major pharmaceuticals - Medication Listings

The chemical formula of dantrolene sodium is hydrated 1-[[[5-(4-nitrophenyl)-2-furanyl]methylene] amino]-2, 4-imidazolidinedione sodium salt. It is an orange powder, slightly soluble in water, but due to its slightly acidic nature the solubility increases somewhat in alkaline solution. The anhydrous salt has a molecular weight of 336. The hydrated salt contains approximately 15% water (3-1/2 moles) and has a molecular weight of 399. The structural formula for the hydrated salt is: Dantrolene sodium, USP is supplied in capsules of 25 mg, 50 mg, and 100 mg. Inactive Ingredients: Each capsule contains croscarmellose sodium, gelatin, lactose monohydrate, magnesium stearate, pharmaceutical ink, pregelatinized starch, titanium dioxide, and yellow iron oxide. In addition, the 25 mg capsule contains D&C Yellow #10 and FD&C Green #3, the 50 mg capsule contains FD&C Blue #1, and the 100 mg capsule contains FD&C Red #40 and FD&C Yellow #6. Chemical Structure

Dexamethasone Tablets, USP, for oral administration, are supplied in two potencies, 4 mg and 6 mg containing 4 mg and 6 mg of dexamethasone, USP respectively. Inactive ingredients are corn starch, lactose monohydrate, magnesium stearate, pregelatinized starch and sodium starch glycolate type A. The molecular weight for dexamethasone is 392.46 g/mol. It is designated chemically as (11β,16α)-9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione. The molecular formula is C 22 H 29 FO 5 and the structural formula is: Dexamethasone, USP, a synthetic adrenocortical steroid, is a white to practically white crystalline powder. It is stable in air. It is practically insoluble in water. Meets USP Dissolution Test 2. struc

Dexamethasone Tablets, USP are available for oral administration containing 2 mg of dexamethasone, USP. Each tablet contains the following inactive ingredients: corn starch, lactose monohydrate, magnesium stearate, pregelatinized starch and sodium starch glycolate type A. Dexamethasone, USP, a synthetic adrenocortical steroid, is a white or practically white crystalline powder. It is stable in air. It is sparingly soluble in acetone, ethanol, dioxane and methanol, slightly soluble in chloroform, practically insoluble in water. The molecular formula is C 22 H 29 FO 5 . The molecular weight is 392.5 g/mol. It is designated chemically as (11β,16α)-9-fluoro-11,17,21-trihydroxy-16-methylpregna-1,4-diene-3,20-dione and the structural formula is: Meets USP Dissolution Test 2. chem struc

Dicyclomine hydrochloride is an antispasmodic and anticholinergic (antimuscarinic) agent available in the following dosage forms: • Dicyclomine Hydrochloride Capsules, USP for oral use contain 10 mg of dicyclomine hydrochloride, USP. In addition, each capsule contains the following inactive ingredients: lactose monohydrate, calcium sulfate, magnesium stearate, gelatin, FD&C Blue No. 1, and FD&C Red No. 3. • Dicyclomine Hydrochloride Tablets, USP for oral use contain 20 mg dicyclomine hydrochloride, USP. In addition, each tablet contains the following inactive ingredients: acacia, pregelatinized starch, anhydrous lactose, compressible sugar, dicalcium phosphate, colloidal silicon dioxide, magnesium stearate, stearic acid, and FD & C Blue No.1 Aluminum Lake. 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, practically odorless powder with a bitter taste. It is soluble in water, freely soluble in alcohol and chloroform, and very slightly soluble in ether. dicyclomine-hcl-molec-struc

Digoxin is one of the cardiac (or digitalis) glycosides, a closely related group of drugs having in common specific effects on the myocardium. These drugs are found in a number of plants. Digoxin is extracted from the leaves of Digitalis lanata . The term “digitalis” is used to designate the whole group of glycosides. The glycosides are composed of 2 portions: a sugar and a cardenolide (hence “glycosides”). Digoxin is described chemically as 3β-[( O -2,6-Dideoxy-β-D -ribo -hexopyranosyl-(1→4)- O -2,6-dideoxy-β-D -ribo- hexopyranosyl-(1→4)-2,6-dideoxy-β-D- ribo- hexopyranosyl)oxy]-12β,14-dihydroxy-5β-card-20(22)-enolide. Its molecular formula is C 41 H 64 O 14 , its molecular weight is 780.94, and its structural formula is: Digoxin occurs as white or almost white powder, or colorless crystals that melt with decomposition above 230°C. The drug is practically insoluble in water and in ether; slightly soluble in diluted (50%) alcohol and in chloroform; and freely soluble in pyridine. Digoxin Tablets, USP are supplied as 125 mcg or 250 mcg tablets for oral administration. Each tablet contains the labeled amount of Digoxin, USP and the following inactive ingredients: 125 mcg: anhydrous lactose, colloidal silicon dioxide, corn starch, D&C yellow #10 aluminum lake, FD&C yellow #6 aluminum lake, lactose monohydrate, magnesium stearate, and starch 1500. 250 mcg: anhydrous lactose, colloidal silicon dioxide, corn starch, lactose monohydrate, magnesium stearate, and starch 1500. digoxin-structural-from-usp-monograph-08-30-2023

