camber pharmaceuticals, inc. - Medication Listings

Bumetanide is a loop diuretic, available as 4 mL vials and 10 mL vials (0.25 mg/mL) for intravenous or intramuscular injection as a sterile solution. Each mL contains bumetanide USP 0.25 mg, sodium chloride 8.5 mg and ammonium acetate 4 mg as buffers, edetate disodium 0.1 mg and benzyl alcohol 10 mg as preservative in Water for Injection. pH adjusted to 6.8 to 7.8 with sodium hydroxide. Chemically, bumetanide USP is 3-(butylamino)-4-phenoxy-5-sulfamoylbenzoic acid. It is a white crystalline powder having a molecular weight of 364.42, soluble in alkaline solutions, acetone, methanol and ethanol (96%), slightly soluble in chloroform and very slightly soluble in water and hexane, and the following structural formula: chemicalstructure

Bupivacaine hydrochloride injection, USP contains bupivacaine hydrochloride, an amide local anesthetic, as the active pharmaceutical ingredient. The route of administration for bupivacaine hydrochloride injection, USP is by injection, for infiltration, perineural, caudal, epidural, or retrobulbar use. Bupivacaine hydrochloride, USP is 2-piperidinecarboxamide, 1-butyl-N-(2,6-dimethylphenyl)-, monohydrochloride, monohydrate. It is a white or almost white, crystalline powder or colorless crystals that is soluble in water, freely soluble in alcohol. It has the molecular formula C 18 H 28 N 2 O.HCl.H 2 O and it has the following structural formula: Bupivacaine hydrochloride injection, USP is a clear and colorless sterile, isotonic solution. Each mL of single-dose vial contains 2.5 mg, 5 mg or 7.5 mg of bupivacaine hydrochloride (equivalent to 2.22 mg, 4.44 mg or 6.66 mg of bupivacaine, respectively), sodium chloride for isotonicity, sodium hydroxide or hydrochloric acid to adjust the pH between 4 and 6.5, in water for injection. structure

Buprenorphine sublingual tablets, 2 mg are white to off white round flat beveled edge tablets debossed with '682' on one side and plain on other side and buprenorphine sublingual tablets, 8 mg are white to off white round flat beveled edge tablets debossed with '683' on one side and plain on other side. They contain buprenorphine hydrochloride, a partial agonist at the mu‐opioid receptor, and is available in two dosage strengths, 2 mg buprenorphine and 8 mg buprenorphine (as the free base, equivalent to 2.16 mg buprenorphine hydrochloride, USP and 8.64 mg buprenorphine hydrochloride, USP). Each tablet also contains citric acid anhydrous, pregelatinised starch, crospovidone, lactose monohydrate, magnesium stearate, mannitol, povidone, purified water, sodium citrate, butylated hydroxyanisole and acesulfame potassium. Chemically, buprenorphine hydrochloride, USP is 6,14-ethenomorphinan-7-methanol, 17- (cyclopropylmethyl)-alpha-(1,1-dimethylethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-alpha-methyl-, hydrochloride, (alphaS,5alpha,7alpha). It has the following chemical structure: Buprenorphine hydrochloride, USP has the molecular formula C 29 H 41 NO 4 .HCl and the molecular weight is 504.10. It is a white or almost white powder. Buprenorphine hydrochloride, USP is sparingly soluble in water, freely soluble in methanol, soluble in alcohol and practically insoluble in cyclohexane. chem-fig

Bupropion hydrochloride extended-release tablets, USP (XL) an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as 1-(3-chorophenyl)-2-[(1,1dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.20. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride USP is white powder and soluble in water, 0.1 N hydrochloric acid and in alcohol. The structural formula is: Bupropion hydrochloride extended-release tablets, USP (XL) are supplied for oral administration as 150 mg and 300 mg extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride USP and the inactive ingredients: ethyl cellulose, glyceryl behenate, hydrochloric acid, hypromellose, methacrylic acid and ethyl acrylate copolymer, microcrystalline cellulose, polyethylene glycol, povidone, silicon dioxide, sodium stearyl fumarate, titanium dioxide, triethyl citrate. In addition, 150 mg tablet contains FD&C blue # 2 and 300 mg tablet contains iron oxide red, iron oxide yellow and talc. The tablets are printed with black ink which contains ammonium hydroxide, ferrosoferric oxide, propylene glycol and shellac. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. FDA approved dissolution test specifications differ from USP. bupropionchemicalstructure

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

Capecitabine is a nucleoside metabolic inhibitor. The chemical name is 5’-deoxy-5-fluoro-N[(pentyloxy) carbonyl]-cytidine and has a molecular formula of C 15 H 22 FN 3 O 6 and a molecular weight of 359.35. Capecitabine has the following structural formula: Capecitabine USP is a white or almost white powder. Capecitabine USP is freely soluble in anhydrous ethanol, sparingly soluble in water and practically insoluble in heptane. Capecitabine tablets USP are supplied as biconvex, film-coated tablets for oral administration. Each light peach-colored tablet contains 150 mg capecitabine USP and each peach-colored tablet contains 500 mg capecitabine USP. The inactive ingredients in capecitabine tablets USP include: croscarmellose sodium, hypromellose, lactose anhydrous, magnesium stearate and microcrystalline cellulose. The peach or light peach film coating contains hypromellose, iron oxide red, iron oxide yellow, talc and titanium dioxide. capecitabinechemicalstructure

Captopril tablets, USP are a specific competitive inhibitor of angiotensin I-converting enzyme (ACE), the enzyme responsible for the conversion of angiotensin I to angiotensin II. Captopril is designated chemically as 1-((2S)-3-mercapto-2-methylpropionyl)-L-proline (MW 217.29) and has the following structural formula: C 9 H 15 NO 3 S Captopril is a white to off-white crystalline powder that may have a slight sulfurous odor; it is soluble in water (approx. 160 mg/mL), methanol, and ethanol and sparingly soluble in chloroform and ethyl acetate. Each tablet for oral administration contains 12.5 mg, 25 mg, 50 mg and 100 mg of Captopril. In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide NF, croscarmellose sodium NF, lactose monohydrate NF, magnesium stearate NF and microcrystalline cellulose NF.

Carbidopa and levodopa tablets, USP are a combination of carbidopa and levodopa for the treatment of Parkinson's disease and syndrome. Carbidopa, USP an inhibitor of aromatic amino acid decarboxylation, is a white to creamy-white powder, slightly soluble in water, with a molecular weight of 244.24. It is designated chemically as (-)-L-α-hydrazino-3, 4-dihydroxy-α-methylhydrocinnamic acid monohydrate. Its empirical formula is C 10 H 14 N 2 O 4 •H 2 O, and its structural formula is: Tablet content is expressed in terms of anhydrous carbidopa which has a molecular weight of 226.24. Levodopa, USP an aromatic amino acid, is a white to off-white, crystalline powder, slightly soluble in water, with a molecular weight of 197.19. It is designated chemically as (2S)-2-Amino-3-(3,4-dihydroxyphenyl) propanoic acid. Its empirical formula is C 9 H 11 NO 4 , and its structural formula is: Carbidopa and levodopa is supplied as tablets in three strengths: Carbidopa and levodopa tablets, USP 10 mg/100 mg containing 10 mg of carbidopa USP and 100 mg of levodopa USP. Carbidopa and levodopa tablets, USP 25 mg/100 mg containing 25 mg of carbidopa USP and 100 mg of levodopa USP. Carbidopa and levodopa tablets, USP 25 mg/250 mg containing 25 mg of carbidopa USP and 250 mg of levodopa USP. Inactive ingredients are microcrystalline cellulose, pregelatinized starch (maize), crospovidone, hydroxypropyl cellulose and magnesium stearate. Carbidopa and levodopa tablets, USP 10 mg/100 mg and 25 mg/250 mg also contain FD&C Blue No.2. Carbidopa and levodopa tablets, USP 25 mg/100 mg also contain D&C Yellow No.10. FDA approved dissolution test specifications differ from USP. Carbidopa Structure Levodopa Structure

