camber pharmaceuticals, inc. - Medication Listings

Pitavastatin tablets for oral use are HMG-CoA reductase inhibitors. The chemical name for pitavastatin calcium is monocalcium bis [(3 R ,5S,6E)-7-[2-cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-6-heptenoate]. The structural formula is: The molecular formula for pitavastatin calcium is C 50 H 46 CaF 2 N 2 O 8 and the molecular weight is 880.98. Pitavastatin calcium is a white to pale yellow crystalline powder. It is slightly soluble in methanol. Pitavastatin calcium is slightly hygroscopic and slightly unstable in light. Each film-coated tablet of pitavastatin contains 1 mg, 2 mg, or 4 mg of pitavastatin, which is equivalent to 1.045 mg, 2.09 mg, or 4.18 mg, respectively, of pitavastatin calcium and the following inactive ingredients: colloidal anhydrous silica, hypromellose, lactose monohydrate, low substituted hydroxypropyl cellulose, magnesium stearate, sodium carbonate anhydrous, titanium dioxide and triethyl citrate. pitvastatintabletsstructure.

Plerixafor injection, USP is a sterile, preservative-free, clear, colorless to pale-yellow, isotonic solution for subcutaneous injection. Each mL of the sterile solution contains 20 mg of plerixafor, USP. Each single-dose vial is filled to deliver 1.2 mL of the sterile solution that contains 24 mg of plerixafor and 5.9 mg of sodium chloride in Water for Injection adjusted to a pH of 6.0 to 7.5 with hydrochloric acid and with sodium hydroxide, if required. Plerixafor is a hematopoietic stem cell mobilizer with a chemical name 1,1’-[1,4-phenylenebis(methylene)]-bis-1,4,8,11-tetraaza cyclotetradecane. It has the molecular formula C 28 H 54 N 8 . The molecular weight of plerixafor is 502.79 g/mol. The structural formula is provided in Figure 1. Figure 1: Structural Formula Plerixafor, USP is a white to off-white crystalline solid. It is hygroscopic. Plerixafor has a typical melting point of 131.5°C. The partition coefficient of plerixafor between 1-octanol and pH 7 aqueous buffer is <0.1. plerixaforinjstructure

Posaconazole is an azole antifungal agent. Posaconazole is available as a delayed-release tablet intended for oral administration. Posaconazole is designated chemically as 4-[4-[4-[4-[[(3 R , 5 R )-5-(2, 4-difluoro phenyl) tetrahydro-5-(1 H -1,2,4-triazol-1-ylmethyl)-3-furanyl]methoxy]phenyl]-1-piperazinyl]phenyl]-2-[(1 S ,2 S )-1-ethyl-2-hydroxypropyl]-2,4-dihydro-3 H -1,2,4-triazol-3-one with an empirical formula of C 37 H 42 F 2 N 8 O 4 and a molecular weight of 700.79. The chemical structure is: Posaconazole is an off-white to white powder, slightly soluble in methanol and sparingly soluble in dimethyl sulfoxide. Posaconazole delayed-release tablet is a light orange, oblong shape, film-coated tablet containing 100 mg of posaconazole. Each delayed-release tablet contains the inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, hydroxy propyl cellulose, hypromellose acetate succinate, magnesium stearate, microcrystalline cellulose and Opadry II Orange (consists of the following ingredients: polyvinyl alcohol-partially hydrolyzed, polyethylene glycol, talc, titanium dioxide, iron oxide yellow and iron oxide red). posaconazole-structure

Posaconazole is an azole antifungal agent. Posaconazole is available as an injection solution to be diluted before intravenous administration. Posaconazole is designated chemically as 4-[4-[4-[4-[[(3 R , 5 R )-5-(2,4-difluoro phenyl) tetrahydro-5-(1 H -1,2,4-triazol-1-ylmethyl)-3-furanyl]methoxy]phenyl]-1-piperazinyl]phenyl] -2-[(1 S ,2 S )-1-ethyl-2-hydroxypropyl]-2,4-dihydro-3 H -1,2,4-triazol-3-one with an molecular formula of C 37 H 42 F 2 N 8 O 4 and a molecular weight of 700.79. The chemical structure is: Posaconazole is an off-white to white powder, slightly soluble in methanol and sparingly soluble in dimethyl sulfoxide. Posaconazole injection is available as a clear colorless to yellow, sterile liquid essentially free of foreign matter. Each vial contains 300 mg of posaconazole and the following inactive ingredients: 6.68 g betadex sulfobutyl ether sodium (SBECD), 0.0033 g edetate disodium, hydrochloric acid and sodium hydroxide to adjust the pH to 2.6, and water for injection. posaconazofigure1

Potassium chloride is a white granular powder. It is freely soluble in water and insoluble in alcohol. Chemically, potassium chloride is K-Cl with a molecular mass of 74.55. Oral Solution 10%: Each 15 mL of solution contains 1.5 g of potassium chloride, USP and the following inactive ingredients: citric acid anhydrous, FD&C Yellow #6, glycerin, methylparaben, orange flavor, propylene glycol, propylparaben, purified water, sodium citrate dihydrate, and sucralose. Oral Solution 20%: Each 15 mL of solution contains 3.0 g of potassium chloride, USP and the following inactive ingredients: citric acid anhydrous, FD&C Red # 40, glycerin, methylparaben, orange flavor, propylene glycol, propylparaben, purified water, sodium citrate dihydrate, and sucralose. The composition of orange flavor contain modified corn starch and natural/artificial flavor.

Potassium Chloride Extended-Release Tablets, USP 10 mEq K is an immediately dispersing extended-release oral dosage form of potassium chloride containing 750 mg of microencapsulated potassium chloride, USP equivalent to 10 mEq K of potassium in a tablet. Potassium Chloride Extended-Release Tablets, USP 15 mEq K is an immediately dispersing extended-release oral dosage form of potassium chloride containing 1,125 mg of microencapsulated potassium chloride, USP equivalent to 15 mEq K of potassium in a tablet. Potassium Chloride Extended-Release Tablets, USP 20 mEq K is an immediately dispersing extended-release oral dosage form of potassium chloride containing 1,500 mg of microencapsulated potassium chloride, USP equivalent to 20 mEq K of potassium in a tablet. These formulations are intended to slow the release of potassium so that the likelihood of a high localized concentration of potassium chloride within the gastrointestinal tract is reduced. Potassium chloride extended-release tablets is an electrolyte replenisher. The chemical name of the active ingredient is potassium chloride, and the structural formula is KCl. Potassium chloride, USP occurs as a white, granular powder or as colorless crystals. It is odorless and has a saline taste. Its solutions are neutral to litmus. It is freely soluble in water and insoluble in alcohol. Potassium chloride extended-release tablets is a tablet formulation (not enteric-coated or wax matrix) containing individually microencapsulated potassium chloride crystals which disperse upon tablet disintegration. In simulated gastric fluid at 37°C and in the absence of outside agitation, potassium chloride extended-release tablets begins disintegrating into microencapsulated crystals within seconds and completely disintegrates within 1 minute. The microencapsulated crystals are formulated to provide an extended-release of potassium chloride, USP. Inactive Ingredients: croscarmellose sodium, ethylcellulose and microcrystalline cellulose. FDA approved dissolution test specifications differ from USP. FDA approved sample preparation in the assay differs from USP test.

