basic and an acidic group. The isoelectric point of cephalexin, USP in water is approximately 4.5 to 5. The crystalline form of cephalexin, USP which is available is a monohydrate. It is a white crystalline solid having a bitter taste. Solubility in water is low at room temperature; 1 or 2 mg/mL may be dissolved readily, but higher concentrations are obtained with increasing difficulty. The cephalosporins differ from penicillins in the structure of the bicyclic ring system. Cephalexin, USP has a D -phenylglycyl group as substituent at the 7-amino position and an unsubstituted methyl group at the 3-position. Each capsule contains cephalexin monohydrate, USP equivalent to 250 mg (720 μmol) or 500 mg (1,439 μmol) of cephalexin. Inactive Ingredients: CAPSULES: magnesium stearate, silicon dioxide, and sodium starch glycolate. Capsule Shell and Print Constituents: black iron oxide, D&C Yellow #10 Aluminum Lake, FD&C Blue #1 Aluminum Lake, FD&C Blue #2 Aluminum Lake, FD&C Red #40 Aluminum Lake, gelatin, pharmaceutical glaze modified in SD-45, silicon dioxide or carboxymethylcellulose sodium, sodium lauryl sulfate, titanium dioxide and may contain propylene glycol. In addition, the 250 mg capsule shell contains yellow iron oxide. After mixing, each 5 mL of cephalexin for oral suspension USP will contain cephalexin monohydrate, USP equivalent to 125 mg (360 μmol) or 250 mg (720 μmol) of cephalexin. Inactive Ingredients: SUSPENSION: FD&C Red #40, cherry mixed fruit flavor (artificial flavors, benzyl alcohol, maltodextrin, and modified corn starch), silicon dioxide, sodium benzoate, sugar (fruit granulated), and xanthan gum. structure

Cyproheptadine HCl USP, is an antihistaminic and antiserotonergic agent. Cyproheptadine hydrochloride USP is a white to slightly yellowish crystalline solid, with a molecular weight of 350.89, which is soluble in water, freely soluble in methanol, sparingly soluble in ethanol, soluble in chloroform, and practically insoluble in ether. It is the sesquihydrate of 4-( 5H-dibenzo[a,d] cyclohepten-5-ylidene)-1-methylpiperidine hydrochloride. The molecular formula of the anhydrous salt is C 21 H 21 N•HCl and the structural formula of the anhydrous salt is: Cyproheptadine hydrochloride USP is available for oral administration in 4 mg tablets. Inactive ingredients include: lactose monohydrate, magnesium stearate, microcrystalline cellulose, and sodium starch glycolate. image description

Cyproheptadine HCl USP, is an antihistaminic and antiserotonergic agent. Cyproheptadine hydrochloride USP is a white to slightly yellowish crystalline powder, with a molecular weight of 350.89, which is slightly soluble in water, freely soluble in methanol, sparingly soluble in alcohol, soluble in chloroform, and practically insoluble in ether. It is the sesquihydrate of 4-(5H dibenzo[a,d]cyclohepten-5-ylidene)-1-methylpiperidine hydrochloride. The molecular formula of the anhydrous salt is C 21 H 21 N•HCl and the structural formula of the anhydrous salt is: Cyproheptadine hydrochloride USP is available for oral administration in 4 mg tablets. Inactive ingredients include: lactose monohydrate, magnesium stearate, microcrystalline cellulose, and sodium starch glycolate. structure

Dicyclomine hydrochloride, USP is an antispasmodic and anticholinergic (antimuscarinic) agent available in the following dosage forms: Dicyclomine hydrochloride capsules, USP for oral use contain 10 mg dicyclomine hydrochloride, USP. Dicyclomine hydrochloride USP, 10 mg capsules also contain inactive ingredients: ammonium hydroxide, D&C Red No. 28, FD&C Blue No. 1, gelatin, magnesium stearate, pregelatinized corn starch, propylene glycol, shellac, simethicone, and titanium dioxide. Dicyclomine hydrochloride tablets, USP for oral use contain 20 mg dicyclomine hydrochloride, USP. Dicyclomine hydrochloride USP, 20 mg tablets also contain the following inactive ingredients: colloidal silicon dioxide, corn starch, FD&C Blue No. 1 Aluminum Lake, hypromellose, lactose monohydrate, sodium starch glycolate, and stearic acid. Dicyclomine hydrochloride, USP is [bicyclohexyl]-1-carboxylic acid, 2-(diethylamino) ethyl ester, hydrochloride, with a molecular formula of C 19 H 35 NO 2 •HCl and the following structural formula: Molecular weight: 345.95 Dicyclomine hydrochloride, USP occurs as a fine, white, crystalline, practically odorless powder with a bitter taste. It is soluble in water, freely soluble in alcohol and chloroform, and very slightly soluble in ether. Dicyclomine Hydrochloride structural formula