Diltiazem hydrochloride is a calcium ion cellular influx inhibitor (slow channel blocker or calcium antagonist). Chemically, diltiazem hydrochloride is 1,5-Benzothiazepin-4(5 H )-one, 3-(acetyloxy)-5-[2-(dimethylamino)ethyl]-2, 3-dihydro-2-(4-methoxyphenyl)-, monohydrochloride,(+)- cis -. The chemical structure is: Diltiazem hydrochloride is a white to off-white crystalline powder with a bitter taste. It is soluble in water, methanol, and chloroform. It has a molecular weight of 450.98. Diltiazem hydrochloride extended-release capsules, USP (once-a-day dosage) are formulated as a once-a-day extended-release capsule containing 120 mg diltiazem hydrochloride (equivalent to 110.3 mg diltiazem), 180 mg diltiazem hydrochloride (equivalent to 165.45 mg diltiazem), 240 mg diltiazem hydrochloride (equivalent to 220.6 mg diltiazem), 300 mg diltiazem hydrochloride (equivalent to 275.75 mg diltiazem), or 360 mg diltiazem hydrochloride (equivalent to 330.9 mg diltiazem). Capsules also contain: ammonio methacrylate copolymer type B, D&C Yellow #10, FD&C Blue #1, FD&C Blue #2, FD&C Red #40, gelatin, hydroxypropyl cellulose, iron oxide black, propylene glycol, shellac, sodium lauryl sulfate, sugar spheres (which contain sucrose and corn starch), talc, titanium dioxide and triethyl citrate. For oral administration. The USP Dissolution Test is pending. 03aa71a-dcc0-4a41-815d-42293e69e7a8

Uses • temporarily relieves cough due to minor throat and bronchial irritation occurring with a cold, and nasal congestion due to the common cold, hay fever or other upper respiratory allergies • temporarily relieves these symptoms due to hay fever (allergic rhinitis): • runny nose • sneezing • itchy, watery eyes • itching of the nose or throat • temporarily restores freer breathing through the nose

Uses for the prevention and treatment of nausea, vomiting, or dizziness associated with motion sickness

Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: itching of the nose or throat runny nose sneezing itchy, watery eyes

Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose sneezing itchy, watery eyes itching of the nose or throat

Uses Temporarily relieves these symptoms due to hay fever or other respiratory allergies: • runny nose • sneezing • itchy, watery eyes • itching of the nose or throat

Use 25 MG Temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose sneezing itchy, watery eyes itchy throat and nose Temporarily relieves these symptoms due to the common cold: runny nose sneezing 50 MG Temporarily relieves these symptoms due to hay fever or other upper respiratory allergies and common cold sneezing runny nose itchy, watery eyes itchy throat and nose

Uses  temporarily relieves these symptoms due to hay fever or other upper respiratory allergies:  runny nose  sneezing  itchy, watery eyes  itching of the nose or throat  temporarily relieves these symptoms due to the common cold:  runny nose  sneezing

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 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 and 500 mg of valproic acid. Inactive Ingredients Divalproex sodium extended-release tablets USP, 250 mg and 500 mg: ammonium hydroxide, ethyl acrylate and methyl methacrylate co-polymer dispersion, hypromellose, iron oxide, isopropyl alcohol, lactose monohydrate, macrogol, magnesium stearate, microcrystalline cellulose, n-butyl alcohol, polyvinyl alcohol, propylene glycol, shellac, silicon dioxide, talc, and titanium dioxide. Meets USP Dissolution Test 10. 10