Chlorpromazine hydrochloride, USP is a white or almost white, crystalline powder chemically designated as 2-Chloro-10-[3-(dimethylamino)propyl]phenothiazine monohydrochloride and has the following structural formula: C17H19ClN2S • HCl MW 355.33 Chlorpromazine Hydrochloride Injection, USP is a sterile, clear colorless solution intended for deep intramuscular use. Each mL contains chlorpromazine hydrochloride, USP 25 mg, ascorbic acid 2 mg, sodium metabisulfite 1 mg, sodium sulfite 1 mg and sodium chloride 6 mg in Water for Injection. pH is 3.4 to 5.4. chlorpromazinestructure

Each tablet contains: Chlorzoxazone, USP*…………… 250 mg *5-Chloro-2-benzoxazolinone Structural Formula: Molecular Formula: C 7 H 4 ClNO 2 Molecular Weight: 169.57 Chlorzoxazone, USP is a white to off-white crystalline powder. Chlorzoxazone is soluble in alkali hydroxides and sparingly soluble in methanol. Inactive ingredients: anhydrous lactose, croscarmellose sodium, docusate sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized starch (maize) and sodium benzoate. FDA approved dissolution test specifications differ from USP chemstructure

Cinacalcet tablets contain the hydrochloride salt of the active ingredient cinacalcet, a positive modulator of the calcium sensing receptor. The empirical formula of cinacalcet is C 22 H 22 F 3 N⋅HCl with a molecular mass of 393.87. It has one chiral center having an R-absolute configuration. The R-enantiomer is the more potent enantiomer and has been shown to be responsible for pharmacodynamic activity. The hydrochloride salt of cinacalcet is a white to off-white powder that is freely soluble in methanol and in ethanol. The hydrochloride salt of cinacalcet is described chemically as (R)-N-(3-(3-(trifluoromethyl) phenyl] propyl]-1-(1-naphthyl) ethylamine hydrochloride and has the following structural formula: Cinacalcet tablets are formulated as light-green, oval, biconvex, film coated tablets for oral administration in strengths of 30 mg, 60 mg, and 90 mg of cinacalcet as the free base equivalent (33.064 mg, 66.127 mg and 99.191 mg as the hydrochloride salt, respectively). Inactive Ingredients The following are the inactive ingredients in cinacalcet tablets: crospovidone, magnesium stearate, microcrystalline cellulose, pregelatinized starch and talc. The coating material contains hypromellose, lactose monohydrate, titanium dioxide, triacetin, FD&C blue #2/indigo carmine AL, iron oxide yellow, polyethylene glycol. The botanical source for pregelatinized starch is corn starch. structure

Table 4. Description Proprietary Name: Not Applicable Established Name: Clobazam Tablets Dosage Forms: Tablet Route of Administration: Oral Established Pharmacologic Class of Drug: Benzodiazepine Chemical Name: 7-Chloro-1-methyl-5-phenyl-1 H -1,5- benzodiazepine-2,4(3 H ,5 H )-dione Structural Formula: Clobazam is a white or almost white, crystalline powder; is freely soluble in dichloromethane. The melting range of clobazam is from 180ºC to 182ºC. The molecular formula is C 16 H 13 ClN 2 O 2 and the molecular weight is 300.74. Each clobazam tablet contains 10 mg or 20 mg of clobazam. Tablets also contain as inactive ingredients: colloidal silicon dioxide, granulated corn starch, lactose monohydrate, magnesium stearate and talc. ClobazamStucture

Table 4. Description Proprietary Name: Not Applicable Established Name: Clobazam Oral Suspension Dosage Forms: Oral Suspension Route of Administration: Oral Established Pharmacologic Class of Drug: Benzodiazepine Chemical Name: 7-Chloro-1-methyl-5-phenyl-1 H -1,5- benzodiazepine-2,4(3 H ,5 H )-dione Structural Formula: Clobazam is a white or almost white crystalline powder; is freely soluble in dichloromethane. The melting range of clobazam is from 182ºC to 185ºC. The molecular formula is C 16 H 13 ClN 2 O 2 and the molecular weight is 300.74. Clobazam is available for oral administration as an off white suspension containing clobazam at a concentration of 2.5 mg/mL. Inactive ingredients include citric acid monohydrate, dibasic sodium phosphate anhydrous, magnesium aluminum silicate, maltitol solution, methylparaben, polysorbate 80, propylene glycol, propyl paraben, purified water, simethicone emulsion, strawberry flavor, sucralose and xanthan gum. structure

Colchicine is an alkaloid chemically described as Acetamide, N-(5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7-yl)-,(S) with a molecular formula of C 22 H 25 NO 6 and a molecular weight of 399.44. The structural formula of colchicine is given below. Colchicine USP occurs as pale yellow to pale greenish-yellow crystalline powder. Is odorless or nearly so, and darkens on exposure to light. Colchicine is freely soluble in alcohol, in chloroform and soluble in water. Colchicine tablets, USP are supplied for oral administration as purple, film-coated, capsule-shaped, bevel edged, biconvex tablets, debossed with "H" on one side and scored with "C2" on the other side; where 'C' and '2' are separated by a score line, containing 0.6 mg of the active ingredient colchicine USP. Inactive ingredients: carnauba wax, FD&C blue #2/indigo carmine AL, FD&C red #40/allura red AC aluminum lake, hypromellose, lactose monohydrate, macrogol, magnesium stearate, microcrystalline cellulose, polydextrose, pregelatinized starch, sodium starch glycolate, titanium dioxide and triacetin. The botanical source of pregelatinized starch is corn starch. FDA approved dissolution test specifications differ from USP structure

Colchicine, USP is an alkaloid obtained from the plant colchicum autumnale. The chemical name for colchicine, USP is (N-[(7 S )-(5,6,7,9-tetrahydro-1,2,3,10-tetramethoxy-9-oxobenzo[a]heptalen-7yl] acetamide with a molecular formula of C 22 H 25 NO 6 and a molecular weight of 399.44. The structural formula of colchicine is represented below: Colchicine, USP consists of pale yellow to pale greenish-yellow crystalline powder; is odorless or nearly so, and darkens on exposure to light. Colchicine is freely soluble in alcohol, in chloroform and soluble in water. Colchicine capsules, USP are supplied for oral administration. Each capsule contains 0.6 mg colchicine, USP and the following inactive ingredients: anhydrous lactose, colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose and sodium starch glycolate. The capsule shell contains FD&C blue No. 1, FD&C yellow No. 6, gelatin, iron oxide yellow and titanium dioxide. The capsules are imprinted with white ink containing ammonia solution, potassium hydroxide, propylene glycol, shellac and titanium dioxide. colchicinecapsstructure