Potassium citrate extended-release tablets are a citrate salt of potassium. Its empirical formula is K 3 C 6 H 5 O 7 • H 2 O, and it has the following chemical structure: Potassium citrate extended-release tablets are off white to tan yellowish, oral wax-matrix tablets, contain 5 mEq (540 mg) potassium citrate, 10 mEq (1080 mg) potassium citrate and 15 mEq (1620 mg) potassium citrate each. Inactive ingredients include carnauba wax, silicon dioxide and magnesium stearate. FDA approved dissolution test specifications differ from USP. structure

Pramipexole dihydrochloride tablets contain pramipexole dihydrochloride a nonergot dopamine agonist. The chemical name of pramipexole dihydrochloride is (S)-2-amino-4,5,6,7-tetrahydro-6(propylamino)benzothiazole dihydrochloride monohydrate. Its empirical formula is C 10 H 17 N 3 S•2HCl•H2O, and its molecular weight is 302.27. The structural formula is: Pramipexole dihydrochloride is a white to almost white crystalline powder. Melting occurs in the range of 296˚C to 301˚C, with decomposition. Pramipexole Dihydrochloride is freely soluble in water, soluble in methanol, sparingly soluble to slightly soluble in ethanol (96%) and practically insoluble in methylene chloride. Pramipexole dihydrochloride tablets, for oral administration, contain 0.125 mg, 0.25 mg, 0.5 mg, 0.75 mg, 1 mg, or 1.5 mg of pramipexole dihydrochloride, USP. Inactive ingredients consist of mannitol, corn starch, colloidal silicon dioxide, povidone, and magnesium stearate. pramipexolestructure

Pregabalin is described chemically as (3S)-3-(Aminomethyl)-5-methylhexanoic acid. The molecular formula is C 8 H 17 NO 2 and the molecular weight is 159.23. The chemical structure of pregabalin is: Pregabalin is a white to off-white powder with a pKa of 11.30. It is freely soluble in 1N hydrochloric acid and sparingly soluble in water. The log of the partition coefficient is 1.3. Pregabalin capsules are administered orally and are supplied as imprinted hard-shell capsules containing 25 mg, 50 mg, 75 mg, 100 mg, 150 mg, 200 mg, 225 mg, and 300 mg of pregabalin, along with corn starch, mannitol and talc as inactive ingredients. The capsule shells contain gelatin, sodium lauryl sulfate and titanium dioxide. In addition, 75 mg, 100 mg, 200 mg, 225 mg and 300 mg capsules contain iron oxide red. The imprinting ink contains black iron oxide, butyl alcohol, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. pregabalinstructure

Each rectal suppository contains 12.5 mg or 25 mg promethazine hydrochloride. The inactive ingredients present are ascorbyl palmitate, colloidal silicon dioxide, glyceryl monostearate, hard fat, and white wax. Promethazine hydrochloride suppositories, USP are for rectal administration only. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as (±)-10-[2-(Dimethylamino)propyl] phenothiazine monohydrochloride with the following structural formula: Promethazine hydrochloride USP occurs as a white to faint yellowish, crystalline powder. It is very soluble in water, freely soluble in ethanol and in methanol, practically insoluble in ethyl acetate, diethyl ether and acetone. promethazine-structure

Prucalopride tablets for oral use contain prucalopride succinate, a dihydrobenzofurancarboxamide that is a serotonin type 4 (5-HT4) receptor agonist. The IUPAC name is: 4-amino-5-chloro-N-[1-(3-methoxypropyl)piperidin-4-yl]-2,3-dihydro-1-benzofuran-7-carboxamide butanedioate. The molecular formula is C 18 H 26 ClN 3 O 3 .C 4 H 6 O 4 and the molecular weight is 485.96. The structural formula is: Prucalopride succinate is a white to an off-white powder. It is soluble in dimethyl sulphoxide and water. Each 1 mg film-coated tablet of prucalopride contains 1 mg of prucalopride (equivalent to 1.32 mg prucalopride succinate), and the following inactive ingredients: colloidal silicon dioxide, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, titanium dioxide and triacetin. Each 2 mg film-coated tablet of prucalopride contains 2 mg of prucalopride (equivalent to 2.64 mg prucalopride succinate), and the following inactive ingredients: colloidal silicon dioxide, hypromellose, iron oxide red, iron oxide yellow, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, titanium dioxide and triacetin. prucalopridestructure

Quetiapine is an atypical antipsychotic belonging to a chemical class, the dibenzothiazepine derivatives. The chemical designation is 2-[2-(4-Dibenzo [ b,f ] [1,4]thiazepin-11-yl-1-piperazinyl)-ethoxy] ethanol fumarate (2:1) (salt). It is present in tablets as the fumarate salt. All doses and tablet strengths are expressed as milligrams of base, not as fumarate salt. Its molecular formula is (C 21 H 25 N 3 O 2 S) 2 . C 4 H 4 O 4 and it has a molecular weight of 883.1 (fumarate salt). The structural formula is: Quetiapine fumarate USP is a white to off-white crystalline powder which is sparingly soluble in 0.1N hydrochloric acid, slightly soluble in water, in anhydrous ethanol and in methanol. Quetiapine tablets USP are supplied for oral administration as 25 mg (round, peach), 50 mg (round, white), 100 mg (round, yellow), 200 mg (round, white), 300 mg (capsule-shaped, white), and 400 mg (capsule-shaped, yellow) tablets. Inactive ingredients are dibasic calcium phosphate dihydrate, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, povidone, sodium starch glycolate and titanium dioxide. The 25 mg tablets contain red iron oxide and yellow iron oxide and the 100 mg and 400 mg tablets contain only yellow iron oxide. Each 25 mg tablet contains 28.78 mg of quetiapine fumarate USP equivalent to 25 mg quetiapine. Each 50 mg tablet contains 57.56 mg of quetiapine fumarate USP equivalent to 50 mg quetiapine. Each 100 mg tablet contains 115.13 mg of quetiapine fumarate USP equivalent to 100 mg quetiapine. Each 200 mg tablet contains 230.24 mg of quetiapine fumarate USP equivalent to 200 mg quetiapine. Each 300 mg tablet contains 345.36 mg of quetiapine fumarate USP equivalent to 300 mg quetiapine. Each 400 mg tablet contains 460.48 mg of quetiapine fumarate USP equivalent to 400 mg quetiapine. quetiapinetabsstructure