Divalproex sodium is a stable coordination compound comprised of sodium valproate and valproic acid in a 1:1 molar relationship. Chemically it is designated as sodium hydrogen bis(2-propylpentanoate). Divalproex sodium has the following structure: Divalproex sodium occurs as a white powder with a characteristic odor. Divalproex sodium delayed-release tablets are for oral administration. Divalproex sodium delayed-release tablets, USP are supplied in three dosage strengths containing divalproex sodium USP equivalent to 125 mg, 250 mg, or 500 mg of valproic acid. Inactive Ingredients Divalproex sodium delayed-release tablets: colloidal silicon dioxide, corn starch, povidone, pregelatinized maize starch, hypromellose, titanium dioxide, triacetin, methacrylic acid copolymer type C, talc, triethyl citrate, colloidal anhydrous silica, sodium bicarbonate, and sodium lauryl sulfate. Imprinting ink contains shellac glaze, iron oxide black, N-butyl alcohol, propylene glycol, and ammonium hydroxide. In addition, individual tablets contain: 125 mg tablets: FD&C Red #40, and FD&C Blue #2 250 mg tablets: FD&C Yellow #6, and iron oxide yellow 500 mg tablets: D&C Red #30, FD&C Blue #2, and iron oxide red spl-divalproex-structure

Divalproex sodium USP 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 USP has the following structure: Divalproex sodium USP occurs as a white to off white powder with a characteristic odor, very soluble in chloroform, freely soluble in methanol and ethyl ether, soluble in acetone, practically insoluble in acetonitrile. Divalproex sodium extended-release tablets USP, 250 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 of valproic acid. Inactive Ingredients Divalproex sodium extended-release tablets USP, 250 mg: Hydroxy ethyl cellulose, hypromellose, lactose monohydrate, microcrystalline cellulose, polyethylene glycol, silicon dioxide, and titanium dioxide. Divalproex sodium extended-release tablets meets USP Dissolution Test 5 . structure

Divalproex sodium USP 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 USP has the following structure: Divalproex sodium USP occurs as a white to off white powder with a characteristic odor, very soluble in chloroform, freely soluble in methanol and ethyl ether, soluble in acetone, practically insoluble in acetonitrile. Divalproex sodium delayed-release capsules, USP are for oral administration. Divalproex sodium delayed-release capsules, USP contain specially coated particles of divalproex sodium USP equivalent to 125 mg of valproic acid in a hard gelatin capsule. Inactive Ingredients Divalproex sodium delayed-release capsules, USP: black iron oxide, D&C Red 28, ethyl cellulose, FD&C Blue 1, gelatin, hypromellose, magnesium stearate, sugar sphere, titanium dioxide, and triethyl citrate NF. structure

Uses For relief of occasional constipation (irregularity). This product generally produces a bowel movement in 2 to 15 minutes.

Uses • relieves occasional constipation (irregularity) • this product generally produces a bowel movement within 12 to 72 hours.

Uses relieves occasional constipation (irregularity) generally produces bowel movement in 12 to 72 hours

Uses • for relief of occasional constipation (irregularity) • This generally produces a bowel movement within 12 to 72 hours.

Dofetilide capsules are an antiarrhythmic drug with Class III (cardiac action potential duration prolonging) properties. Its empirical formula is C 19 H 27 N 3 O 5 S 2 and it has a molecular weight of 441.6. The structural formula is The chemical name for dofetilide is: N -[4-[2-[methyl[2-[4-[(methylsulfonyl)amino]phenoxy]ethyl]amino]ethyl]phenyl]methanesulfonamide. Dofetilide is a white to off-white powder. It is very slightly soluble in water and propan-2-ol and is soluble in 0.1M aqueous sodium hydroxide, acetone, and aqueous 0.1M hydrochloric acid. Dofetilide capsules contain the following inactive ingredients: microcrystalline cellulose, corn starch, colloidal silicon dioxide and magnesium stearate. The capsule shells contain gelatin, titanium dioxide, red iron oxide, yellow iron oxide, and black ink. The imprint ink contains iron oxide black, shellac, ethanol, n-butyl alcohol, isopropyl alcohol, propylene glycol, and ammonium hydroxide. Dofetilide capsules are supplied for oral administration in three dosage strengths: 125 mcg (0.125 mg) dark caramel and white capsules, 250 mcg (0.25 mg) light orange capsules, and 500 mcg (0.5 mg) light orange and white capsules. Chemical Structure