The chemical name for dabigatran etexilate mesylate, a direct thrombin inhibitor, is N-[[2-[[[4-[(hexyloxy)carbonyl]amino]iminomethyl]phenyl]amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-2-pyridinyl-β-alanine ethyl ester, methanesulfonate. The empirical formula is C 34 H 41 N 7 O 5 .CH 3 SO 3 H and the molecular weight is 723.86 (mesylate salt), 627.75 (free base). The structural formula is: Dabigatran etexilate mesylate is a yellow-white to yellow color powder. Sparingly soluble in methanol. Dabigatran etexilate capsules are supplied in 75 mg, 110 mg and 150 mg strengths for oral administration. Each capsule contains dabigatran etexilate mesylate as the active ingredient: 150 mg dabigatran etexilate (equivalent to 172.95 mg dabigatran etexilate mesylate), 110 mg dabigatran etexilate (equivalent to 126.83 mg dabigatran etexilate mesylate), or 75 mg dabigatran etexilate (equivalent to 86.48 mg dabigatran etexilate mesylate) along with the following inactive ingredients: hydroxypropyl cellulose, hypromellose, sugar spheres (sucrose and corn starch), talc and tartaric acid. The capsule shell is composed of iron oxide red, iron oxide yellow, hypromellose and titanium dioxide. The capsules are printed with black ink containing black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. structure

Daptomycin for injection contains daptomycin, a cyclic lipopeptide antibacterial agent derived from the fermentation of Streptomyces roseosporus. The chemical name is N-decanoyl-L-tryptophyl-D-asparaginyl-L-aspartyl-L-threonylglycyl-L-ornithyl-L-aspartyl-D-alanyl-L-aspartylglycyl-D-seryl-threo - 3-methyl-L-glutamyl-3-anthraniloyl-L-alanine ε 1 -lactone. The chemical structure is: The empirical formula is C 72 H 101 N 17 O 26 ; the molecular weight is 1620.67. Daptomycin for injection is supplied in a single-dose vial as a sterile, preservative-free, pale yellow to light brown, lyophilized cake containing approximately 350 mg of daptomycin for intravenous (IV) use following reconstitution with 0.9% sodium chloride injection [see Dosage and Administration ( 2.7 )] . The only inactive ingredient is sodium hydroxide, which is used for pH adjustment; between 4.0 to 5.0. Freshly reconstituted solutions of daptomycin for injection range in color from pale yellow to light brown. daptomycinstructure

Daptomycin for injection contains daptomycin, a cyclic lipopeptide antibacterial agent derived from the fermentation of Streptomyces roseosporus . The chemical name is N-decanoyl-L-tryptophyl-D-asparaginyl-L-aspartyl-L-threonylglycyl-L-ornithyl-L-aspartyl-D-alanyl-L-aspartylglycyl-D-seryl-threo-3-methyl-L-glutamyl-3-anthraniloyl-L-alanine 1-lactone. The chemical structure is: The empirical formula is C 72 H 101 N 17 O 26 ; the molecular weight is 1620.67. Daptomycin is supplied in a single-dose vial as a sterile, preservative-free, pale yellow to light brown, lyophilized cake containing approximately 500 mg of daptomycin for intravenous (IV) use following reconstitution with 0.9% sodium chloride injection [see Dosage and Administration (2.7) ]. The only inactive ingredient is sodium hydroxide, which is used for pH adjustment. Freshly reconstituted solutions of daptomycin range in color from pale yellow to light brown. daptomycinestructure

Darunavir is an inhibitor of the human immunodeficiency virus (HIV-1) protease. Darunavir, has the following chemical name: [(1 S ,2 R -3-[[(4-Amino-phenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]-carbamicacid(3 R ,3a S ,6a R )hexahydrofuro[2,3- b ]-furan-3-yl ester. Its molecular formula is C 27 H 37 N 3 O 7 S and its molecular weight is 547.66. Darunavir has the following structural formula: Darunavir is an off-white to pale brown colored powder. Darunavir 400 mg tablets are available as orange, oval shaped, bevel edged, biconvex, film-coated tablet for oral administration. Darunavir 600 mg tablets are available as orange, oval shaped, biconvex, film-coated tablet for oral administration. Each 400 mg tablet contains 400 mg of darunavir. Each 600 mg tablet contains 600 mg of darunavir. Each tablet also contains the inactive ingredients colloidal silicon dioxide, crospovidone, magnesium stearate and silicified microcrystalline cellulose. The tablet film coating, Opadry II Orange, contains FD&C yellow #6/sunset yellow FCF aluminum lake, polyethylene glycol, polyvinyl alcohol, talc and titanium dioxide. All dosages for darunavir are expressed in terms of the free form of darunavir. spironolactone-os-structure

Darunavir is an inhibitor of the human immunodeficiency virus (HIV-1) protease. Darunavir, in the form of darunavir amorphous, has the following chemical name: [(1S,2R-3-[[(4-Amino-phenyl)sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic acid (3R,3aS,6aR)-hexahydrofuro[2,3-b]-furan-3-yl ester. Its molecular formula is C 27 H 37 N 3 O 7 S and its molecular weight is 547.67. Darunavir amorphous has the following structural formula: Darunavir amorphous is an off-white to pale brown colored powder, freely soluble in chloroform and in dichloromethane. Darunavir 600 mg tablets are available as yellow, oval shaped, biconvex, film-coated tablets debossed with 'V' on one side and '5' on the other side. Each 600 mg tablet contains darunavir amorphous equivalent 600 mg of darunavir. Darunavir 800 mg tablets are available as yellow, oval shaped, biconvex, film-coated tablets debossed with 'V' on one side and '7' on the other side. Each 800 mg tablet contains darunavir amorphous equivalent 800 mg of darunavir. Each tablet also contains the inactive ingredients colloidal silicon dioxide, crospovidone, magnesium stearate, silicified microcrystalline cellulose. The film coating contains iron oxide yellow, polyethylene glycol, polyvinyl alcohol, talc, and titanium dioxide. All dosages for darunavir are expressed in terms of the free form of darunavir. darunavirchemicalstructure

Decitabine is a nucleoside metabolic inhibitor. Decitabine is a fine, white to almost white powder with the molecular formula of C 8 H 12 N 4 O 4 and a molecular weight of 228.21. Its chemical name is 4-amino-1-(2-deoxy-beta-D-erythropentofuranosyl)-1,3,5-triazin-2(1H)-one and it has the following structural formula: Decitabine is soluble in dimethyl sulphoxide, sparingly soluble in water; slightly soluble in ethanol and water (50:50), in methanol and water (50:50) and in methanol. Decitabine for injection, for intravenous use, is a sterile, white to almost white lyophilized powder supplied in a clear colorless glass single-dose vial. Each 20 mL vial contains 50 mg decitabine, acetonitrile, hydrochloric acid, 68 mg monobasic potassium phosphate (potassium dihydrogen phosphate), 11.6 mg sodium hydroxide. Sodium hydroxide and/or hydrochloric acid are used for pH adjustment. decitabineforinjstructure

Deferasirox is an iron-chelating agent provided as a tablet for oral use. Deferasirox is designated chemically as 4-[3,5-Bis(2-hydroxyphenyl)-1H-1,2,4-triazol-1-yl]benzoic acid and has the following structural formula: Deferasirox is an off white to slight yellow color crystalline powder. It has a molecular formula C 21 H 15 N 3 O 4 and molecular weight of 373.36 g/mol. It is insoluble in water with a pH of suspension of 4.1. Deferasirox tablets contain 90 mg, 180 mg, or 360 mg deferasirox. Inactive ingredients include colloidal silicon dioxide, crospovidone, microcrystalline cellulose, poloxamer 188, povidone, and sodium stearyl fumarate. The film coating contains hypromellose, polyethylene glycol, talc and titanium dioxde. deferasiroxchemicalstructure

Deferasirox is an iron-chelating agent provided as a oral granules for oral use. Deferasirox is designated chemically as [4-[(3Z,5E)-3,5-bis(6-oxo-1-cyclohexa-2,4-dienylidene)-1,2,4-triazolidin-1-yl]benzoic acid and has the following structural formula: Deferasirox is an off white to slightly yellow color crystalline powder. It has a molecular formula C 21 H 15 N 3 O 4 and molecular weight of 373.36 g/mol. It is practically in-soluble in water and freely soluble in dimethyl formamide Deferasirox oral granules contain 90 mg, 180 mg, or 360 mg deferasirox. Inactive ingredients include colloidal silicon dioxide, crospovidone, microcrystalline cellulose, poloxamer (188), povidone (K30), sodium stearyl fumarate. deferasiroxog-structure.