Doxycycline Hyclate Tablets, USP is an antibacterial drug synthetically derived from oxytetracycline. The structural formula of doxycycline hyclate is: with a molecular formula of (C 22 H 24 N 2 O 8 •HCL) 2 •C 2 H 6 O•H 2 O and a molecular weight of 1025.88. The chemical designation for doxycycline is 2-Naphthacenecarboxamide, 4-(dimethylamino)-1, 4, 4a, 5, 5a, 6, -11, 12a-octahydro-3,5,10, 12, 12a-pentahydroxy-6-methyl-1, 11-dioxo-monohydrochloride, compound with ethanol(2:1), monohydrate, [4s-(4α, 4aα, 5α, 5aα, 6α, 12aα)]. Doxycycline is a yellow crystalline powder. Doxycycline hyclate is soluble in water. Doxycycline has a high degree of lipoid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each tablet for oral administration contains doxycycline hyclate equivalent to 100 mg of doxycycline (anhydrous). Inactive ingredients are: Colloidal Silicon Dioxide, Corn Starch, Croscarmellose Sodium, Docusate Sodium, Sodium Benzoate, Magnesium Stearate, and Microcrystalline Cellulose. Film Coating and Polishing contains: FD&C Blue No. 2, FD&C Yellow No. 6, Hydroxypropyl Methylcellulose, Polyethylene Glycol, and Titanium Dioxide. doxy-hyclate-usp-structural-formula.jpg

Escitalopram tablets contain escitalopram, a selective serotonin reuptake inhibitor (SSRI), present as escitalopram oxalate salt. Escitalopram is the pure S- enantiomer (single isomer) of the racemic bicyclic phthalane derivative citalopram. Escitalopram oxalate is designated S-(+)-1-[3(dimethyl-amino)propyl]-1-( p -fluorophenyl)-5-phthalancarbonitrile oxalate with the following structural formula: The molecular formula is C 20 H 21 FN 2 O • C 2 H 2 O 4 and the molecular weight is 414.40. Escitalopram oxalate USP occurs as a white to almost white, crystalline powder and is freely soluble in methanol and dimethyl sulfoxide (DMSO), soluble in isotonic saline solution, sparingly soluble in water and ethanol, slightly soluble in ethyl acetate, and insoluble in heptane. Escitalopram tablets USP, for oral use, are film-coated, containing 6.38 mg, 12.77 mg, 25.54 mg escitalopram oxalate USP in strengths equivalent to 5 mg, 10 mg, and 20 mg, respectively, of escitalopram base. The 10 and 20 mg tablets are scored. The tablets also contain the following inactive ingredients: butylated hydroxyl anisole, butylated hydroxy toluene, colloidal silicon dioxide, croscarmellose sodium, magnesium stearate, microcrystalline cellulose, silicified microcrystalline cellulose, and talc. The film coating contains hypromellose, polyethylene glycol 400, and titanium dioxide. Chemical Structure

Each round, green, peppermint flavored tablet, for oral administration contains: Hyoscyamine Sulfate, USP …… 0.125 mg. Hyoscyamine sulfate is one of the principal anticholinergic/ antispasmodic components of belladonna alkaloids. (C 17 H 23 NO 3 ) 2 • H 2 SO 4 • 2H 2 O M.W. = 712.85 Hyoscyamine Sulfate