Ranolazine extended-release tablets are available as a film-coated, non-scored, extended-release tablet for oral administration. Ranolazine is a racemic mixture, chemically described as (±)N-(2,6-dimethylphenyl)-[4-[2-hydroxy-3-(2-methoxyphenoxy)propyl]piperzin-1-yl]acetamide. It has an empirical formula of C 24 H 33 N 3 O 4 , a molecular weight of 427.55 g/mole, and the following structural formula: Ranolazine is a white to off-white powder. Ranolazine is soluble in dichloromethane. Ranolazine extended-release tablets contain 500 mg or 1000 mg of ranolazine and the following inactive ingredients: hypromellose, magnesium stearate, methacrylic acid and ethyl acrylate copolymer (contains sodium lauryl sulfate and polysorbate 80), microcrystalline cellulose, and sodium hydroxide. In addition, the film coating contains the following inactive ingredients: FD&C blue #1, FD&C blue #2, polyethylene glycol, polyvinyl alcohol, talc and titanium dioxide. ranolazine-structure

Ritonavir is an inhibitor of HIV protease with activity against the Human Immunodeficiency Virus (HIV). Ritonavir, USP is chemically designated as 2, 4, 7, 12-Tetraazatridecan-13-oic acid,10-hydroxy-2-methyl-5-(1-methylethyl)-1-[2-(1-methylethyl)-4-thiazolyl]-3,6-dioxo-8,11- bis(phenylmethyl)-5-thiazolymethyl ester [5S-(5R*,8R*,10R*,11R*)]. Its molecular formula is C 37 H 48 N 6 O 5 S 2 , and its molecular weight is 720.94. Ritonavir has the following structural formula: Ritonavir, USP is a white to off-white powder. It is freely soluble in methanol, methylene chloride, very slightly soluble in acetonitrile and practically insoluble in water. Ritonavir tablets, USP are available for oral administration in a strength of 100 mg ritonavir with the following inactive ingredients: colloidal silicon dioxide, copovidone, dibasic calcium phosphate anhydrous, sodium stearyl fumarate and sorbitan monolaurate. The tablets are coated with Opadry White which contains colloidal anhydrous silica, hydroxypropyl cellulose, hypromellose, polyethylene glycol, polysorbate 80, talc, and titanium dioxide. ritonavirstructure

Rivaroxaban, USP a factor Xa (FXa) inhibitor, is the active ingredient in rivaroxabantablets, USP with the chemical name 5-Chloro- N -({(5S)-2-oxo-3-[4-(3-oxomorpholin-4-yl)phenyl]-1,3-oxzolidin-5-yl}methyl)thiophene-2-carboxamide. The molecular formula of rivaroxaban is C 19 H 18 C1N 3 O 5 S and the molecular weight is 435.88. The structural formula is: Rivaroxaban, USP is a pure ( S )-enantiomer. It is an odorless, non-hygroscopic, white to yellowish powder. Rivaroxaban is only slightly soluble in organic solvents (e.g., acetone, polyethylene glycol 400) and is practically insoluble in water and aqueous media. Each rivaroxaban tablet, USP contains 2.5 mg of rivaroxaban, USP. The inactive ingredients of rivaroxaban tablets, USP are: lactose monohydrate, microcrystalline cellulose, croscarmellose sodium, hydroxy propyl methyl cellulose, sodium lauryl sulfate and magnesium stearate. Additionally, the proprietary film coating mixture used for rivaroxaban tablets, USP 2.5 mg is Aquarius Prime Yellow, containing hypromellose, D&C yellow no.10 aluminum lake, polyethylene glycol, and titanium dioxide. structural formula

The active ingredient in roflumilast tablets is roflumilast. Roflumilast and its active metabolite (roflumilast N-oxide) are selective phosphodiesterase 4 (PDE4) inhibitors. The chemical name of roflumilast is 3-(Cyclopropylmethoxy)-N-(3,5-dichloro-4-pyridinyl)-4-(difluoromethoxy) benzamide. Its empirical formula is C 17 H 14 C l2 F 2 N 2 O 3 and the molecular weight is 403.21. The chemical structure is: The drug substance is a light brown to white color powder with a melting point of 154 to 160°C. It is soluble in acetone and slightly soluble in ethanol. Roflumilast tablets are supplied as white to off white, round, flat bevel edged tablets, debossed with 'H' on one side and 'T' (for 250 mcg), and 'I' (for 500 mcg) on the other side. Each tablet contains 250 mcg or 500 mcg of roflumilast. Each tablet of roflumilast for oral administration contains the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, mannitol, and microcrystalline cellulose. structure

Rufinamide is a triazole derivative structurally unrelated to currently marketed antiepileptic drugs (AEDs). Rufinamide has the chemical name 1-[(2,6-Difluorophenyl)methyl]-1H-1,2,3-triazole-4-carboxamide. It has an empirical formula of C 10 H 8 F 2 N 4 O and a molecular weight of 238.19. The drug substance is a white, crystalline neutral powder. Rufinamide is slightly soluble in tetrahydrofuran and in methanol, very slightly soluble in alcohol and in acetonitrile, practically insoluble in water. Rufinamide is available for oral administration as a liquid containing rufinamide USP at a concentration of 40 mg/mL. Inactive ingredients include anhydrous citric acid, hydroxyethyl cellulose, methyl paraben, microcrystalline cellulose and carboxymethyl cellulose sodium, orange flavor, poloxamer, potassium sorbate, propylene glycol, propyl paraben, purified water, simethicone emulsion and sorbitol. rufinamideoschemicalstructure

Rufinamide is a triazole derivative structurally unrelated to currently marketed antiepileptic drugs (AEDs). Rufinamide has the chemical name 1-[(2, 6-Difluorophenyl)-methyl]-1H-1, 2, 3-triazole-4-carboxamide. It has an empirical formula of C 10 H 8 F 2 N 4 O and a molecular weight of 238.19. The drug substance is a white to cream colored powder, hygroscopic. Rufinamide is slightly soluble in dimethyl formamide.. Rufinamide is available for oral administration in film-coated tablets, functionally scored on both sides, containing 200 and 400 mg of rufinamide. Inactive ingredients are colloidal silicon dioxide, crospovidone, hypromellose, iron oxide red, lactose monohydrate, magnesium stearate, polyethylene glycol, polysorbate 80, sodium lauryl sulfate and titanium dioxide. structure

Sacubitril and Valsartan Tablets are a combination of a neprilysin inhibitor and an angiotensin II receptor blocker. Sacubitril and valsartan contains a complex comprised of anionic forms of sacubitril and valsartan, sodium cations in the molar ratio of 1:1:3 respectively. Following oral administration, the complex dissociates into sacubitril (which is further metabolized to LBQ657) and valsartan. The complex is chemically described as Trisodium [3-((1S,3R)-1-biphenyl-4-ylmethyl-3-ethoxycarbonyl-1-butylcarbamoyl) propionate-(S)-3’-methyl-2’-(pentanoyl {2”-(tetrazol-5-ylate) biphenyl-4’-ylmethyl} amino) butyrate]. Its molecular formula is C 48 H 57 N 6 O 8 .3Na. Its molecular mass is 912.97 g/mol and its schematic structural formula is: Sacubitril and valsartan is available as film-coated tablets for oral administration, containing 24 mg of sacubitril and 26 mg of valsartan; 49 mg of sacubitril and 51 mg of valsartan; and 97 mg of sacubitril and 103 mg of valsartan. The tablet inactive ingredients are colloidal silicon dioxide, crospovidone, low substituted hydroxypropyl cellulose, magnesium stearate, microcrystalline cellulose, povidone, silicon dioxide. The film-coat inactive ingredients are hypromellose, di-acetylated monoglycerides, titanium dioxide. The film-coat for the 49 mg of sacubitril and 51 mg of valsartan tablet contains FD&C Blue No. 2. The film-coat for the 97 mg of sacubitril and 103 mg of valsartan tablet contains iron oxide red. sacubitrilandvalsartantabletsstructure