Dexmethylphenidate hydrochloride extended-release capsules contains dexmethylphenidate hydrochloride, a CNS stimulant. Dexmethylphenidate hydrochloride is the d­-threo enantiomer of racemic methylphenidate hydrochloride. Dexmethylphenidate hydrochloride extended-release capsules are an extended-release formulation of dexmethylphenidate with a bi-modal release profile. Each bead-filled dexmethylphenidate hydrochloride extended-release capsule contains half the dose as immediate-release beads and half as enteric-coated, delayed-release beads, thus providing an immediate release of dexmethylphenidate and a delayed release of dexmethylphenidate. Dexmethylphenidate hydrochloride extended-release capsules are intended for oral administration and are available as 5 mg, 10 mg, 15 mg, 20 mg, 25 mg, 30 mg, 35 mg, and 40 mg extended-release capsules. Chemically, dexmethylphenidate hydrochloride is methyl α-phenyl-2-piperidineacetate hydrochloride, (R,R’)-(+)-. Its molecular formula is C 14 H 19 NO 2 •HCl. Its structural formula is: Dexmethylphenidate hydrochloride is a white crystalline powder. Its solutions are acid to litmus. It is freely soluble in water and in methanol, soluble in alcohol, and slightly soluble in chloroform and in acetone. Its molecular weight is 269.77 g/mol. Inactive ingredients: Polyethylene glycol, sugar spheres (which contain corn starch and sucrose), ammonio methacrylate copolymer, methacrylic acid and methyl methacrylate copolymer, triethyl citrate, talc, acetone, isopropyl alcohol, titanium dioxide, gelatin and sodium lauryl sulfate. The ink ingredients common for all strengths are shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, and strong ammonia solution. Additional ink ingredients in 5 mg, 10 mg, 15 mg, 20 mg, 25 mg, 30 mg and 40 mg strengths are black iron oxide and potassium hydroxide, 35 mg strength is red iron oxide. Each strength capsule also contains colorant ingredients in the capsule shell as follows: 5 mg: FD&C blue No. 1, FD&C red No. 3, FD&C yellow No. 6 and D&C yellow No. 10 10 mg: contains no colorants 15 mg: FD&C yellow No. 6 and D&C yellow No. 10 20 mg: FD&C red No. 40, FD&C blue No. 1 and D&C yellow No. 10 25 mg: FD&C yellow No. 6 and D&C yellow No. 10 30 mg: contains no colorants 35 mg: Iron oxide yellow 40 mg: FD&C yellow No. 6 and D&C yellow No. 10 structure

A single-entity amphetamine product combining the neutral sulfate salts of dextroamphetamine and amphetamine, with the dextro isomer of amphetamine saccharate and d, l-amphetamine aspartate monohydrate. EACH TABLET CONTAINS 5 mg 7.5 mg 10 mg 12.5 mg 15 mg 20 mg 30 mg Dextroamphetamine Saccharate 1.25 mg 1.875 mg 2.5 mg 3.125 mg 3.75 mg 5 mg 7.5 mg Amphetamine Aspartate Monohydrate 1.25 mg* 1.875 mg † 2.5 mg ‡ 3.125 mg § 3.75 mg ¶ 5 mg # 7.5 mg Þ Dextroamphetamine Sulfate, USP 1.25 mg 1.875 mg 2.5 mg 3.125 mg 3.75 mg 5 mg 7.5 mg Amphetamine Sulfate, USP 1.25 mg 1.875 mg 2.5 mg 3.125 mg 3.75 mg 5 mg 7.5 mg Total Amphetamine Base Equivalence 3.13 mg 4.7 mg 6.3 mg 7.8 mg 9.4 mg 12.6 mg 18.8 mg * 1.25 mg of Amphetamine Aspartate Monohydrate equivalent to 1.17 mg Amphetamine Aspartate (Anhydrous) as supplied † 1.875 mg of Amphetamine Aspartate Monohydrate equivalent to 1.755 mg Amphetamine Aspartate (Anhydrous) as supplied ‡ 2.5 mg of Amphetamine Aspartate Monohydrate equivalent to 2.34 mg Amphetamine Aspartate (Anhydrous) as supplied § 3.125 mg of Amphetamine Aspartate Monohydrate equivalent to 2.925 mg Amphetamine Aspartate (Anhydrous) as supplied ¶ 3.75 mg of Amphetamine Aspartate Monohydrate equivalent to 3.51 mg Amphetamine Aspartate (Anhydrous) as supplied # 5 mg of Amphetamine Aspartate Monohydrate equivalent to 4.6 mg Amphetamine Aspartate (Anhydrous) as supplied Þ 7.5 mg of Amphetamine Aspartate Monohydrate equivalent to 7.03 mg Amphetamine Aspartate (Anhydrous) as supplied Inactive Ingredients: Microcrystalline cellulose, saccharin sodium, maltodextrin, corn starch, colloidal silicon dioxide, sucrose, magnesium stearate. Colors: Dextroamphetamine saccharate, amphetamine aspartate, dextroamphetamine sulfate, and amphetamine sulfate tablets 5 mg is a white to off-white tablet, which contains no color additives. Dextroamphetamine saccharate, amphetamine aspartate, dextroamphetamine sulfate, and amphetamine sulfate tablets 7.5 mg and 10 mg contain FD&C Blue #2 as a color additive. Dextroamphetamine saccharate, amphetamine aspartate, dextroamphetamine sulfate, and amphetamine sulfate tablets 12.5 mg, 15 mg, 20 mg and 30 mg contain FD&C Yellow #6 Aluminum lake as a color additive.