Lisinopril and hydrochlorothiazide tablet USP combines an angiotensin converting enzyme inhibitor, lisinopril, and a diuretic, hydrochlorothiazide. Lisinopril, a synthetic peptide derivative, is an oral long-acting angiotensin converting enzyme inhibitor. It is chemically described as ( S )-1-[N2-(1-carboxy-3-phenylpropyl)-L-lysyl]-L-proline dihydrate. Its empirical formula is C 21 H 31 N 3 O 5 •2H 2 O and its structural formula is: Lisinopril is a white, crystalline powder, with a molecular weight of 441.53. It is soluble in water, sparingly soluble in methanol, and practically insoluble in ethanol. Hydrochlorothiazide 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 and its structural formula is: Hydrochlorothiazide is a white, or practically white, crystalline powder with a molecular weight of 297.72, which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Lisinopril and hydrochlorothiazide tablets USP are available for oral use in three tablet combinations of lisinopril with hydrochlorothiazide: lisinopril and hydrochlorothiazide tablets USP, 10 mg/12.5 mg, containing 10 mg lisinopril and 12.5 mg hydrochlorothiazide; lisinopril and hydrochlorothiazide tablets USP, 20 mg/12.5 mg, containing 20 mg lisinopril and 12.5 mg hydrochlorothiazide; and lisinopril and hydrochlorothiazide tablets USP, 20 mg/25 mg, containing 20 mg lisinopril and 25 mg hydrochlorothiazide. Inactive ingredients are dibasic calcium phosphate, magnesium stearate, mannitol, pregelatinized starch and starch (corn). Lisinopril and hydrochlorothiazide tablets USP, 10 mg/12.5 mg also contains FD&C Blue No. 2 Aluminum Lake. Lisinopril and hydrochlorothiazide tablets USP, 20 mg/12.5 mg also contains yellow iron oxide and lisinopril and hydrochlorothiazide tablets USP, 20 mg/25 mg also contain red iron oxide. Figure 1 Figure 2

Lisinopril and Hydrochlorothiazide Tablets, USP combine an angiotensin converting enzyme inhibitor, lisinopril, USP and a diuretic, hydrochlorothiazide, USP. Lisinopril, USP a synthetic peptide derivative, is an oral long-acting angiotensin converting enzyme inhibitor. It is chemically described as ( S )-1-[ N 2-(1-carboxy-3-phenylpropyl)-L-lysyl]-L-proline dihydrate. Its empirical formula is C 21 H 31 N 3 O 5 •2H 2 O and its structural formula is: Lisinopril, USP is a white to off-white, crystalline powder, with a molecular weight of 441.52. It is soluble in water, sparingly soluble in methanol, and practically insoluble in ethanol. Hydrochlorothiazide, USP 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 and its structural formula is: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder with a molecular weight of 297.74, which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Lisinopril and Hydrochlorothiazide Tablets, USP are available for oral use in three tablet combinations of lisinopril with hydrochlorothiazide: Lisinopril and Hydrochlorothiazide Tablets USP, 10/12.5, which contains 10 mg lisinopril and 12.5 mg hydrochlorothiazide, USP; Lisinopril and Hydrochlorothiazide Tablets USP, 20/12.5, which contains 20 mg lisinopril, USP and 12.5 mg hydrochlorothiazide, USP; and Lisinopril and Hydrochlorothiazide Tablets USP, 20/25, which contains 20 mg lisinopril, USP and 25 mg hydrochlorothiazide, USP. Inactive ingredients are colloidal silicon dioxide, dibasic calcium phosphate, magnesium stearate, mannitol, and pregelatinized corn starch. The 10 mg/12.5 mg and 20 mg/25 mg tablets also contain FD&C Red #40 Aluminum Lake. The 20 mg/12.5 mg tablet also contains FD&C Blue #2 Aluminum Lake. Lisinopril Hydrochlorothiazide