Dofetilide capsules are an antiarrhythmic drug with Class III (cardiac action potential duration prolonging) properties. Its empirical formula is C 19 H 27 N 3 O 5 S 2 and it has a molecular weight of 441.6. The structural formula is The chemical name for dofetilide is: N -[4-[2-[methyl[2-[4-[(methylsulfonyl)amino]phenoxy]ethyl]amino]ethyl]phenyl]methanesulfonamide. Dofetilide is a white to off-white powder. It is very slightly soluble in water and propan-2-ol and is soluble in 0.1M aqueous sodium hydroxide, acetone, and aqueous 0.1M hydrochloric acid. Dofetilide capsules contain the following inactive ingredients: microcrystalline cellulose, corn starch, colloidal silicon dioxide and magnesium stearate. The capsule shells contain gelatin, titanium dioxide, red iron oxide, yellow iron oxide, and black ink. The imprint ink contains iron oxide black, shellac, ethanol, n-butyl alcohol, isopropyl alcohol, propylene glycol, and ammonium hydroxide. Dofetilide capsules are supplied for oral administration in three dosage strengths: 125 mcg (0.125 mg) dark caramel and white capsules, 250 mcg (0.25 mg) light orange capsules, and 500 mcg (0.5 mg) light orange and white capsules. Chemical Structure

Uses relieves occasional constipation (irregularity) generally produces bowel movement in 12 to 72 hours

Doxazosin mesylate is a quinazoline compound that is a selective inhibitor of the alpha 1 subtype of alpha-adrenergic receptors. The chemical name of doxazosin mesylate is 1-(4-amino-6,7- dimethoxy-2-quinazolinyl)-4-(1,4-benzodioxan-2-ylcarbonyl) piperazine methanesulfonate. The empirical formula for doxazosin mesylate is C 23 H 25 N 5 O 5 • CH 4 O 3 S and the molecular weight is 547.6. It has the following structure: Doxazosin mesylate is freely soluble in dimethylsulfoxide, soluble in dimethylformamide, slightly soluble in methanol, ethanol, and water (0.8% at 25°C), and very slightly soluble in acetone and methylene chloride. Each doxazosin tablet, USP, for oral administration, contains 1 mg, 2 mg, 4 mg and 8 mg of doxazosin as the free base. In addition, each doxazosin tablet, USP contains the following inactive ingredients: croscarmellose sodium, lactose monohydrate, magnesium stearate and microcrystalline cellulose. doxazosin-structure.jpg

Doxepin hydrochloride is one of a class of psychotherapeutic agents known as dibenzoxepin tricyclic compounds. The molecular formula of the compound is C 19 H 21 NO • HCl having a molecular weight of 316. It is a white crystalline solid readily soluble in water, lower alcohols and chloroform. It may be represented by the following structural formula: Chemically, doxepin hydrochloride is a dibenzoxepin derivative and is the first of a family of tricyclic psychotherapeutic agents. Specifically, it is an isomeric mixture of 1-Propanamine, 3-dibenz[ b , e ]oxepin-11 (6 H )ylidene- N , N -dimethyl-hydrochloride. Each 10 mg, 25 mg, 50 mg, 75 mg and 100 mg doxepin capsule, USP for oral administration contains doxepin hydrochloride, USP equivalent to 10 mg, 25 mg, 50 mg, 75 mg and 100 mg of doxepin, respectively and the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, pregelatinized starch and sodium lauryl sulfate. The hard gelatin capsule shells contain D&C Yellow No. 10, gelatin, sodium lauryl sulfate and titanium dioxide. In addition, the 75 mg and 100 mg hard gelatin capsule shells contain FD&C Green No. 3. The imprinting ink contains black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. Meets USP Dissolution Test 2. formula

Doxycycline Hyclate Capsules, USP is an antibacterial drug synthetically derived from oxytetracycline. The structural formula of doxycycline hyclate is: chemical-formula with a molecular formula of (C 22 H 24 N 2 O 8 •HCL) 2 •C 2 H 6 O•H 2 O and a molecular weight of 1025.88. The chemical designation for doxycycline is 2-Naphthacenecarboxamide, 4-(dimethylamino)-1, 4, 4a, 5, 5a, 6, -11, 12a-octahydro-3,5,10, 12, 12a-pentahydroxy-6-methyl-1, 11-dioxo-monohydrochloride, compound with ethanol(2:1), monohydrate, [4s-(4α, 4aα, 5α, 5aα, 6α, 12aα)]. Doxycycline is a yellow crystalline powder. Doxycycline hyclate is soluble in water. Doxycycline has a high degree of lipoid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each capsule for oral administration contains doxycycline hyclate equivalent to 50 mg or 100 mg of doxycycline (anhydrous). Inactive ingredients: lactose monohydrate, microcrystalline cellulose, magnesium stearate. The 50 mg and 100 mg capsule shells contain: gelatin, FD&C Blue #1 and titanium dioxide. The printing ink may contain: Shellac Glaze, Iron Oxide Black, N-Butyl Alcohol, Propylene Glycol, SD-45 Alcohol, FD&C Blue #2, FD&C Red #40, FD&C Blue #1, D&C Yellow #10. doxycycline-hyclate-capsules---hikma-1.jpg