Sapropterin dihydrochloride is an orally administered Phenylalanine Hydroxylase activator (or PAH activator). Sapropterin dihydrochloride, the active pharmaceutical ingredient in sapropterin dihydrochloride powder for oral solution, is a synthetic preparation of the dihydrochloride salt of naturally occurring tetrahydrobiopterin (BH4). Sapropterin dihydrochloride is a white to pale yellow color powder. The chemical name of sapropterin dihydrochloride is (6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone dihydrochloride and the molecular formula is C 9 H 15 N 5 O 3 ·2HCl with a molecular weight of 314.17. Sapropterin dihydrochloride has the following structural formula: Sapropterin dihydrochloride is supplied as powder for oral solution containing 100 mg of sapropterin dihydrochloride (equivalent to 76.8 mg of sapropterin base). Sapropterin dihydrochloride is also supplied as powder for oral solution containing 500 mg of sapropterin dihydrochloride (equivalent to 384 mg of sapropterin base). Sapropterin dihydrochloride powder for oral solution is off-white to yellow in color. Each unit dose packet contains the following inactive ingredients: ascorbic acid, mannitol, potassium citrate monohydrate and sucralose. sapropretinepfossructure

Sapropterin dihydrochloride is an orally administered Phenylalanine Hydroxylase activator (or PAH activator). Sapropterin dihydrochloride, the active pharmaceutical ingredient in sapropterin dihydrochloride tablet, is a synthetic preparation of the dihydrochloride salt of naturally occurring tetrahydrobiopterin (BH4). Sapropterin dihydrochloride is a white to pale yellow color powder. The chemical name of sapropterin dihydrochloride is (6R)-2-amino-6-[(1R,2S)-1,2dihydroxypropyl]-5,6,7,8-tetrahydro-4(1H)-pteridinone dihydrochloride and the molecular formula is C 9 H 15 N 5 O 3 ·2HCl with a molecular weight of 314.17. Sapropterin dihydrochloride has the following structural formula: Sapropterin dihydrochloride is supplied as tablets containing 100 mg of sapropterin dihydrochloride (equivalent to 76.8 mg of sapropterin base). Tablets are off-white to light yellow mottled round, tablets debossed with “I 1”. Each tablet contains the following inactive ingredients: ascorbic acid, colloidal silicon dioxide, crospovidone, mannitol, riboflavin and sodium stearyl fumarate. sapropterindihydrochloridetabletsstructure

Silodosin is a selective antagonist of alpha-1 adrenoreceptors. The chemical name of Silodosin is 2,3-Dihydro-1-(3-hydroxy-propyl)-5-[(2R)-2-[[2-[2-(2,2,2-trifluoroethoxy) phenoxy] ethyl]amino]-propyl]-1H-indole-7-carboxamide and the molecular formula is C 25 H 32 F 3 N 3 O 4 with a molecular weight of 495.55. The structural formula of silodosin is: Silodosin is a white to pale yellowish white powder. It is sparingly soluble in methanol. Each silodosin capsule for oral administration contains 4 mg or 8 mg of silodosin, and the following inactive ingredients: gelatin, pregelatinized starch, sodium stearyl fumarate, sorbitol and titanium dioxide. The imprinting ink containing black iron oxide, butyl alcohol, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. stucture

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 -[1a,3a,7b,8b( 2S*,4S* ),-8ab]]. The empirical formula of simvastatin is C 25 H 38 O 5 and its molecular weight is 418.57. Its structural formula is: Simvastatin USP is a white to off-white crystalline powder that is practically insoluble in water, freely soluble in chloroform, methanol and alcohol, sparingly soluble in propylene glycol and very slightly soluble in hexane. Simvastatin tablets, USP for oral use contain 5 mg, 10 mg, 20 mg, 40 mg or 80 mg of simvastatin and the following inactive ingredients: ascorbic acid, butylated hydroxyanisole, citric acid monohydrate, hydroxypropyl cellulose, hypromellose, iron oxide yellow, isopropyl alcohol, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized starch, talc and titanium dioxide. Additionally the 10 mg, 20 mg, 40 mg and 80 mg strengths contain: iron oxide red. The botanical source for pregelatinized starch is corn starch. simvastatintabsstru

Sirolimus is an mTOR inhibitor immunosuppressive agent. Sirolimus is a macrocyclic lactone produced by Streptomyces hygroscopicus . The chemical name of sirolimus (also known as rapamycin) is (3 S ,6 R ,7 E ,9 R ,10 R ,12 R ,14 S ,15 E ,17 E ,19 E ,21 S ,23 S ,26 R ,27 R ,34a S )- 9,10,12,13,14,21,22,23,24,25,26,27,32,33,34,34a-Hexadecahydro-9,27-dihydroxy-3-[(1 R )-2- (1 S ,3 R ,4 R )-4-hydroxy-3-methoxycyclohexyl]-1-methylethyl]-10,21-dimethoxy-6,8,12,14,20,26-hexamethyl-23,27-epoxy-3H-pyrido[2,1-c] [1,4] oxaazacyclo hentriacontine-1,5,11,28,29 (4H,6H,31H)-pentone. Its molecular formula is C 51 H 79 NO 13 and its molecular weight is 914.2. The structural formula of sirolimus is illustrated as follows. Sirolimus is a white to off white powder. Freely soluble in chloroform, acetone and acetonitrile. Insoluble in water. Sirolimus is available for administration as an oral solution containing 1 mg/mL sirolimus. The inactive ingredients in sirolimus oral solution are Phosal ® 50 PG (alcohol, ascorbyl palmitate, phosphatidylcholine, propylene glycol, soy acid, sunflower seed oil glyceride and tocopherol) and polysorbate 80. Sirolimus oral solution contains 1.5% to 2.5% ethanol. sirolimusstructure

Sodium oxybate, a CNS depressant, is the active ingredient in sodium oxybate oral solution. The chemical name for sodium oxybate is sodium 4-hydroxybutyrate. The molecular formula is C 4 H 7 NaO 3 , and the molecular weight is 126.09 g/mole. The chemical structure is: Sodium oxybate is a white to off-white, powder that is very soluble in aqueous solutions. Each mL of sodium oxybate oral solution contains 0.5 g of sodium oxybate (equivalent to 0.413 g/mL of oxybate) in USP Purified Water, neutralized to pH 7.5 with malic acid. structural formula