Losartan Potassium and Hydrochlorothiazide Tablets USP, 50 mg/12.5 mg, Losartan Potassium and Hydrochlorothiazide Tablets USP, 100 mg/12.5 mg, and Losartan Potassium and Hydrochlorothiazide Tablets USP, 100 mg/25 mg combine an angiotensin II receptor blocker acting on the AT 1 receptor subtype and a diuretic, hydrochlorothiazide, USP. Losartan potassium USP, a non-peptide molecule, is chemically described as 2-butyl-4-chloro-1-[ p -( o -1 H -tetrazol-5-ylphenyl)benzyl]imidazole-5-methanol monopotassium salt. Its structural formula is: C 22 H 22 ClKN 6 O M.W. 461.01 Losartan potassium, USP is a white to off-white free-flowing crystalline powder. It is freely soluble in water, soluble in alcohols, and slightly soluble in common organic solvents, such as acetonitrile and methyl ethyl ketone. Oxidation of the 5-hydroxymethyl group on the imidazole ring results in the active metabolite of losartan. Hydrochlorothiazide, USP is 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Its structural formula is: 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, but freely soluble in sodium hydroxide solution. Losartan Potassium and Hydrochlorothiazide Tablets, USP are available for oral administration in three tablet combinations of losartan and hydrochlorothiazide, USP. Losartan Potassium and Hydrochlorothiazide Tablets USP, 50 mg/12.5 mg contain 50 mg of losartan potassium, USP and 12.5 mg of hydrochlorothiazide, USP. Losartan Potassium and Hydrochlorothiazide Tablets USP, 100 mg/12.5 mg contain 100 mg of losartan potassium, USP and 12.5 mg of hydrochlorothiazide, USP. Losartan Potassium and Hydrochlorothiazide Tablets USP, 100 mg/25 mg contain 100 mg of losartan potassium, USP and 25 mg of hydrochlorothiazide, USP. Inactive ingredients are: lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol-part hydrolyzed, pregelatinized corn starch, talc, and titanium dioxide. Additionally, 50 mg/12.5 mg tablets contain D&C Yellow #10 (Aluminum Lake) and FD&C Blue #1 (Aluminum Lake) and the 100 mg/25 mg tablets contain D&C Yellow #10 (Aluminum Lake). Losartan Potassium and Hydrochlorothiazide Tablets USP, 50 mg/12.5 mg contain 4.24 mg (0.108 mEq) of potassium, Losartan Potassium and Hydrochlorothiazide Tablets USP, 100 mg/12.5 mg contain 8.48 mg (0.216 mEq) of potassium, and Losartan Potassium and Hydrochlorothiazide Tablets USP, 100 mg/25 mg contain 8.48 mg (0.216 mEq) of potassium. structure01 structure02

Losartan potassium and hydrochlorothiazide tablets, 50/12.5 mg, losartan potassium and hydrochlorothiazide tablets, 100/12.5 mg and losartan potassium and hydrochlorothiazide tablets, 100/25 mg combine an angiotensin II receptor blocker acting on the AT 1 receptor subtype and a diuretic, hydrochlorothiazide. Losartan potassium, USP a non-peptide molecule, is chemically described as 2-butyl-4-chloro-1-[ p- ( o -1 H -tetrazol-5-ylphenyl)benzyl]imidazole-5-methanol monopotassium salt. Its empirical formula is C 22 H 22 ClKN 6 O, and its structural formula is: Losartan potassium, USP is a white to off-white free-flowing crystalline powder with a molecular weight of 461.01. It is freely soluble in water, soluble in alcohols, and slightly soluble in common organic solvents, such as acetonitrile and methyl ethyl ketone. Oxidation of the 5-hydroxymethyl group on the imidazole ring results in the active metabolite of losartan. Hydrochlorothiazide, USP 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 and its structural formula is: Hydrochlorothiazide, USP is a white, or practically white, crystalline powder with a molecular weight of 297.74, which is slightly soluble in water, but freely soluble in sodium hydroxide solution. Losartan potassium and hydrochlorothiazide tablets, USP are available for oral administration in three tablet combinations of losartan and hydrochlorothiazide. Losartan potassium and hydrochlorothiazide tablets 50/12.5 mg contain 50 mg of losartan potassium and 12.5 mg of hydrochlorothiazide. Losartan potassium and hydrochlorothiazide tablets 100/12.5 mg contain 100 mg of losartan potassium and 12.5 mg of hydrochlorothiazide. Losartan potassium and hydrochlorothiazide tablets 100/25 mg contain 100 mg of losartan potassium and 25 mg of hydrochlorothiazide. Inactive ingredients are colloidal silicon dioxide, lactose monohydrate, macrogol/polyethylene glycol, magnesium stearate, microcrystalline cellulose, polyvinyl alcohol-part hydrolyzed, pregelatinized starch, talc and titanium dioxide. Losartan potassium and hydrochlorothiazide tablets 50/12.5 mg and 100/25 mg also contain D&C yellow No. 10 aluminum lake and FD&C blue No. 1/brilliant blue FCF aluminum lake. Losartan potassium and hydrochlorothiazide tablets 100/12.5 mg also contain lecithin. Losartan potassium and hydrochlorothiazide tablets 50/12.5 mg contain 4.24 mg (0.108 mEq) of potassium, losartan potassium and hydrochlorothiazide tablets 100/12.5 mg contain 8.48 mg (0.216 mEq) of potassium, and losartan potassium and hydrochlorothiazide tablets 100/25 mg contain 8.48 mg (0.216 mEq) of potassium. figure-01 figure-02