Dextroamphetamine saccharate, amphetamine aspartate monohydrate, dextroamphetamine sulfate and amphetamine sulfate extended-release capsules contain mixed salts of a single-entity amphetamine, a CNS stimulant. Dextroamphetamine saccharate, amphetamine aspartate monohydrate, dextroamphetamine sulfate and amphetamine sulfate extended-release capsules contains equal amounts (by weight) of four salts: dextroamphetamine sulfate, amphetamine sulfate, dextroamphetamine saccharate and amphetamine (D,L)-aspartate monohydrate. This results in a 3.1:1 mixture of dextro- to levo- amphetamine base equivalent. The 5 mg, 10 mg, 15 mg, 20 mg, 25 mg and 30 mg strength extended release capsules are for oral administration. Dextroamphetamine saccharate, amphetamine aspartate monohydrate, dextroamphetamine sulfate and amphetamine sulfate extended-release capsules contains two types of drug-containing beads (immediate-release and delayed release) which prolong the release of amphetamine compared to the dextroamphetamine saccharate, amphetamine aspartate, dextroamphetamine sulfate and amphetamine sulfate (immediate-release) tablet formulation. Each capsule contains: Capsule Strength 5 mg 10 mg 15 mg 20 mg 25 mg 30 mg Dextroamphetamine Saccharate 1.25 mg 2.5 mg 3.75 mg 5.0 mg 6.25 mg 7.5 mg Amphetamine (D,L)-Aspartate Monohydrate 1.25 mg 2.5 mg 3.75 mg 5.0 mg 6.25 mg 7.5 mg Dextroamphetamine Sulfate 1.25 mg 2.5 mg 3.75 mg 5.0 mg 6.25 mg 7.5 mg Amphetamine Sulfate 1.25 mg 2.5 mg 3.75 mg 5.0 mg 6.25 mg 7.5 mg Total amphetamine base equivalence 3.1 mg 6.3 mg 9.4 mg 12.5 mg 15.6 mg 18.8 mg d- amphetamine base equivalence 2.4 mg 4.7 mg 7.1 mg 9.5 mg 11.9 mg 14.2 mg l- amphetamine base equivalence 0.75 mg 1.5 mg 2.3 mg 3.0 mg 3.8 mg 4.5 mg Inactive Ingredients and Colors The inactive ingredients in dextroamphetamine saccharate, amphetamine aspartate monohydrate, dextroamphetamine sulfate and amphetamine sulfate extended-release capsules include: Sugar spheres, hydroxy propyl methyl cellulose, talc, triethyl citrate, methacrylic acid-ethyl acrylate copolymer, hard gelatin capsules, titanium dioxide, polyethylene glycol, iron oxide yellow, polysorbate 80, iron oxide red. The 5 mg capsule shell contain Titanium dioxide, FD & C Blue 1, FD & C Red 40, gelatin and sodium lauryl sulfate. The 10 mg capsule shell contain Titanium dioxide, FD & C Blue 1, FD & C Red 40, gelatin, sodium lauryl sulfate and D&C Red 28. The 15 mg capsule shell contain Titanium dioxide, FD & C Blue 1, D & C Red 28, gelatin and sodium lauryl sulfate. The 20 mg capsule shell contain Titanium dioxide, FD & C Red 3, FD & C Yellow 6, FD & C Blue 1, gelatin, sodium lauryl sulfate and FD & C Red 40. The 25 mg capsule shell contain Titanium dioxide, FD & C Red 40, FD & C Yellow 6, gelatin, sodium lauryl sulfate. The 30 mg capsule shell contain Titanium dioxide, FD & C Yellow 6, D & C Yellow 10, sodium lauryl sulfate and gelatin. The ink ingredients common for all strengths are shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, potassium hydroxide.

Dextromethorphan hydrobromide and quinidine sulfate capsules are an oral formulation of dextromethorphan hydrobromide USP and quinidine sulfate USP in a fixed dose combination. Dextromethorphan hydrobromide is the pharmacologically active ingredient of dextromethorphan hydrobromide and quinidine sulfate capsules that acts on the central nervous system (CNS). The chemical name of dextromethorphan hydrobromide is morphinan, 3-methoxy-17-methyl-, (9α, 13α, 14α), hydrobromide monohydrate. Dextromethorphan hydrobromide has the molecular formula C 18 H 25 NO•HBr•H 2 O with a molecular weight of 370.33. The structural formula is: Quinidine sulfate is a specific inhibitor of CYP2D6-dependent oxidative metabolism used in dextromethorphan hydrobromide and quinidine sulfate capsules to increase the systemic bioavailability of dextromethorphan. The chemical name of quinidine sulfate is cinchonan-9-o1, 6’-methoxy-, (9S) sulfate (2:1), (salt), dihydrate. Quinidine sulfate dihydrate has the molecular formula of (C 20 H 24 N 2 O 2 )2•H 2 SO 4 •2H 2 O with a molecular weight of 782.96. The structural formula is: The combination product, dextromethorphan hydrobromide and quinidine sulfate capsules, is a white to off-white powder. Dextromethorphan hydrobromide and quinidine sulfate capsules are available for oral use, which contains 20 mg dextromethorphan hydrobromide, USP and 10 mg quinidine sulfate, USP. The active ingredients are dextromethorphan hydrobromide, USP and quinidine sulfate, USP. Inactive ingredients in the capsule are colloidal silicon dioxide, croscarmellose sodium, lactose monohydrate, magnesium stearate and microcrystalline cellulose. The capsule shell contains gelatin and titanium dioxide. The black imprinting ink contains ammonia solution, iron oxide black, potassium hydroxide, propylene glycol, and shellac. dextromethorphan-hydrobromide-structure quinidine-sulfate-structure

Diatrizoate Meglumine and Diatrizoate Sodium Solution, USP is a palatable strawberry-flavored water-soluble iodinated radiopaque contrast medium for oral or rectal administration only. Each mL contains 660 mg diatrizoate meglumine USP and 100 mg diatrizoate sodium USP; pH has been adjusted to 6.0 to 7.6 with sodium hydroxide. Each mL contains approximately 4.8 mg (0.21 mEq) sodium and 367 mg organically bound iodine. Inactive ingredients: edetate disodium dihydrate, polysorbate 80, saccharin sodium, simethicone, sodium hydroxide, strawberry flavor and tri-sodium citrate dihydrate. Diatrizoate meglumine is designated chemically as 1-deoxy-1-(methylamino)-D-glucitol 3,5- diacetamido-2,4,6-triiodobenzoate (salt); diatrizoate sodium is monosodium 3,5-diacetamido-2,4,6-triiodobenzoate. Structural formulas: Diatrizoate meglumine C 11 H 9 I 3 N 2 O 4 .C 7 H 17 NO 5 Molecular Weight: 809.13 Organically bound Iodine: 47.1% Diatrizoate sodium C 11 H 8 I 3 N 2 NaO 4 Molecular Weight: 635.90 Organically bound Iodine: 59.9% dmdschemicalstructure dmdschemicalstructure2

Diclofenac potassium for oral solution is a nonsteroidal anti-inflammatory drug, available as a buffered soluble powder, designed to be mixed with water prior to oral administration. Diclofenac potassium for oral solution is a white to off-white, buffered, flavored powder for oral solution packaged in individual unit dose packets. The chemical name is potassium [o-(2,6-dichloroanilino) phenyl] acetate. The molecular weight is 334.24 g/mole. Its molecular formula is C 14 H 10 Cl 2 NKO 2 , and it has the following structure. The inactive ingredients in diclofenac potassium for oral solution include: flavoring agent (peppermint), glyceryl behenate, mannitol, sucralose and tribasic sodium phosphate anhydrous. diclofenacosstructure

Dicyclomine hydrochloride capsules USP, are an antispasmodic and anticholinergic (antimuscarinic) agent available in the following dosage form: • Dicyclomine hydrochloride capsules USP, for oral use contain 10 mg dicyclomine hydrochloride USP. Dicyclomine 10 mg capsules also contain inactive ingredients: calcium sulfate dihydrate, FD&C blue 1, FD&C red 3, gelatin, lactose monohydrate, magnesium stearate, pregelatinized starch, and sodium lauryl sulfate. The imprinting ink contains povidone, propylene glycol, shellac, sodium hydroxide and titanium dioxide. • Dicyclomine hydrochloride 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: Dicyclomine hydrochloride USP, occurs as a fine, white, crystalline powder. It is soluble in water, freely soluble in alcohol, chloroform and very slightly soluble in ether. FDA approved dissolution specifications differ from the USP. dicyclominecapsulesstructure

Dicyclomine hydrochloride tablets USP, is an antispasmodic and anticholinergic (antimuscarinic) agent available in the following dosage form: • Dicyclomine hydrochloride tablets USP, for oral use contain 20 mg dicyclomine hydrochloride USP. Dicyclomine hydrochloride 20 mg tablets also contain inactive ingredients: colloidal silicon dioxide, corn starch, FD&C Blue #1, hypromellose, lactose monohydrate, sodium starch glycolate, and stearic acid. • Dicyclomine hydrochloride 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: Dicyclomine hydrochloride occurs as a fine, white, crystalline powder. It is soluble in water, freely soluble in alcohol and in chloroform and very slightly soluble in ether. dicyclominehydrichloridetabletsstructure