Sodium sulfate, potassium sulfate and magnesium sulfate oral solution (for adults) is an osmotic laxative and is provided as two bottles each containing 6 ounces of solution. Each bottle contains: 17.5 grams sodium sulfate, 3.13 grams potassium sulfate, and 1.6 grams magnesium sulfate. Inactive ingredients include: anhydrous citric acid, malic acid, sodium benzoate, strawberry flavor, sucralose, purified water. Sodium Sulfate Anhydrous, USP The chemical name is Na 2 SO 4 . The average Molecular Weight is 142.04. The structural formula is: Potassium Sulfate, powder The chemical name is K 2 SO 4 . The average Molecular Weight is 174.3. The structural formula is: Magnesium Sulfate Dried, USP The chemical name is MgSO 4 . The average Molecular Weight: 120.361. The structural formula is: Each sodium sulfate, potassium sulfate and magnesium sulfate oral solution also contains a polypropylene mixing container. Pediatric use information is approved for Braintree Laboratories, Inc.’s SUPREP BOWEL PREP KIT (sodium sulfate, potassium sulfate, and magnesium sulfate) oral solution. However, due to Braintree Laboratories, Inc.’s marketing exclusivity rights, this drug product is not labeled with that pediatric information. Sodiumsulfatepotassiumsulfateandmagnesiumsulfatestructure1 Sodiumsulfatepotassiumsulfateandmagnesiumsulfatestructure2 Sodiumsulfatepotassiumsulfateandmagnesiumsulfatestructure3

Solifenacin succinate is a muscarinic receptor antagonist. Chemically, solifenacin succinate is a butanedioic acid compound with (1S)-3,4-Dihydro-1-phenyl-2(1H) isoquinoline carboxylic acid (3R)-1-azabicyclo-[2.2.2] oct-3yl ester succinate having an empirical formula of C 27 H 32 N 2 O 6 , and a molecular weight of 480.55. The structural formula of solifenacin succinate is: Solifenacin succinate is a white to pale yellow color crystalline powder. It is freely soluble in methanol, water, dimethyl sulfoxide and acetic acid. Each solifenacin succinate tablet contains 5 or 10 mg of solifenacin succinate and is for oral administration. In addition to the active ingredient solifenacin succinate, each solifenacin succinate tablet also contains the following inactive ingredients: corn starch, hypromellose, lactose monohydrate, magnesium stearate. The film coating contains hypromellose polyethylene glycol, talc, and titanium dioxide. solifenacinsucctabstructure

Spironolactone tablets, USP for oral administration contain 25 mg, 50 mg, or 100 mg of the aldosterone antagonist spironolactone, USP 17-hydroxy-7α-mercapto-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone acetate, which has the following structural formula: Spironolactone, USP is practically insoluble in water, soluble in ethanol. Inactive ingredients include colloidal silicon dioxide, corn starch, dibasic calcium phosphate anhydrous, hypromellose, lactose monohydrate, magnesium stearate, polyethylene glycol, povidone, sodium lauryl sulfate, talc, and titanium dioxide. spironolactonechemicalstructure

Spironolactone oral suspension contains 25 mg of the aldosterone antagonist spironolactone USP, 17-hydroxy-7α-mercapto-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone acetate per 5 mL, which has the following structural formula: Molecular formula: C 24 H 32 O 4 S Molecular weight: 416.57 Spironolactone, USP is white or light cream color to light tan powder. It is practically insoluble in water, soluble in ethanol (96 %). Inactive ingredients include ammonium glycyrrhizate, art banana flavour (contains flavour and propylene glycol), dibasic sodium phosphate anyhydrous, glycerin, malic acid, microcrystalline cellulose and carboxy methyl cellulose sodium, potassium sorbate, purified water, saccharin sodium, simethicone emulsion, and sorbic acid. spironolactone-structure

Succinylcholine Chloride Injection, USP is a sterile, nonpyrogenic solution to be used as a short-acting, depolarizing neuromuscular blocker for intravenous or intramuscular use. Succinylcholine Chloride Injection, USP contains succinylcholine chloride as the active pharmaceutical ingredient. Succinylcholine Chloride, USP is chemically designated C 14 H 30 Cl 2 N 2 O 4 .2H 2 O and its molecular weight is 397.34. The chemical name of succinylcholine chloride is 2,2'-[(1,4-dioxo-1,4-butanediyl)bis(oxy)]bis[N,N,N-trimethyl-ethanaminium],dichloride. Succinylcholine chloride is a diquaternary base consisting of the dichloride salt of the dicholine ester of succinic acid. It is a white or almost white, odourless, crystalline powder, freely soluble in water. It has the following structural formula: Succinylcholine chloride injection USP, 200 mg/10 mL (20 mg/mL) is intended for multiple-dose administration and contains preservative. Each 1 mL of succinylcholine chloride injection USP, 200 mg/10 mL (20 mg/mL) multiple-dose fliptop vials contains: 20 mg of succinylcholine chloride anhydrous (equivalent to 21.994 mg of succinylcholine chloride dihydrate), 1.8 mg of methylparaben and 0.2 mg of propylparaben as preservatives, 4.8 mg of sodium chloride as iso-osmotic agent, and sodium hydroxide and hydrochloric acid as pH adjusters in water for injection. The pH of the solution is between 3.0 and 4.5, with an osmolarity of 0.338 mOsm/mL (calc.). succinylcholinestructure

Tadalafil is a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5). Tadalafil has the molecular formula C 22 H 19 N 3 O 4 representing a molecular weight of 389.41. The structural formula is: The chemical designation is pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione,6-(1,3-benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methyl-(6R-12aR)-. Tadalafil USP is a white or almost white powder that is freely soluble in dimethyl sulfoxide, slightly soluble in methylene chloride and practically insoluble in water. Tadalafil tablets, USP are available as round (2.5 mg and 5 mg) and capsule (10 mg and 20 mg) shaped tablets for oral administration. Each tablet contains 2.5 mg, 5 mg, 10 mg, or 20 mg of tadalafil USP and the following inactive ingredients: colloidal silicon dioxide, copovidone, croscarmellose sodium, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyoxyl 40 hydrogenated castor oil, talc, titanium dioxide and triacetin. In addition, 2.5 mg contains FD&C blue #2/indigo carmine aluminum lake. USP dissolution test is pending. tadalafilstructure.jpg

Tadalafil, an oral treatment for pulmonary arterial hypertension, is a selective inhibitor of cyclic guanosine monophosphate (cGMP)–specific phosphodiesterase type 5 (PDE5). Tadalafil has the molecular formula C 22 H 19 N 3 O 4 representing a molecular weight of 389.41. The structural formula is The chemical designation is pyrazino[1´,2´:1,6]pyrido[3,4– b ]indole-1,4-dione,6-(1,3 benzodioxol-5-yl))-2,3,6,7,12,12a-hexahydro-2-methyl-(6R-12aR)-. Tadalafil USP is white or almost white powder that is freely soluble in dimethyl sulfoxide, slightly soluble in methylene chloride, practically insoluble in water. Tadalafil tablets, USP are available as white color, capsule shaped, film-coated tablets for oral administration. Each tablet contains 20 mg of tadalafil and the following inactive ingredients: colloidal silicon dioxide, copovidone, croscarmellose sodium, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyoxyl 40 hydrogenated castor oil, talc, titanium dioxide, and triacetin. tasalafilstructure