Meclizine hydrochloride, a histamine (H1) receptor antagonist, is a white or slightly yellowish, crystalline powder. It has the following structural formula: Chemically, meclizine hydrochloride is 1-( p -chloro-α-phenylbenzyl)-4-( m -methylbenzyl) piperazine dihydrochloride monohydrate. Inactive ingredients for the tablets are: colloidal silicon dioxide, lactose monohydrate, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and talc. The 12.5 mg tablets also contain FD&C Blue #1 Aluminum Lake. The 25 mg tablets also contain D&C Yellow #10 Aluminum Lake. Each meclizine hydrochloride 12.5 mg tablet contains 12.5 mg of meclizine dihydrochloride equivalent to 10.53 mg of meclizine free base. Each meclizine hydrochloride 25 mg tablet contains 25 mg of meclizine dihydrochloride equivalent to 21.07 mg of meclizine free base. Each meclizine hydrochloride 50 mg tablet contains 50 mg of meclizine dihydrochloride equivalent to 42.14 mg of meclizine free base. 1

Meclizine hydrochloride, a histamine (H1) receptor antagonist, is a white or slightly yellowish, crystalline powder. Its molecular formula is C 25 H 27 ClN 2 .2HCl.H 2 O and its molecular weight is 481.88. It has the following structural formula: Chemically, meclizine hydrochloride is 1-( p -chloro-α-phenylbenzyl)-4-( m -methylbenzyl) piperazine dihydrochloride monohydrate. Each meclizine hydrochloride 12.5 mg tablet contains 12.5 mg of meclizine dihydrochloride equivalent to 10.53 mg of meclizine free base. Each meclizine hydrochloride 25 mg tablet contains 25 mg of meclizine dihydrochloride equivalent to 21.07 mg of meclizine free base. Inactive ingredients for the tablets are: colloidal silicon dioxide, lactose monohydrate, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and talc. The 12.5 mg tablets also contain FD&C Blue #1 Aluminum Lake. The 25 mg tablets also contain D&C Yellow #10 Aluminum Lake. 1

Meclizine hydrochloride, USP a histamine (H1) receptor antagonist, is a white or slightly yellowish, crystalline powder. It has the following structural formula: Chemically, meclizine hydrochloride is 1-(p-chloro-α-phenylbenzyl)-4-(m-methylbenzyl) piperazine dihydrochloride monohydrate. Tablets Meclizine hydrochloride tablets, USP are available in two different strengths: 12.5 mg and 25 mg. In addition, each tablet contains the following inactive ingredients: colloidal silicone dioxide, croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose. Also, meclizine hydrochloride tablets USP, 12.5 mg contains FD&C blue #1 aluminum lake (11-13%) and meclizine hydrochloride tablets USP, 25 mg contains D&C yellow #10 aluminum lake (15 to 20%). Each meclizine hydrochloride 12.5 mg tablet contains 12.5 mg of meclizine dihydrochloride equivalent to 10.53 mg of meclizine free base. Each meclizine hydrochloride 25 mg tablet contains 25 mg of meclizine dihydrochloride equivalent to 21.07 mg of meclizine free base. Structure

Metformin Hydrochloride Tablets USP are oral antihyperglycemic drugs used in the management of type 2 diabetes. Metformin hydrochloride (N,N-dimethylimidodicarbonimidic diamide hydrochloride) is not chemically or pharmacologically related to any other classes of oral antihyperglycemic agents. The structural formula is as shown: Metformin hydrochloride is a white to off-white crystalline compound with a molecular formula of C 4 H 11 N 5 • HCl and a molecular weight of 165.63. Metformin hydrochloride is freely soluble in water and is practically insoluble in acetone, ether, and chloroform. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin hydrochloride is 6.68. Metformin Hydrochloride Tablets USP contain 500 mg, 850 mg, or 1000 mg of metformin hydrochloride. Each tablet contains the inactive ingredients povidone (K-30), povidone (K-90), pregelatinized starch,and magnesium stearate. In addition, the coating for the tablets contains artificial blackberry flavor, hypromellose and polyethylene glycol. Metformin Hydrochloride Structure

Metoprolol tartrate tablets, USP contain metoprolol tartrate, a selective beta 1 -adrenoreceptor blocking agent. Metoprolol tartrate is (±)-1-(isopropylamino)-3-[ p -(2-methoxyethyl)phenoxy]-2-propanol (2:1) dextro -tartrate salt, and its structural formula is Metoprolol tartrate USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether. Metoprolol tartrate tablets, USP are available as 25 mg, 50 mg and 100 mg tablets for oral administration containing 25 mg, 50 mg and 100 mg metoprolol tartrate, respectively. The tablets contain the following inactive ingredients: microcrystalline cellulose, corn starch, sodium starch glycollate, colloidal silicon dioxide, sodium lauryl sulfate, talc, magnesium stearate, hypromellose, titanium dioxide, polyethylene glycol and polysorbate 80. In addition, 50 mg tablet contains D&C Red #30 Aluminium Lake and 100 mg tablet contains FD&C Blue #2 Aluminium Lake as coloring agents. Chemical Structure