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

Uses for prevention and treatment of these symptoms associated with motion sickness: nausea vomiting dizziness

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: C 21 H3 0 O 2 (molecular weight = 314.46) Dronabinol, the active ingredient in dronabinol capsules, USP, is synthetic delta-9-tetrahydrocannabinol (delta-9-THC). Dronabinol is a light yellow 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. Each dronabinol capsule strength is formulated with the following inactive ingredients: 2.5 mg capsule contains gelatin, glycerin, sesame oil, and titanium dioxide; 5 mg capsule contains iron oxide red and iron oxide black, gelatin, glycerin, sesame oil, and titanium dioxide; 10 mg capsule contains iron oxide red and iron oxide yellow, gelatin, glycerin, sesame oil, and titanium dioxide. dronabinol-str.jpg

Droxidopa capsules contain droxidopa, which is a synthetic amino acid precursor of norepinephrine, for oral administration. Chemically, droxidopa is (-)-threo-3-(3, 4-Dihydroxyphenyl)-L-serine. It has the following structural formula: Droxidopa is an odorless, tasteless, white to light brown crystalline powder. It is soluble in dilute hydrochloric acid and practically insoluble in methanol, glacial acetic acid, ethanol, acetone, ether and chloroform. 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: magnesium stearate, mannitol and pregelatinized starch. The capsule shell is printed with black ink. The black ink contain black iron oxide, propylene glycol, potassium hydroxide and shellac. The capsule shell contains the following inactive ingredients: 100 mg-gelatin, titanium oxide, iron oxide red, iron oxide black, FD&C Blue2, 200 mg – gelatin, titanium dioxide, iron oxide black and iron oxide yellow, 300 mg – gelatin, titanium dioxide, FD&C BLUE 1, D&C YELLOW 10. Droxidopa capsules differ in size and color by strength [see Dosage Forms and Strengths (3)]. structure

For occasional use as an aid to soften. loosen and remove excessive earwax.

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 USP: 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 247.30. It has the following structural formula: FTC is a white to almost white crystalline powder with a solubility of approximately 100 mg/mL in water at 25°C. The partition coefficient (log p) for emtricitabine is −1.07 and the pKa is 2.27. 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. 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 powder soluble in methanol, slightly soluble in water. The partition coefficient (log p) for tenofovir disoproxil is 0.75 and the pKa is 3.95. All dosages are expressed in terms of TDF except where otherwise noted. Emtricitabine and Tenofovir Disoproxil Fumarate Tablets are for oral administration, and are available in the following strength: • Film-coated tablet containing emtricitabine USP 200 mg and tenofovir disoproxil fumarate 300 mg equivalent to tenofovir disoproxil 245 mg as active ingredients Emtricitabine and Tenofovir Disoproxil Fumarate Tablets also include the following inactive ingredients: croscarmellose sodium, lactose anhydrous, magnesium stearate, and microcrystalline cellulose. The tablets are coated with Opadry II White 32K580000, which contains hypromellose 2910, lactose monohydrate, titanium dioxide, and triacetin. Emtricitabine Structure Tenofovir Disoproxil Fumarate Structure