Temozolomide is an alkylating drug. The chemical name of temozolomide is 3,4-dihydro-3-methyl-4-oxoimidazo[5,1-d]- as -tetrazine-8-carboxamide. The structural formula of temozolomide is: The material is a white to light pink or light tan powder with a molecular formula of C 6 H 6 N 6 O 2 and a molecular weight of 194.15. The molecule is stable at acidic pH (<5) and labile at pH >7; hence temozolomide capsules can be administered orally. The prodrug, temozolomide, is rapidly hydrolyzed to the active 5-(3-methyltriazen-1-yl) imidazole-4-carboxamide (MTIC) at neutral and alkaline pH values, with hydrolysis taking place even faster at alkaline pH. Temozolomide capsules, USP for oral use contains either 5 mg, 20 mg, 100 mg, 140 mg, 180 mg, or 250 mg of temozolomide, USP. The inactive ingredients are anhydrous lactose, colloidal silica, sodium starch glycolate, stearic acid, tartaric acid. The body of the capsules is made of gelatin and is opaque white. The cap is also made of gelatin, and the colors vary based on the dosage strength. The capsule body and cap are imprinted with pharmaceutical branding ink, which contains black iron oxide, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol, shellac, and strong ammonia solution. Temazolomide Capsules USP, 5 mg: The opaque green cap contains FD&C Blue #2, gelatin, iron oxide yellow, sodium lauryl sulfate, and titanium dioxide. Temazolomide Capsules USP, 20 mg: The opaque yellow cap contains gelatin, iron oxide yellow, sodium lauryl sulfate, and titanium dioxide. Temazolomide Capsule USP, 100 mg: The opaque pink cap contains gelatin, iron oxide red, sodium lauryl sulfate, and titanium dioxide. Temazolomide Capsules, USP, 140 mg: The opaque blue cap contains FD&C Blue #2, gelatin, sodium lauryl sulfate, and titanium dioxide. Temazolomide Capsules USP, 180 mg: The opaque orange cap contains gelatin, iron oxide red, sodium lauryl sulfate, and titanium dioxide. Temazolomide Capsules USP, 250 mg: The opaque white cap contains gelatin, sodium lauryl sulfate, and titanium dioxide. temozolamidecapsulesstructure

Tenofovir disoproxil fumarate (TDF) (a prodrug of tenofovir) which is a fumaric acid salt of bis-isopropoxycarbonyloxymethyl ester derivative of tenofovir. TDF is converted in vivo to tenofovir, an acyclic nucleoside phosphonate (nucleotide) analog of adenosine 5'-monophosphate. Tenofovir exhibits activity against HIV-1 reverse transcriptase. The chemical name of TDF is 9-[(R)-2-[[bis[[(isopropoxycarbonyl)oxy]methoxy]phosphinyl]methoxy]propyl] adenine fumarate (1:1). It has a molecular formula of C 19 H 30 N 5 O 10 P • C 4 H 4 O 4 and a molecular weight of 635.52. It has the following structural formula: Tenofovir disoproxil fumarate is a white to off-white crystalline powder with a solubility of 13.4 mg/mL in distilled water at 25°C. It has an octanol/phosphate buffer (pH 6.5) partition coefficient (log p) of 1.25 at 25 °C. Tenofovir disoproxil fumarate is available as tablets. Tenofovir disoproxil fumarate tablets are for oral administration. Each tablet contains 300 mg of TDF, which is equivalent to 245 mg of tenofovir disoproxil. Each tablet contains the following inactive ingredients: croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose and pregelatinized starch. The 300 mg tablets are coated with opadry II white which contains hypromellose, lactose monohydrate, titanium dioxide and triacetin. In this insert, all dosages are expressed in terms of TDF except where otherwise noted. tenofovirstructure

Teriflunomide is an oral de novo pyrimidine synthesis inhibitor of the DHO-DH enzyme, with the chemical name (Z)-2-Cyano-3-hydroxy-but-2-enoic acid-(4-trifluoromethylphenyl)-amide. Its molecular weight is 270.20, and the empirical formula is C 12 H 9 F 3 N 2 O 2 with the following chemical structure: Teriflunomide is an off white to white powder that is slightly soluble in dimethylformamide. Teriflunomide is formulated as film-coated tablets for oral administration. Teriflunomide tablets contain 7 mg or 14 mg of teriflunomide and the following inactive ingredients: colloidal silicon dioxide, corn starch, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, microcrystalline cellulose and sodium starch glycolate. The film coating includes hypromellose, polyethylene glycol, talc, titanium dioxide, and yellow iron oxide (for 7 mg). teriflunomide-structure

Tetrabenazine tablet is a monoamine depletor for oral administration. The molecular weight of tetrabenazine is 317.42. Tetrabenazine is a hexahydro-dimethoxybenzoquinolizine derivative and has the following chemical name: 1,3,4,6,7,11b-Hexahydro-9,10-dimethoxy-3-(2-methylpropyl)-2H-benzo[a]quinolizin-2-one. The empirical formula C 19 H 27 NO 3 is represented by the following structural formula: Tetrabenazine is off-white to pale yellow powder that is soluble in chloroform and sparingly soluble in methanol. Each tetrabenazine tablet contains either 12.5 or 25 mg of tetrabenazine as the active ingredient. Tetrabenazine tablets contain tetrabenazine as the active ingredient and the following inactive ingredients: lactose monohydrate, pregelatinized starch, sodium stearyl fumarate and talc. The 25 mg strength tablet also contains ferric oxide yellow as an inactive ingredient. The botanical source for pregelatinized starch is corn starch. Tetrabenazine tablets are supplied as yellowish-buff scored tablet containing 25 mg of tetrabenazine or as a white to off white non-scored tablet containing 12.5 mg of tetrabenazine. DESCRIPTION

Theophylline is structurally classified as a methylxanthine. It occurs as a crystalline powder, white, practically odourless. Theophylline anhydrous USP has the chemical name 1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione and is represented by the following structural formula: C 7 H 8 N 4 O 2 M.W. 180.17. This product allows a 12-hour dosing interval for a majority of patients and a 24-hour dosing interval for selected patients (see DOSAGE AND ADMINISTRATION section for description of appropriate patient populations). Each extended-release tablet for oral administration contains either 300 mg or 450 mg of theophylline anhydrous USP. Tablets also contain as inactive ingredients: hypromellose, lactose monohydrate, magnesium stearate and povidone. theophyllineertabletsstructure

Thiamine Hydrochloride Injection, USP is a sterile, clear colorless solution of thiamine hydrochloride in Water for Injection for intramuscular (IM) or slow intravenous (IV) administration. Each mL contains: Thiamine hydrochloride, USP 100 mg; chlorobutanol anhydrous (chloral derivative) 0.5%; monothioglycerol 0.5%; water for injection q.s. Sodium hydroxide may have been added for pH adjustment (2.5 to 4.5). Thiamine hydrochloride, USP or vitamin B 1 , occurs as colorless or white crystalline powder that usually has a slight characteristic odor. Freely soluble in water; soluble in glycerin, slightly soluble in alcohol and insoluble in ether and benzene. Thiamine is rapidly destroyed in neutral or alkaline solutions but is stable in the dry state. It is reasonably stable to heat in acid solution. The chemical name of thiamine hydrochloride is thiazolium, 3-[(4-amino-2-methyl-5-pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methylchloride, monohydrochloride; and it has the following structural formula: Molecular Formula: C 12 H 17 CIN 4 OS • HCl Molecular Weight: 337.3 thiaminesturecture