Dimethyl fumarate delayed-release capsules contain dimethyl fumarate which is also known by its chemical name, dimethyl (E) butenedioate, (C 6 H 8 O 4 ). It has the following structure: Dimethyl fumarate is a white to off white powder that is slightly soluble in dimethylformamide with a molecular mass of 144.13. Dimethyl fumarate is provided as hard gelatin delayed-release capsules for oral administration, containing 120 mg or 240 mg of dimethyl fumarate consisting of the following inactive ingredients: calcium silicate, colloidal silicon dioxide, croscarmellose sodium, gelatin, magnesium stearate, methacrylic acid and ethyl acrylate copolymer, methacrylic acid and methyl methacrylate copolymer, poloxamer, polysorbate 80, silicified microcrystalline cellulose, sodium bicarbonate, sodium lauryl sulfate, talc, titanium dioxide and triethyl citrate. In addition, the 120 mg capsules also contain FD&C Blue 1, iron oxide black and iron oxide yellow. The imprinting ink contains the following inactive ingredients: black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. dimethylfumaratestructure

Divalproex sodium is a stable co-ordination compound comprised of sodium valproate and valproic acid in a 1:1 molar relationship and formed during the partial neutralization of valproic acid with 0.5 equivalent of sodium hydroxide. Chemically it is designated as sodium hydrogen bis(2-propylpentanoate). Divalproex sodium has the following structure: Divalproex sodium USP occurs as a white to off-white powder with a characteristic odor. Divalproex sodium extended-release tablets USP 250 mg and 500 mg are for oral administration. Divalproex sodium extended-release tablets USP contain divalproex sodium USP in a once-a-day extended-release formulation equivalent to 250 mg and 500 mg of valproic acid. Inactive Ingredients Hypromellose, microcrystalline cellulose, silicon dioxide. The film-coating contains lecithin, polyvinyl alcohol, talc, titanium dioxide and xanthan gum. The imprinting ink contains ammonium hydroxide, black iron oxide, propylene glycol and shellac glaze. FDA approved dissolution test specifications differ from USP. structure

Doxycycline for Injection, USP is a sterile, lyophilized powder prepared from a solution of doxycycline hyclate USP, ascorbic acid and mannitol in water for injection. Doxycycline hyclate is a broad spectrum antibiotic derived from oxytetracycline. It is meant for INTRAVENOUS use only after reconstitution. Doxycycline hyclate is a yellow crystalline powder which is chemically designated 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, compd. with ethanol (2:1),monohydrate, [4S-(4α,4aα,5α,5aα,6α,12aα)]. It has the following structural formula: (C 22 H 24 N 2 O 8 . HCl) 2. C 2 H 6 O. H 2 O Molecular Weight: 1025.87 Doxycycline hyclate is soluble in water and chars at 201°C without melting. The base doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Each 100 mg vial contains: Doxycycline hyclate USP equivalent to 100 mg doxycycline; ascorbic acid 480 mg; mannitol 300 mg. pH of the reconstituted solution (10 mg/mL) is between 1.8 and 3.3. doxycyclinestructure

Dronabinol is a cannabinoid designated chemically as (6aR,10aR)-6a,7,8,10a-Tetrahydro-6,6,9­ trimethyl-3-pentyl-6H-dibenzo[b,d]-pyran-1-ol. Dronabinol has the following empirical and structural formulas: Dronabinol, the active ingredient in dronabinol capsules, USP, is synthetic delta-9­ tetrahydrocannabinol (delta-9-THC). Dronabinol is colorless to yellow-brown resinous oil that is sticky at room temperature and hardens upon refrigeration. Dronabinol is insoluble in water and is formulated in sesame oil. It has a pKa of 10.6 and an octanol-water partition coefficient: 6,000:1 at pH 7. Dronabinol capsules, USP are supplied as round, soft gelatin capsules containing either 2.5 mg, 5 mg or 10 mg dronabinol. Each dronabinol capsule strength is formulated with the following inactive ingredients: gelatin, glycerin, titanium dioxide, butylated hydroxytoluene, isopropyl alcohol, propylene glycol, hypromellose, medium chain triglyceride, lecithin and sesame oil. The 2.5 mg and 10 mg capsules also contain FD &C yellow no.6, FD&C red no. 40. The 2.5 mg capsule also contain FD&C blue no.1. The 5 mg and 10 mg capsule also contains ferrosoferric oxide. struct

Drosperinone and ethinyl estradiol tablets USP provide an oral contraceptive regimen consisting of 24 pink active film-coated tablets each containing 3 mg of drospirenone and 0.02 mg of ethinyl estradiol and 4 white inert film coated tablets. The inactive ingredients in the pink tablets are corn starch, colloidal silicon dioxide, lactose monohydrate, macrogol/PEG, magnesium stearate, polyvinyl alcohol, red iron oxide, talc, titanium dioxide, yellow iron oxide. The white inert film-coated tablets contain lactose monohydrate, macrogol/PEG, magnesium stearate, microcrystalline cellulose, polyvinyl alcohol, talc, titanium dioxide. Drospirenone (6R,7R,8R,9S,10R,13S,14S,15S,16S,17S) 1,3’,4’,6,6a,7,8,9,10,11,12,13,14,15,15a,16-hexadecahydro­10,13-dimethylspiro-[17H dicyclopropa- [6,7:15,16]cyclopenta[a]phenanthrene-17,2’(5H)-furan]-3,5’(2H)-dione) is a synthetic progestational compound and has a molecular weight of 366.5 and a molecular formula of C 24 H 30 O 3 . Ethinyl estradiol (19-nor-17α-pregna 1,3,5(10)-triene-20-yne-3, 17-diol) is a synthetic estrogenic compound and has a molecular weight of 296.4 and a molecular formula of C 20 H 24 O 2 . The structural formulas are as follows: Meets USP Dissolution Test 3. droseefigure3

Drospirenone and Ethinyl Estradiol Tablets, USP provide an oral contraceptive regimen consisting of 28 film-coated tablets that contain the ingredients specified for each tablet below: • 21 yellow tablets each contains 3 mg DRSP and 0.03 mg EE • 7 inert white tablets The inactive ingredients in the yellow tablets are corn starch, iron oxide yellow, lactose monohydrate, magnesium stearate, polyethylene glycol, polyvinyl alcohol, povidone, pregelatinized starch (maize), talc and titanium dioxide. The white inert film-coated tablets contain magnesium stearate, microcrystalline cellulose, lactose monohydrate, polyethylene glycol, polyvinyl alcohol, talc and titanium dioxide. Drospirenone(6 R ,7 R ,8 R ,9 S ,10 R ,13 S ,14 S ,15 S ,16 S ,17 S )-1,3’,4’,6,6a,7,8,9,10,11,12,13,14,15,15a,16-Hexadecahydro-10,13-dimethylspiro-[17H-dicyclopropa-[6,7:15,16]cyclopenta[a]phenanthrene-17,2’(5’ H )-furan]-3,5’(2 H )-dione is a synthetic progestational compound and has a molecular weight of 366.49 and a molecular formula of C 24 H 30 O 3 . Ethinyl estradiol 19-Nor-17α-pregna-1,3,5(10)-triene-20-yne-3,17β-diol is a synthetic estrogenic compound and has a molecular weight of 296.41 and a molecular formula of C 20 H 24 O 2 . The structural formulas are as follows: Drospirenone drospstructure