Enalapril Maleate Tablets, USP is the maleate salt of enalapril, the ethyl ester 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 C20H28N2O5•C4H4O4, and its structural formula is: Enalapril maleate is a white to off-white, crystalline powder with a molecular weight of 492.53. It is sparingly soluble in water, soluble in ethanol, and freely soluble in methanol. Enalapril is a pro-drug; following oral administration, it is bioactivated by hydrolysis of the ethyl ester to enalaprilat, which is the active angiotensin-converting enzyme inhibitor. Enalapril Maleate Tablets, USP are supplied as 2.5 mg, 5 mg, 10 mg, and 20 mg tablets for oral administration. In addition to the active ingredient enalapril maleate, each tablet contains the following inactive ingredients: corn starch, lactose monohydrate, magnesium stearate, pregelatinized starch, and sodium bicarbonate. Each 2.5 mg tablet contains D&C red #27 aluminum lake, D&C yellow #10 aluminum lake, FD&C blue #1 aluminum lake, FD&C red #40 aluminum lake, and FD&C yellow #6 aluminum lake. Each 10 mg tablet contains FD&C blue #2 aluminum lake, FD&C red #40 aluminum lake and FD&C yellow #6 aluminum lake. Each 20 mg tablet contains FD&C yellow #6 aluminum lake. Image

Entacapone is available as tablets containing 200 mg entacapone USP. Entacapone is an inhibitor of catechol- O -methyltransferase (COMT), used in the treatment of Parkinson’s disease as an adjunct to levodopa and carbidopa therapy. It is a nitrocatechol-structured compound with a relative molecular mass of 305.29. The chemical name of entacapone is (E)-2-cyano‑-3-(3,4-dihydroxy-5-nitrophenyl)-N,N-diethyl-2-propenamide. Its molecular formula is C 14 H 15 N 3 O 5 and its structural formula is: The inactive ingredients of the entacapone tablets, USP are croscarmellose sodium, glycerin, hydrogenated vegetable oil, hypromellose, iron oxide red, iron oxide yellow, lactose monohydrate, magnesium stearate, mannitol, microcrystalline cellulose, polysorbate, sodium starch glycolate, sucrose, and titanium dioxide. Chemical Structure

Ezetimibe, USP is in a class of lipid-lowering compounds that selectively inhibits the intestinal absorption of cholesterol and related phytosterols. The chemical name of ezetimibe, USP is 1-(4-fluorophenyl)-3(R)-[3-(4-fluorophenyl)-3(S)-hydroxypropyl]-4(S)-(4-hydroxyphenyl)-2-azetidinone. The empirical formula is C 24 H 21 F 2 NO 3 . Its molecular weight is 409.4 and its structural formula is: Ezetimibe, USP is a white to off white, crystalline powder that is soluble in methanol. Ezetimibe, USP has a melting point of about 163°C and is stable at ambient temperature. Ezetimibe Tablet, USP is available as a tablet for oral administration containing 10 mg of ezetimibe, USP and the following inactive ingredients: lactose monohydrate, croscarmellose sodium, Hypromellose, sodium lauryl sulfate, crospovidone, microcrystaline cellulose, and magnesium stearate. ezetimibe-structure

The active ingredient in famotidine tablets, USP is a histamine-2 (H 2 ) receptor antagonist. Famotidine is N'-(aminosulfonyl)-3-[[[2-[(diaminomethylene)amino]-4-thiazolyl]methyl]thio] propanimidamide. The molecular formula of famotidine is C 8 H 15 N 7 O 2 S 3 and its molecular weight is 337.45. Its structural formula is: Each famotidine tablet, USP for oral administration contains either 20 mg or 40 mg of famotidine, USP and the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, pregelatinized starch and talc. The film coating consists hydroxypropyl methylcellulose, polyethylene glycol, synthetic yellow iron oxide and titanium dioxide. Famotidine, USP is a white to pale yellowish-white, crystalline powder that is freely soluble in dimethylformamide, glacial acetic acid, slightly soluble in methanol, very slightly soluble in water, and practically insoluble in acetone, in alcohol, in chloroform, in ether and in ethyl acetate. structure

Febuxostat is a xanthine oxidase inhibitor. The active ingredient in febuxostat is 2-[3-cyano-4-(2-methylpropoxy) phenyl]-4-methylthiazole-5-carboxylic acid hemihydrate, with a molecular weight of 325.39. The molecular formula is C 16 H 16 N 2 O 3 S. 1 / 2 H 2 O The chemical structure is: Febuxostat is a non-hygroscopic, white to yellowish crystalline powder that is soluble in dimethyl formamide, slightly soluble in methanol and insoluble in water. The melting range is 207 o C to 210°C. Febuxostat tablets for oral use contain the active ingredient, febuxostat, and are available in two dosage strengths, 40 mg and 80 mg. Inactive ingredients include colloidal silicon dioxide, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, microcrystalline cellulose and magnesium stearate. Febuxostat tablets are coated with polyvinyl alcohol, macrogol, titanium dioxide, talc, D&C yellow #10 aluminum lake, FD&C blue #1/brilliant blue FCF aluminum lake, FD&C blue #2/indigo carmine AL 3%-5% (40 mg), additionally iron oxide yellow (80 mg). febu-str