Tolterodine tartrate extended-release capsules contain tolterodine tartrate USP. The active moiety, tolterodine, is a muscarinic receptor antagonist. The chemical name of tolterodine tartrate USP is (R)-2-[3-[Bis (1-methylethyl) amino]-1-phenylpropyl]-4-Methyl phenol [R-(R*,R*)]-2, 3-dihydroxybutanedioate (1:1) (salt). The empirical formula of tolterodine tartrate USP is C 22 H 31 NO.C 4 H 6 O 6 . Its structure is: Tolterodine tartrate USP is a white to off white crystalline powder with a molecular weight of 475.57. The pKa value is 9.24 and the solubility in water is 12 mg/mL. It is soluble in dimethylformamide and in methanol. The partition coefficient (Log P) value is 2.6. Tolterodine tartrate extended-release capsules, 2 mg and 4 mg for oral administration contains 2 mg and 4 mg of tolterodine tartrate USP respectively. Inactive ingredients are aqueous ethylcellulose dispersion, dehydrated alcohol, dibasic calcium phosphate anhydrous, ethyl acrylate and methyl methacrylate copolymer dispersion, ethyl cellulose, FD & C Blue 2, gelatin, hypromellose, methylene chloride, microcrystalline cellulose, talc and titanium dioxide. Additionally 2 mg capsules contain iron oxide yellow. Both the 2 mg and 4 mg strengths capsule shells are imprinted with a pharmaceutical grade printing ink that contains butyl alcohol, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol, shellac, strong ammonia solution and titanium dioxide. Tolterodinetartratestructure

Tolterodine tartrate tablets contain tolterodine tartrate. The active moiety, tolterodine, is a muscarinic receptor antagonist. The chemical name of tolterodine tartrate is 2-[(1R)-3-[Bis (1-methylethyl) amino]-1-phenylpropyl] - 4- Methyl phenol tartrate. The empirical formula of tolterodine tartrate is C 22 H 31 NO.C 4 H 6 O 6 , and its molecular weight is 475.57. The structural formula of tolterodine tartrate is represented below: Tolterodine tartrate USP is a white or almost white crystalline powder. The pKa value is 9.87. Sparingly soluble in water, slightly soluble in anhydrous ethanol, practically insoluble in heptane. Tolterodine tartrate tablets for oral administration contain 1 or 2 mg of tolterodine tartrate USP. The inactive ingredients are colloidal silicon dioxide, dibasic calcium phosphate dihydrate, hypromellose, magnesium stearate, microcrystalline cellulose, purified stearic acid, sodium starch glycolate and titanium dioxide. Additionally 1 mg tablet contains iron oxide yellow and iron oxide red. structure

Tolvaptan, a selective vasopressin V 2 -receptor antagonist in tablets for oral use available in 15 mg or 30 mg strength. Tolvaptan is (±) 4’-[(7-Chloro-2,3,4,5-tetrahydro-5-hydroxy-1H-benzazepin-1-yl) carbonyl]-O-tolu-m-toluidide. The empirical formula is C 26 H 25 ClN 2 O 3 . Molecular weight is 448.94. The chemical structure is: Inactive ingredients include corn starch, croscarmellose sodium, lactose monohydrate, magnesium stearate, methyl alcohol, methylene chloride, microcrystalline cellulose and povidone. 30 mg contains FD&C Blue No # 2/Indigo caramine Aluminum Lake as colorant. tolvpstructure

Topiramate is a sulfamate-substituted monosaccharide. Topiramate tablets, USP are available as 25 mg, 50 mg, 100 mg, and 200 mg round tablets for oral administration. Topiramate is a white crystalline powder with a bitter taste. Topiramate is most soluble in alkaline solutions containing sodium hydroxide or sodium phosphate and having a pH of 9 to 10. It is freely soluble in acetone, chloroform, dimethylsulfoxide, and ethanol. The solubility in water is 9.8 mg/mL. Its saturated solution has a pH of 6.3. Topiramate has the molecular formula C 12 H 21 NO 8 S and a molecular weight of 339.36. Topiramate is designated chemically as 2,3:4,5-Di- O -isopropylidene-β-D-fructopyranose sulfamate and has the following structural formula: Topiramate tablets contain the following inactive ingredients: lactose monohydrate, microcrystalline cellulose, pre-gelatinized starch, hypromellose, sodium starch glycolate, magnesium stearate, titanium dioxide, polyethylene glycol. The 25 mg strength also contains polysorbate. The 50 mg strength also contains polysorbate, iron oxide yellow and iron oxide red. The 100 mg strength also contains polysorbate and iron oxide yellow. The 200 mg strength also contains iron oxide red. FDA approved tests Assay and related compounds differ from USP. FDA approved dissolution test specifications differ from USP. structural

Torsemide is a diuretic of the pyridine-sulfonylurea class. Its chemical name is 1-isopropyl-3-[(4-m-toluidino-3-pyridyl) sulfonyl]urea and its structural formula is: Its molecular formula is C 16 H 20 N 4 O 3 S, its pKa is 6.42, and its molecular weight is 348.43. Torsemide USP is a white to off-white crystalline powder. The tablets for oral administration also contain crospovidone, lactose monohydrate, magnesium stearate, microcrystalline cellulose and povidone. Torsemidestructure

Trientine hydrochloride USP is 1,2-Ethanediamine,N,N'-bis(2-aminoethyl)-,dihydrochloride. It is a white to pale yellow crystalline powder. It is slightly soluble in methanol. The empirical formula is C 6 H 20 Cl 2 N 4 with a molecular weight of 219.15. The structural formula is: Trientine hydrochloride is a chelating compound for removal of excess copper from the body. Trientine hydrochloride, USP is available as 250 mg capsules for oral administration. Trientine hydrochloride capsules, USP contain inactive ingredients stearic acid, the capsule shell contains D & C Red 28, FD & C Blue 1, gelatin, and titanium dioxide. The capsules are imprinted with black ink containing black iron oxide, potassium hydroxide, propylene glycol, shellac, strong ammonia solution. trientinestructure

Valacyclovir hydrochloride is the hydrochloride salt of the L -valyl ester of the antiviral drug acyclovir. Valacyclovir tablets, USP are for oral administration. Each tablet contains 556.0 mg or 1.112 grams of valacyclovir hydrochloride USP equivalent to 500 mg or 1 gm of valacyclovir, respectively, and the inactive ingredients crospovidone, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polysorbate 80, povidone, and titanium dioxide. In addition to this 500 mg contains FD&C blue #2/ indigo carmine aluminum lake. The chemical name of valacyclovir hydrochloride is L -valine2-[(2-amino-1,6-dihydro-6-oxo-9 H -purin-9-yl)methoxy]ethyl ester hydrochloride monohydrate. It has the following structural formula: Valacyclovir hydrochloride USP (monohydrate) is a white or almost white powder with the molecular formula C 13 H 23 N 6 O 5 Cl and a molecular weight of 378.81. Valacyclovir hydrochloride USP is freely soluble in water and practically insoluble in 1-octanol. The pka for valacyclovir hydrochloride is 5.95. FDA approved dissolution test specifications differ from USP. chemical-structure