Metoprolol tartrate tablets, USP contain metoprolol tartrate, a selective beta 1 -adrenoreceptor blocking agent. Metoprolol tartrate is (±)-1-(isopropylamino)-3-[ p -(2-methoxyethyl)phenoxy]-2-propanol (2:1) dextro -tartrate salt, and its structural formula is Metoprolol tartrate USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether. Metoprolol tartrate tablets, USP are available as 25 mg, 50 mg and 100 mg tablets for oral administration containing 25 mg, 50 mg and 100 mg metoprolol tartrate, respectively. The tablets contain the following inactive ingredients: microcrystalline cellulose, corn starch, sodium starch glycollate, colloidal silicon dioxide, sodium lauryl sulfate, talc, magnesium stearate, hypromellose, titanium dioxide, polyethylene glycol and polysorbate 80. In addition, 50 mg tablet contains D&C Red #30 Aluminium Lake and 100 mg tablet contains FD&C Blue #2 Aluminium Lake as coloring agents. Chemical Structure

Metoprolol tartrate tablets, USP contain metoprolol tartrate, a selective beta 1 -adrenoreceptor blocking agent. Metoprolol tartrate is (±)-1-(isopropylamino)-3-[ p -(2-methoxyethyl)phenoxy]-2-propanol (2:1) dextro -tartrate salt, and its structural formula is Metoprolol tartrate USP is a white, practically odorless, crystalline powder with a molecular weight of 684.82. It is very soluble in water; freely soluble in methylene chloride, in chloroform, and in alcohol; slightly soluble in acetone; and insoluble in ether. Metoprolol tartrate tablets, USP are available as 25 mg, 50 mg and 100 mg tablets for oral administration containing 25 mg, 50 mg and 100 mg metoprolol tartrate, respectively. The tablets contain the following inactive ingredients: microcrystalline cellulose, corn starch, sodium starch glycollate, colloidal silicon dioxide, sodium lauryl sulfate, talc, magnesium stearate, hypromellose, titanium dioxide, polyethylene glycol and polysorbate 80. In addition, 50 mg tablet contains D&C Red #30 Aluminium Lake and 100 mg tablet contains FD&C Blue #2 Aluminium Lake as coloring agents. Chemical Structure

Nitrofurantoin is an antibacterial agent specific for urinary tract infections. Nitrofurantoin capsules, USP (monohydrate/macrocrystals) are hard gelatin capsule shells containing the equivalent of 100 mg of nitrofurantoin in the form of 25 mg of nitrofurantoin macrocrystals USP and 75 mg of nitrofurantoin monohydrate USP. The chemical name of nitrofurantoin macrocrystals USP is 1-[[[5-nitro-2-furanyl]methylene]amino]-2,4-imidazolidinedione. The chemical structure is the following: Molecular Weight: 238.16 The chemical name of nitrofurantoin monohydrate USP is 1-[[[5-nitro-2-furanyl]methylene]amino]-2,4-imidazolidinedione monohydrate. The chemical structure is the following: Molecular Weight: 256.17 Inactive Ingredients Each capsule contains carbomer 934P, colloidal silicon dioxide, corn starch, compressible sugar, D&C yellow No. 10, edible white ink, FD&C blue No. 1, FD&C red No. 40, gelatin, lactose monohydrate, magnesium stearate, povidone, talc, and titanium dioxide. Meets USP Dissolution Test 5 Chemical Structure 1 Chemical Structure 2