Febuxostat is a xanthine oxidase inhibitor. The active ingredient in febuxostat is 2-[3-cyano-4-(2-methylpropoxy) phenyl]-4-methylthiazole-5-carboxylic acid hemihydrate, with a molecular weight of 325.39. The molecular formula is C 16 H 16 N 2 O 3 S. 1 / 2 H 2 O The chemical structure is: Febuxostat is a non-hygroscopic, white to yellowish crystalline powder that is soluble in dimethyl formamide, slightly soluble in methanol and insoluble in water. The melting range is 207 o C to 210°C. Febuxostat tablets for oral use contain the active ingredient, febuxostat, and are available in two dosage strengths, 40 mg and 80 mg. Inactive ingredients include colloidal silicon dioxide, croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, microcrystalline cellulose and magnesium stearate. Febuxostat tablets are coated with polyvinyl alcohol, macrogol, titanium dioxide, talc, D&C yellow #10 aluminum lake, FD&C blue #1/brilliant blue FCF aluminum lake, FD&C blue #2/indigo carmine AL 3%-5% (40 mg), additionally iron oxide yellow (80 mg). febu-str

Fenofibrate, is a peroxisome proliferator-activated receptor (PPAR) alpha agonist available as tablets for oral administration. Each tablet contains 48 mg or 145 mg of fenofibrate, USP. The chemical name for fenofibrate is 2-[4-(4-chlorobenzoyl) phenoxy]-2-methyl-propanoic acid, 1-methylethyl ester with the following structural formula: The empirical formula is C 20 H 21 O 4 Cl and the molecular weight is 360.83; fenofibrate, USP is insoluble in water. The melting point is 79 to 82°C. Fenofibrate, USP is a white solid which is stable under ordinary conditions. Inactive Ingredients Each tablet contains hypromellose 2910 (3 cps), docusate sodium, sucrose, sodium lauryl sulfate, lactose monohydrate, silicified microcrystalline cellulose, crospovidone, and magnesium stearate. In addition, individual tablets contain: 48 mg tablets polyvinyl alcohol, titanium dioxide, talc, soybean lecithin, xanthan gum, D&C Yellow #10 aluminum lake, FD&C Yellow #6 /sunset yellow FCF aluminum lake, FD&C Blue #2 /indigo carmine aluminum lake. 145 mg tablets polyvinyl alcohol, titanium dioxide, talc, soybean lecithin, xanthan gum. image

Fenofibrate is a lipid regulating agent available as tablets for oral administration. Each tablet contains 54 mg or 160 mg of fenofibrate, USP. The chemical name for fenofibrate is 2-[4-(4-chlorobenzoyl) phenoxy]-2-methyl-propanoic acid, 1-methylethyl ester with the following structural formula: The empirical formula is C 20 H 21 O 4 Cl and the molecular weight is 360.83; fenofibrate is insoluble in water. The melting point is 79-82°C. Fenofibrate, USP is a white solid which is stable under ordinary conditions. Meets USP Dissolution Test 2 Inactive Ingredients Each tablet contains colloidal silicon dioxide, crospovidone, hypromellose 2910, lactose monohydrate, lecithin, magnesium stearate, microcrystalline cellulose, polyvinyl alcohol-part hydrolyzed, sodium lauryl sulfate, talc, titanium dioxide, xanthan gum. In addition, 54 mg individual tablets contain: D&C Yellow No. 10 Aluminium lake, FD&C Yellow No. 6 Aluminium lake, FD&C Blue No. 2 Aluminium lake Fenofibrate Structural Formula

Fenofibrate is a peroxisome proliferator-activated receptor (PPAR) alpha agonist available as tablets for oral administration. Each tablet contains 48 mg or 145 mg of fenofibrate. The chemical name for fenofibrate is 2-[4-(4-chlorobenzoyl) phenoxy]-2-methyl-propanoic acid, 1-methylethyl ester with the following structural formula: The empirical formula is C 20 H 21 O 4 Cl and the molecular weight is 360.83; fenofibrate is insoluble in water. The melting point is 79 to 82°C. Fenofibrate is a white solid which is stable under ordinary conditions. Inactive Ingredients Each tablet contains colloidal silicon dioxide, crospovidone, hypromellose, magnesium stearate, lactose monohydrate, polacrillin potassium, sodium lauryl sulphate, and sucrose. Fenofibrate-Molecular Structure

Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose sneezing itchy, watery eyes itching of the nose or throat

Uses temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose itchy, watery eyes sneezing itching of the nose or throat

Uses relieves occasional constipation (irregularity) generally produces bowel movement in 12 to 72 hours

Uses relieves constipation (irregularity) helps to restore and maintain regularity for treating bowel disorders when recommended by a doctor generally provide effect in 12-72 hours

Finasteride USP, a synthetic 4-azasteroid compound, is a specific inhibitor of steroid Type II 5α-reductase, an intracellular enzyme that converts the androgen testosterone into 5α-dihydrotestosterone (DHT). Finasteride is 4-azaandrost-1-ene-17-carboxamide, N-(1,1-dimethylethyl)-3-oxo-, (5α,17β)-. The empirical formula of finasteride is C 23 H 36 N 2 O 2 and its molecular weight is 372.55. Its structural formula is: Finasteride is a white crystalline powder with a melting point near 250°C. It is freely soluble in chloroform and in lower alcohol solvents, but is practically insoluble in water. Finasteride tablets USP for oral administration are film-coated tablets that contain 5 mg of finasteride USP and the following inactive ingredients: lactose monohydrate, microcrystalline cellulose, pregelatinized starch, sodium starch glycolate, docusate sodium, magnesium stearate, opadry blue (FD&C Blue # 2 aluminum lake, hypromellose, talc, titanium dioxide, yellow iron oxide). The botanical source of the Pregelatinized Starch is Maize. structure.jpg

Fluconazole, the first of a new subclass of synthetic triazole antifungal agents, is available as tablets for oral administration. Fluconazole is designated chemically as 2,4-difluoro-α,α 1 -bis(1H-1,2,4-triazol-1-ylmethyl) benzyl alcohol with a molecular formula of C 13 H 12 F 2 N 6 O and molecular weight of 306.3. The structural formula is: Fluconazole, USP is a white or almost white crystalline powder, which is freely soluble in methanol, soluble in alcohol and in acetone, sparingly soluble in isopropyl alcohol and in chloroform. Slightly soluble in water, very slightly soluble in toluene. Fluconazole tablets, USP contain 50 mg, 100 mg, 150 mg, or 200 mg of fluconazole, USP and the following inactive ingredients: dibasic calcium phosphate anhydrous, ferric oxide (iron oxide, red), magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate, and starch. Fluconazole tablets meets USP Dissolution Test 2. structure

Flucytosine Capsules USP, an antifungal agent, is available as 250 mg and 500 mg capsules for oral administration. In addition to the active ingredient of flucytosine, each capsule contains lactose monohydrate, colloidal silicon dioxide, talc, sodium starch glycolate, magnesium stearate and hard gelatin capsule shell which contains gelatin, purified water, black iron oxide, FD&C Blue No.1, titanium dioxide and sodium lauryl sulfate for 250 mg strength; gelatin, purified water, black iron oxide and titanium dioxide for 500 mg strength. The imprinting ink contains black iron oxide, shellac, potassium hydroxide, titanium dioxide, povidone, sodium hydroxide and FD &C Red No. 40 aluminum lake for 250 mg and 500 mg strengths. Chemically, flucytosine is 5-fluorocytosine, a fluorinated pyrimidine which is related to fluorouracil and floxuridine. It is a white or almost white, crystalline powder with a molecular weight of 129.09 and the following structural formula: structural formula

Fludrocortisone acetate tablets USP, 0.1 mg contain fludrocortisone acetate, a synthetic adrenocortical steroid possessing very potent mineralocorticoid properties and high glucocorticoid activity; it is used only for its mineralocorticoid effects. The chemical name for fludrocortisone acetate is 9-fluoro-11β, 17, 21-trihydroxypregn-4-ene-3, 20-dione 21-acetate; its structural formula is: C 23 H 31 FO 6 MW 422.49 Fludrocortisone acetate tablets USP, 0.1 mg are available for oral administration as scored tablets providing 0.1 mg fludrocortisone acetate per tablet. Inactive ingredients: lactose anhydrous, lactose monohydrate, microcrystalline cellulose, croscarmellose sodium, magnesium stearate. FDA approved dissolution test specifications differ from USP. structure