Droxidopa capsules contain droxidopa, which is a synthetic amino acid precursor of norepinephrine, for oral administration. Chemically, droxidopa is (2S,3R)-2-amino-3-(3,4-dihdroxyphenyl)-3- hydroxypropanoic acid (or) L-threo-3,4- dihydroxy phenyl serine. It has the following structural formula: Droxidopa is a white to light brown color powder. It is soluble in 1N hydrochloric acid, slightly soluble in water and practically insoluble in ethanol (99.5%). It has a molecular weight of 213.19 and a molecular formula of C 9 H 11 NO 5 . Droxidopa capsules also contain the following inactive ingredients: corn starch, mannitol, and magnesium stearate. The capsule shell is printed with black ink. The black ink contain black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. The capsule shell contains gelatin and titanium dioxide, in addition 100 mg and 200 mg capsule shells contain FD&C Blue 1 and FD&C Red 3. Droxidopastructure

Dutasteride is a synthetic 4-azasteroid compound that is a selective inhibitor of both the type 1 and type 2 isoforms of steroid 5 alpha-reductase, an intracellular enzyme that converts testosterone to DHT. Dutasteride is chemically designated as (5α,17β)-N-{2,5 bis(trifluoromethyl)phenyl}-3-oxo-4-azaandrost-1-ene-17-carboxamide. The empirical formula of dutasteride is C 27 H 30 F 6 N 2 O 2 , representing a molecular weight of 528.5 with the following structural formula: Dutasteride is a white to pale yellow powder with a melting point of 242° to 250°C. It is soluble in ethanol (44 mg/mL), methanol (64 mg/mL), and polyethylene glycol 400 (3 mg/mL), but it is insoluble in water. Each dutasteride capsule, administered orally, contains 0.5 mg of dutasteride dissolved in a mixture of mono-di-glycerides of caprylic/capric acid and butylated hydroxytoluene. The inactive excipients in the capsule shell are ferric oxide (yellow), gelatin (from certified BSE-free bovine sources), glycerin, and titanium dioxide. The capsules are printed with edible black ink containing black iron oxide, hypromellose and propylene glycol. structure

Efavirenz is an HIV-1 specific, non-nucleoside, reverse transcriptase inhibitor (NNRTI). Efavirenz USP is chemically described as (S)-6-chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2H-3,1-benzoxazin-2-one. Its empirical formula is C 14 H 9 ClF 3 NO 2 and its structural formula is: Efavirenz USP is a white to slightly pink crystalline powder with a molecular mass of 315.68. It is practically insoluble in water (<10 microgram/mL). Tablets: Efavirenz are available as film-coated tablets for oral administration containing 600 mg of efavirenz USP and the following inactive ingredients: microcrystalline cellulose, sodium lauryl sulfate, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate. The film coating contains Opadry® Yellow (hypromellose, titanium dioxide, iron oxide yellow and polyethylene glycol). Efavirenzstructure

Efavirenz, emtricitabine and tenofovir disoproxil fumarate is a fixed-dose combination tablet containing EFV, FTC, and TDF. EFV is a non-nucleoside reverse transcriptase inhibitor (NNRTI). FTC is a synthetic nucleoside analog of cytidine. TDF, which is converted in vivo to tenofovir, is an acyclic nucleoside phosphonate (nucleotide) analog of adenosine 5′-monophosphate. Efavirenz, emtricitabine and tenofovir disoproxil fumarate tablets are for oral administration. Each tablet contains 600 mg of efavirenz USP, 200 mg of emtricitabine USP, and 300 mg of TDF (equivalent to 245 mg of tenofovir disoproxil) as active ingredients. The tablets include the following inactive ingredients: croscarmellose sodium, hydroxypropyl cellulose, magnesium stearate, microcrystalline cellulose, and sodium lauryl sulfate. The film-coating contains polyethylene glycol, polyvinyl alcohol, talc, and titanium dioxide. Efavirenz: EFV is chemically described as ( S )-6-chloro-4-(cyclopropylethynyl)-1,4-dihydro-4-(trifluoromethyl)-2 H -3,1-benzoxazin-2-one. Its molecular formula is C 14 H 9 ClF 3 NO 2 and its structural formula is: Efavirenz USP is a white to slightly pink crystalline powder with a molecular mass of 315.68. It is soluble in methanol and practically insoluble in water. Emtricitabine: The chemical name of FTC is 4-amino-5-fluoro-1-(2 R ,5 S )-2-hydroxymethyl)-1,3-oxathiolan-5-yl]2(1H)-pyrimidinone. FTC is the (-) enantiomer of a thio analog of cytidine, which differs from other cytidine analogs in that it has a fluorine in the 5-position. It has a molecular formula of C 8 H 10 FN 3 O 3 S and a molecular weight of 247.25. It has the following structural formula: Emtricitabine USP is a white to off-white powder with freely soluble in water and in methanol. Practically insoluble in methylene chloride. Tenofovir DF: TDF is a fumaric acid salt of the bis-isopropoxycarbonyloxymethyl ester derivative of tenofovir. The chemical name of TDF is [[(1R)-2-(6-amino-9H-purin-9-yl)-1-methylethoxy]methyl] phosphonic acid disoproxil fumarate. 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 635.51. It has the following structural formula. TDF is a white to off-white crystalline powder with sparingly soluble in methanol and in ethanol. efavirenzstructure emtricitabinestructure tenofovirdfstructure

Eletriptan hydrobromide tablets contain eletriptan hydrobromide, which is a selective 5-hydroxytryptamine 1B/1D (5-HT1B/1D) receptor agonist. Eletriptan hydrobromide is chemically designated as (R)-3-[(1-Methyl-2-pyrrolidinyl)methyl]-5-[2-(phenylsulfonyl)ethyl]-1H-indole monohydrobromide, and it has the following chemical structure: The molecular formula is C 22 H 26 N 2 O 2 S.HBr, representing a molecular weight of 463.43. Eletriptan hydrobromide is a cream to pale brown powder that is freely soluble in dimethylsulfoxide and sparingly soluble in methanol. Each eletriptan hydrobromide tablet for oral administration contains 24.230 or 48.461 mg of eletriptan hydrobromide equivalent to 20 mg or 40 mg of eletriptan, respectively. Each tablet also contains the inactive ingredients croscarmellose sodium, FD&C yellow #6 aluminum lake, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, titanium dioxide and triacetin. eletriptanstructure

Eltrombopag tablets contain eltrombopag olamine, a small molecule thrombopoietin (TPO) receptor agonist for oral administration. Eltrombopag olamine is a biphenyl hydrazone. The chemical name for eltrombopag olamine is 3'-{(2Z)-2-[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4ylidene]hydrazino}-2'-hydroxy-3-biphenylcarboxylic acid, ethanolamine. It has the molecular formula C 25 H 22 N 4 O 4 .C 4 H 14 N 2 O 2 . The molecular weight is 564.27 g/mol for eltrombopag olamine and 442.5 g/mol for eltrombopag free acid. Eltrombopag olamine has the following structural formula: Eltrombopag olamine is very slightly soluble in methanol and dimethyl formamide. Eltrombopag tablets contain eltrombopag olamine in the amount equivalent to 12.5 mg, 25 mg, 50 mg, or 75 mg of eltrombopag free acid. The inactive ingredients of eltrombopag tablets are: Tablet Core: magnesium stearate, mannitol, microcrystalline cellulose, povidone and sodium starch glycolate. Coating: FD&C Blue #2/Indigo carmine aluminum lake (for 25 mg), FD & C Yellow # 6/Sunset Yellow FCF Aluminum lake (for 25 mg), hypromellose, iron oxide yellow (for 75 mg), polyethylene glycol, polysorbate 80 (for 12.5 mg and 75 mg) and titanium dioxide. eltrombopagstructure