Nitrofurantoin is an antibacterial agent specific for urinary tract infections. Nitrofurantoin capsule, USP (monohydrate/macrocrystals) is a hard gelatin capsule. Each capsule contains the equivalent of 100 mg of nitrofurantoin in the form of 25 mg of nitrofurantoin macrocrystals, USP and 75 mg of nitrofurantoin monohydrate, USP. The chemical name of nitrofurantoin macrocrystals,USP is 1-[[[5-nitro-2-furanyl]methylene] amino]-2,4-imidazolidinedione. The chemical structure is the following: Molecular Weight: 238.16 The chemical name of nitrofurantoin monohydrate, USP is 1-[[[5-nitro-2-furanyl]methylene] amino]-2,4- imidazolidinedione monohydrate. The chemical structure is the following: Molecular Weight: 256.17 Inactive Ingredients: Each capsule contains carbomer homopolymer type B (carbopol 974P ), corn starch, D & C Yellow No. 10, FD & C Blue No. 1, FD & C Red No. 40, gelatin, isopropyl alcohol, lactose monohydrate, magnesium stearate, mannitol, povidone K30, povidone K90, sodium lauryl sulphate, talc, and titanium dioxide. USP Dissolution Test is pending. Image Image

The active ingredient in ondansetron tablets, USP is ondansetron hydrochloride as the dihydrate, the racemic form of ondansetron and a selective blocking agent of the serotonin 5-HT 3 receptor type. Chemically it is (±) 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, monohydrochloride, dihydrate. It has the following structural formula: The molecular formula is C 18 H 19 N 3 O•HCl•2H 2 O, representing a molecular weight of 365.9 g/mol. Ondansetron hydrochloride USP (dihydrate) is a white to off-white powder that is soluble in water and normal saline. Ondansetron tablets, USP for oral administration contain ondansetron hydrochloride USP (dihydrate) equivalent to 4 mg or 8 mg of ondansetron. Each film-coated tablet also contains the inactive ingredients anhydrous lactose, microcrystalline cellulose, pregelatinized starch (maize), magnesium stearate, triacetin, titanium dioxide and hypromellose. In addition 8 mg tablet also contains iron oxide yellow. Meets USP dissolution test 6. Chemical Structure

The active ingredient in ondansetron tablets, USP is ondansetron hydrochloride as the dihydrate, the racemic form of ondansetron and a selective blocking agent of the serotonin 5-HT 3 receptor type. Chemically it is (±) 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, monohydrochloride, dihydrate. It has the following structural formula: The molecular formula is C 18 H 19 N 3 O•HCl•2H 2 O, representing a molecular weight of 365.9 g/mol. Ondansetron hydrochloride USP (dihydrate) is a white to off-white powder that is soluble in water and normal saline. Ondansetron tablets, USP for oral administration contain ondansetron hydrochloride USP (dihydrate) equivalent to 4 mg or 8 mg or 24 mg of ondansetron. Each film-coated tablet also contains the inactive ingredients anhydrous lactose, microcrystalline cellulose, pregelatinized starch (maize), magnesium stearate, triacetin, titanium dioxide and hypromellose. In addition 8 mg tablet also contains iron oxide yellow and 24 mg tablet also contains iron oxide red. Meets USP dissolution test 6. Chemical Structure

The active ingredient in ondansetron tablets, USP is ondansetron hydrochloride as the dihydrate, the racemic form of ondansetron and a selective blocking agent of the serotonin 5-HT 3 receptor type. Chemically it is (±) 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, monohydrochloride, dihydrate. It has the following structural formula: The molecular formula is C 18 H 19 N 3 O•HCl•2H 2 O, representing a molecular weight of 365.9 g/mol. Ondansetron hydrochloride USP (dihydrate) is a white to off-white powder that is soluble in water and normal saline. Ondansetron tablets, USP for oral administration contain ondansetron hydrochloride USP (dihydrate) equivalent to 4 mg or 8 mg or 24 mg of ondansetron. Each film-coated tablet also contains the inactive ingredients anhydrous lactose, microcrystalline cellulose, pregelatinized starch (maize), magnesium stearate, triacetin, titanium dioxide and hypromellose. In addition 8 mg tablet also contains iron oxide yellow and 24 mg tablet also contains iron oxide red. Meets USP dissolution test 6. Chemical Structure

Penicillin V is the phenoxymethyl analog of penicillin G. Penicillin V potassium is the potassium salt of penicillin V. Penicillin V potassium tablets, for oral administration, contain 250 mg (400,000 units) or 500 mg (800,000 units). The 250 mg tablet is equivalent to 250 mg (400,000 units) penicillin V and the 500 mg tablet is equivalent to 500 mg (800,000 units) penicillin V. In addition, each tablet contains the following inactive ingredients: povidone, microcrystalline cellulose, talc, colloidal silicon dioxide, magnesium stearate, hypromellose, polyethylene glycol, and titanium dioxide. Chemical Structure