Valganciclovir for oral solution contains valganciclovir hydrochloride, USP (valganciclovir HCl), a hydrochloride salt of the L-valyl ester of ganciclovir that exists as a mixture of two diastereomers. Ganciclovir is a synthetic guanine derivative active against CMV. Valganciclovir HCl, USP is available as a powder for oral solution, which when constituted with water as directed contains 50 mg/mL valganciclovir free base. The inactive ingredients of valganciclovir for oral solution are anhydrous citric acid, mannitol, povidone, saccharin sodium, sodium benzoate, and tutti-frutti flavor. Valganciclovir HCl, USP is a white to off-white crystalline powder with a molecular formula of C 14 H 22 N 6 O 5 ·HCl and a molecular mass of 390.82. The chemical name for valganciclovir HCl, USP is L-Valine, 2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-3-hydroxypropyl ester, monohydrochloride. Valganciclovir HCl, USP is freely soluble in water, sparingly soluble in methanol. The pH for valganciclovir HCl, USP is 3.86 and the pKa for valganciclovir HCl, USP is 7.20. The chemical structure of valganciclovir is: All doses in this insert are specified in terms of valganciclovir. valganciclovirstructure

Valganciclovir tablets, USP contains valganciclovir hydrochloride, USP a hydrochloride salt of the L-valyl ester of ganciclovir that exists as a mixture of two diastereomers. Ganciclovir is a synthetic guanine derivative active against CMV. Valganciclovir tablets, USP are available as a 450 mg tablet for oral administration. Each film coated tablet contains 496.3 mg of valganciclovir hydrochloride, USP (corresponding to 450 mg of valganciclovir), and the inactive ingredients crospovidone, microcrystalline cellulose, povidone and stearic acid. The tablets are coated with Opadry Pink which contains hypromellose, iron oxide red, polyethylene glycol, polysorbate 80 and titanium dioxide. Valganciclovir hydrochloride, USP is a white to off-white powder, slightly hygroscopic with a molecular formula of C14H22N6O5•HCl and a molecular weight of 390.82. The chemical name for valganciclovir hydrochloride, USP is L-Valine, 2-[(2-amino-1,6-dihydro-6-oxo-9H-purin-9-yl)methoxy]-3-hydroxypropylester, monohydrochloride. Valganciclovir hydrochloride, USP is a polar hydrophilic compound with a solubility of 70 mg/mL in water at 25°C at a pH of 7 and an n-octanol/water partition coefficient of 0.0095 at pH 7. The pKa for valganciclovir hydrochloride, USP is 7.5. The chemical structure of valganciclovir hydrochloride, USP is: All doses in this insert are specified in terms of valganciclovir. valganstructure

Valsartan, USP is a nonpeptide, orally active, and specific angiotensin II receptor blocker acting on the AT 1 receptor subtype. Valsartan, USP is chemically described as L-valine, N-(1-oxopentyl)-N-[[2'-(1H-tetrazol-5-yl) [1,1'-biphenyl]-4-yl]methyl]-. Its empirical formula is C 24 H 29 N 5 O 3 , its molecular weight is 435.52, and its structural formula is Valsartan, USP is a white to an off-white powder. It is soluble in ethanol and methanol and insoluble in water. Valsartan is available as tablets for oral administration, containing 40 mg, 80 mg, 160 mg or 320 mg of valsartan. The inactive ingredients of the tablets are croscarmellose sodium, hypromellose, magnesium stearate, mannitol, microcrystalline cellulose, polyethylene glycol, povidone, and titanium dioxide. In addition to this 40 mg contains iron oxide yellow, 80 mg contains iron oxide red, 160 mg contains iron oxides (yellow and red) and 320 mg contains iron oxides (yellow, red and black). Meets USP dissolution test 2. Structure

Valsartan is a nonpeptide, orally active, and specific angiotensin II receptor blocker acting on the AT 1 receptor subtype. Valsartan is chemically described as L-valine, N -(1-oxopentyl)- N -[[2′-(1 H -tetrazol-5-yl) [1,1′-biphenyl]-4-yl]methyl]-. Its empirical formula is C 24 H 29 N 5 O 3 , its molecular weight is 435.52, and its structural formula is Valsartan, USP is a white to an off-white powder. It is soluble in ethanol and methanol and insoluble in water. Valsartan is available as tablets for oral administration, containing 40 mg, 80 mg, 160 mg or 320 mg of valsartan USP. The inactive ingredients of the tablets are croscarmellose sodium, hypromellose, magnesium stearate, mannitol, microcrystalline cellulose, polyethylene glycol, povidone, and titanium dioxide. In addition to this 40 mg contains iron oxide yellow, 80 mg contains iron oxide red, 160 mg contains iron oxides (yellow and red) and 320 mg contains iron oxides (yellow, red and black). Meets USP dissolution test 2. valsartantabstructure

Vancomycin Hydrochloride for Injection, USP, is a white to tan lyophilized cake or powder, for preparing intravenous infusions, in vials each containing the equivalent of 500 mg or 1 g vancomycin base. 500 mg of the base is equivalent to 0.34 mmol. When reconstituted with Sterile Water for Injection to a concentration of 50 mg/mL, the pH of the solution is between 2.5 and 4.5. This product is oxygen sensitive. Vancomycin Hydrochloride for Injection, USP should be administered intravenously in diluted solution (see DOSAGE AND ADMINISTRATION ), AFTER RECONSTITUTION FURTHER DILUTION IS REQUIRED BEFORE USE. Vancomycin is a tricyclic glycopeptide antibiotic derived from Amycolatopsis orientalis (formerly Nocardia orientalis ). The chemical name for vancomycin hydrochloride is [3S-[3 R*, 6S* (S*), 7S*, 22S*, 23R*, 26R*, 36S*, 38aS*]]-3-(2-Amino-2-oxoethyl)-44-[[2-O-(3-amino-2,3,6-trideoxy-3-C-methyl-α-l-lyxo hexopyranosyl)-β-d-glucopyranosyl]oxy]-10,19-dichloro-2,3,4,5,6,7,23,24,25,26,36,37,38,38a tetradecahydro-7,22,28,30,32-pentahydroxy-6-[[4-methyl-2-(methylamino)-1-oxopentyl]amino]-2,5,24,38,39-pentaoxo-22H-8,11:18,21-dietheno-23,36-(iminomethano)-13,16:31,35-dimetheno-1H,16H[1,6,9] oxadiazacyclohexadecino[4,5-m][10,2,16]-benzoxadiazacyclotetracosine-26-carboxylic acid, monohydrochloride. Vancomycin hydrochloride has the following structural formula: C 66 H 75 Cl 2 N 9 O 24 • HCl M.W. 1485.71 vancomycinhclstructure