Eltrombopag olamine is a biphenyl hydrazone. The chemical name for eltrombopag olamine is 3’-{(2Z)-2-[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}-2’-hydroxy-3-biphenylcarboxylic acid, aminoethanol (1:2). It has the molecular formula C 25 H 22 N 4 O 4 .C 4 H 14 N 2 O 2 . The molecular weight is 564.65 g/mol for eltrombopag olamine and 442.5 g/mol for eltrombopag free acid. Eltrombopag olamine has the following structural formula: Eltrombopag olamine is practically insoluble in aqueous buffer across a pH range of 1 to 8.3, and very slightly soluble in methanol and dimethylformamide. Eltrombopag for oral suspension packets contain a reddish-brown to yellow powder which produces a reddish-brown suspension when reconstituted with water. Each packet contains eltrombopag olamine equivalent to 12.5 mg or 25 mg of eltrombopag free acid. The inactive ingredients of eltrombopag for oral suspension are mannitol, sucralose, and xanthan gum. eltrombopagfororalsuspensionstructure

Emtricitabine and tenofovir disoproxil fumarate tablets are fixed-dose combination tablets containing emtricitabine (FTC) and tenofovir disoproxil fumarate (TDF). FTC is a synthetic nucleoside analog of cytidine. TDF is converted in vivo to tenofovir, an acyclic nucleoside phosphonate (nucleotide) analog of adenosine 5′-monophosphate. Both FTC and tenofovir exhibit inhibitory activity against HIV-1 reverse transcriptase. Emtricitabine: The chemical name of FTC is 5-fluoro-1-(2 R ,5 S )-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl] cytosine. FTC is the (-) enantiomer of a thio analog of cytidine, which differs from other cytidine analogs in that it has a fluorine in the 5-position. It has a molecular formula of C 8 H 10 FN 3 O 3 S and a molecular weight of 247.24. It has the following structural formula: FTC is a white to off-white crystalline powder with a solubility of approximately 112 mg/mL in water at 25°C. The partition coefficient (log p) for emtricitabine is -0.43 and the pKa is 2.65. Tenofovir Disoproxil Fumarate: TDF is a fumaric acid salt of the bis-isopropoxycarbonyloxymethyl ester derivative of tenofovir. The chemical name of tenofovir DF 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 water at 25°C. The partition coefficient (log p) for tenofovir disoproxil is 1.25 and the pKa is 3.75. All dosages are expressed in terms of TDF except where otherwise noted. Emtricitabine and tenofovir disoproxil fumarate tablets are for oral administration. Each film-coated tablet containing 200 mg of emtricitabine USP and 300 mg of tenofovir disoproxil fumarate (which is equivalent to 245 mg of tenofovir disoproxil) as active ingredients. The tablets also include the following inactive ingredients: pregelatinized starch (maize), lactose monohydrate, microcrystalline cellulose, croscarmellose sodium and magnesium stearate. The tablets are coated with Opadry II White which contains hypromellose, lactose monohydrate, titanium dioxide, and triacetin. structure-1 structure-2

Enalapril maleate oral solution is the maleate salt of enalapril, the ethyl ester prodrug of a long-acting angiotensin-converting enzyme inhibitor, enalaprilat. Enalapril maleate is chemically described as (S)-1-[N-[1-(ethoxycarbonyl)-3-phenylpropyl]-L-alanyl]-L-proline, (Z)-2-butenedioate salt (1:1). Its empirical formula is C 20 H 28 N 2 O 5 .C 4 H 4 O 4 , and its structural formula is: Enalapril maleate USP is an off-white, crystalline powder with a molecular weight of 492.52. It is practically insoluble in n-heptane (non-polar organic solvent), slightly soluble in acetone (semi polar organic solvent), sparingly soluble in water, soluble in alcohol, freely soluble in methanol and dimethyl formamide. Enalapril maleate oral solution is a ready-to-use oral solution. Each 1 mL contains 1 mg of enalapril maleate, USP equivalent to 0.764 mg of enalapril. Inactive ingredients include anhydrous citric acid, dibasic sodium phosphate anhydrous, sodium benzoate, N&A strawberry flavor (contains propylene glycol and water), sucralose and purified water. It may also contain hydrochloric acid or sodium hydroxide for pH adjustment. Enalapril maleate oral solution is clear and colorless. enalaprilstructure

Entecavir tablet USP, is a guanosine nucleoside analogue with selective activity against HBV. The chemical name for entecavir is 2-Amino-1,9-dihydro-9-[(1S, 3R, 4S)-4­-hydroxy-3-(Hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one, Monohydrate. Its molecular formula is C 12 H 15 N 5 O 3 •H 2 O, which corresponds to a molecular weight of 295.29. Entecavir has the following structural formula: Entecavir USP is an off-white to white color powder. It is soluble in dimethyl sulfoxide. Entecavir film-coated tablets are available for oral administration in strengths of 0.5 mg and 1 mg of entecavir. Entecavir 0.5 mg and 1 mg film-coated tablets contain the following inactive ingredients: calcium carbonate, carboxymethyl cellulose sodium, citric acid monohydrate, pregelatinized starch, sodium stearyl fumarate and soy polysaccharides. The tablet coating contains hypromellose, iron oxide red (1 mg tablet only), polyethylene glycol, polysorbate 80 (0.5 mg tablet only) and titanium dioxide. Fig1.jpg

Eplerenone, a blocker of aldosterone binding at the mineralocorticoid receptor. Eplerenone is chemically described as (7α,11α,17α)-9,11-epoxy-17-hydroxy-3-oxopregn-4-ene-7,21-dicarboxylic acid-γ-lactone methyl ester. Its empirical formula is C 24 H 30 O 6 and it molecular weight of 414.5. The structural formula of eplerenone is represented below: Eplerenone is a white, almost white (or) slightly yellow, crystalline powder and is soluble in methylene chloride. It’s pH is 5.82 (as it is 1% w/v aqueous suspension). Eplerenone tablets for oral administration contain 25 mg or 50 mg of eplerenone and the following inactive ingredients: croscarmellose sodium, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, sodium lauryl sulfate, talc. The film-coating contains hypromellose, polyethylene glycol, polysorbate 80, red iron oxide, titanium dioxide, yellow iron oxide. eplerenonechemicalstrucyure

Erlotinib, a kinase inhibitor, is a quinazolinamine with the chemical name N-(3-Ethynylphenyl)-6,7-bis(2-methoxyethoxy)-4-quinazolinamine Hydrochloride. Erlotinib contains erlotinib as the hydrochloride salt that has the following structural formula: Erlotinib hydrochloride has the molecular formula C 22 H 23 N 3 O 4 .HCl and a molecular weight of 429.90. The molecule has a pk a of 5.6. Erlotinib hydrochloride is a white to an off-white crystalline powder. Erlotinib hydrochloride is very slightly soluble in methanol. Erlotinib tablets for oral administration are available in three dosage strengths containing erlotinib hydrochloride (27.3 mg, 109.3 mg and 163.9 mg) equivalent to 25 mg, 100 mg and 150 mg erlotinib and the following inactive ingredients: hydroxypropyl cellulose, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, sodium lauryl sulfate, sodium starch glycolate and titanium dioxide. erlotinibtabletsstructure

Escitalopram oral solution, USP contains escitalopram oxalate USP, 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, USP 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 color powder and is freely soluble in methanol and in dimethyl sulfoxide, sparingly soluble in water and in alcohol, very slightly soluble in ethyl acetate and in isopropyl alcohol, insoluble in heptane. Escitalopram oral solution, USP contains 1.29 mg/mL escitalopram oxalate, USP equivalent to 1 mg/mL escitalopram base. It also contains the following inactive ingredients: anhydrous citric acid, glycerin, malic acid, methylparaben, natural peppermint flavor, non-crystallizing sorbital solution, propylene glycol, propylparaben, purified water and sodium citrate dihydrate. FDA approved pH and organic impurities specification differs from the USP pH and organic impurities specification. escitalopram-structure