Prochlorperazine, USP is a phenothiazine derivative, present in prochlorperazine tablets as the maleate. Prochlorperazine maleate is designated chemically as 2-chloro-10-[3-(4- methyl-1 -piperazinyl)propyl] phenothiazine maleate [molecular weight 606.10] and has the following structure Prochlorperazine Maleate is classified as an anti-emetic and antipsychotic agent. Prochlorperazine maleate is white or pale yellow, practically odorless crystalline powder. It is practically insoluble in water and in alcohol; slightly soluble in warm chloroform. Each tablet, for oral administration contains prochlorperazine maleate equivalent to 5 mg or 10 mg of prochlorperazine. In addition, each tablet contains the following inactive ingredients: D&C yellow no. 10 aluminum lake, FD&C blue no. 2 aluminum lake, FD&C yellow no. 6 aluminum lake, hydroxypropyl methylcellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polysorbate 80, pregelatinized starch, stearic acid and titanium dioxide. Structure of Prochlorperazine

Simvastatin is a prodrug of 3-hydoroxy-3-methylglutaryl coenzyme A (HMG-CoA) reductase inhibitor that is derived synthetically from a fermentation product of Aspergillus terreus. Simvastatin is butanoic acid, 2,2-dimethyl-,1,2,3,7,8,8a-hexahydro-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl)-ethyl]-1-naphthalenyl ester, [1S-[1α,3α,7β,8β(2S * ,4S * ),-8aβ]]. The empirical formula of simvastatin is C 25 H 38 O 5 and its molecular weight is 418.57. Its structural formula is: Simvastatin is a white to off-white, nonhygroscopic, crystalline powder that is practically insoluble in water, and freely soluble in chloroform, methanol and ethanol. Simvastatin tablets USP for oral administration contain either 5 mg, 10 mg, 20 mg, 40 mg or 80 mg of simvastatin and the following inactive ingredients: microcrystalline cellulose, hydroxypropyl cellulose, hypromellose E5, croscarmellose sodium, ferric oxide red, lactose monohydrate, magnesium stearate, maize starch, talc, titanium dioxide, butylated hydroxyanisole, ascorbic acid, citric acid monohydrate, and triethyl citrate. simvastatin-structure.jpg

Simvastatin is a prodrug of 3-hydoroxy-3-methylglutaryl coenzyme A (HMG-CoA) reductase inhibitor that is derived synthetically from a fermentation product of Aspergillus terreus . Simvastatin is butanoic acid, 2,2-dimethyl-,1,2,3,7,8,8a-hexahydro-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2 H -pyran-2-yl)-ethyl]-1-naphthalenyl ester, [1 S -[1α,3α,7β,8β(2 S* ,4 S* ),-8aβ]]. The empirical formula of simvastatin is C 25 H 38 O 5 and its molecular weight is 418.57. Its structural formula is: Simvastatin is a white to off-white, nonhygroscopic, crystalline powder that is practically insoluble in water, and freely soluble in chloroform, methanol and ethanol. Simvastatin tablets USP are available for oral administration in strength of 5 mg, 10 mg, 20 mg, 40 mg or 80 mg. Each tablet contains following inactive ingredients: ascorbic acid, citric acid, hydroxy propyl cellulose, hypromellose, iron oxides, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinised starch, talc and titanium dioxide. Butylated hydroxyanisole is added as a preservative. Image

Simvastatin is a prodrug of 3-hydoroxy-3-methylglutaryl coenzyme A (HMG-CoA) reductase inhibitor that is derived synthetically from a fermentation product of Aspergillus terreus . Simvastatin is butanoic acid, 2,2-dimethyl-,1,2,3,7,8,8a-hexahydro-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2 H -pyran-2-yl)-ethyl]-1-naphthalenyl ester, [1 S -[1α,3α,7β,8β(2 S* ,4 S* ),-8aβ]]. The empirical formula of simvastatin is C 25 H 38 O 5 and its molecular weight is 418.57. Its structural formula is: Simvastatin is a white to off-white, nonhygroscopic, crystalline powder that is practically insoluble in water, and freely soluble in chloroform, methanol and ethanol. Simvastatin tablets USP are available for oral administration in strength of 5 mg, 10 mg, 20 mg, 40 mg or 80 mg. Each tablet contains following inactive ingredients: ascorbic acid, citric acid, hydroxy propyl cellulose, hypromellose, iron oxides, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinised starch, talc and titanium dioxide. Butylated hydroxyanisole is added as a preservative. Image