a2a integrated pharmaceuticals - Medication Listings

Guanfacine Tablets, USP are a centrally acting antihypertensive with α 2 -adrenoceptor agonist properties in tablet form for oral administration. The chemical name of guanfacine hydrochloride is N-amidino- 2-(2,6-dichlorophenyl) acetamide hydrochloride and its molecular weight is 282.56. Its structural formula is: Guanfacine hydrochloride is a white to off-white powder; sparingly soluble in water and alcohol and slightly soluble in acetone. Each tablet, for oral administration, contains guanfacine hydrochloride, USP equivalent to 1 mg or 2 mg of guanfacine. In addition, each tablet contains the following inactive ingredients: microcrystalline cellulose, anhydrous lactose, pregelatinized starch and magnesium stearate. Guanfacine Tablets, USP meets USP Dissolution Test 2. chemical

Isosorbide dinitrate and hydralazine hydrochloride tablets are a fixed-dose combination of isosorbide dinitrate, a vasodilator with effects on both arteries and veins, and hydralazine hydrochloride, a predominantly arterial vasodilator. Isosorbide dinitrate is described chemically as 1,4:3,6-dianhydro-D-glucitol dinitrate and its structural formula is: Isosorbide dinitrate is a white to off-white, crystalline powder with the empirical formula C 6 H 8 N 2 O 8 and a molecular weight of 236.14. It is freely soluble in organic solvents such as alcohol, chloroform and ether, but is only sparingly soluble in water. Hydralazine hydrochloride is described chemically as 1-hydrazinophthalazine monohydrochloride, and its structural formula is: Hydralazine hydrochloride is a white to off-white, crystalline powder with the empirical formula C 8 H 8 N 4 ·HCl and a molecular weight of 196.64. It is soluble in water, slightly soluble in alcohol, and very slightly soluble in ether. Each isosorbide dinitrate and hydralazine hydrochloride tablet for oral administration contains 20 mg of isosorbide dinitrate and 37.5 mg of hydralazine hydrochloride. The inactive ingredients in isosorbide dinitrate and hydralazine hydrochloride tablets include: anhydrous lactose, microcrystalline cellulose, sodium starch glycolate, colloidal silicon dioxide, magnesium stearate, hypromellose, FD&C Yellow No. 6 aluminum lake, polyethylene glycol, titanium dioxide, polysorbate 80. isdn hcl

Maraviroc is a selective, slowly reversible, small molecule antagonist of the interaction between human CCR5 and HIV-1 gp120. Blocking this interaction prevents CCR5-tropic HIV-1 entry into cells. Maraviroc film-coated tablets for oral administration contain 150, or 300 mg of maraviroc and the following inactive ingredients: dibasic calcium phosphate (anhydrous), magnesium stearate, microcrystalline cellulose, and sodium starch glycolate. The film coat (Opadry II Blue [85G20583]) contains FD&C blue # 2 aluminum lake, soya lecithin, polyethylene glycol (macrogol 3350), polyvinyl alcohol, talc, and titanium dioxide. Maraviroc is chemically described as 4,4-difluoro-N-{(1S)-3-[exo-3-(3-isopropyl-5- methyl-4H-1,2,4-triazol-4-yl)-8-azabicyclo[3.2.1]oct-8-yl]-1- phenylpropyl}cyclohexanecarboxamide. The molecular formula is C 29 H 41 F 2 N 5 O and the structural formula is: Maraviroc is a white to off-white powder with a molecular weight of 513.68. It is very soluble in methanol and is highly soluble across the physiological pH range (pH 1.0 to 7.5). chem-structure.jpg.jpg

Posaconazole is an azole antifungal agent. Posaconazole is available as a delayed-release tablet intended for oral administration. Posaconazole is designated chemically as 4-[4-[4-[4-[[ (3R,5R)-5-(2,4-difluorophenyl)tetrahydro-5-(1H-1,2,4-triazol-1-ylmethyl)-3-furanyl]methoxy]phenyl]-1-piperazinyl]phenyl]-2-[(1S,2S)-1-ethyl-2-hydroxypropyl]-2,4-dihydro-3H-1,2,4-triazol-3-one with a molecular formula of C 37 H 42 F 2 N 8 O 4 and a molecular weight of 700.8. The chemical structure is: Posaconazole is a white to off white powder with a low aqueous solubility. Posaconazole delayed-release tablet is a yellow, oval shaped, film-coated tablet containing 100 mg of posaconazole. Each delayed-release tablet contains the inactive ingredients: croscarmellose sodium, hydroxypropyl cellulose, hypromellose acetate succinate, iron oxide yellow, magnesium stearate, mannitol, microcrystalline cellulose, polyethylene glycol 3350/4000, polyvinyl alcohol, silicon dioxide, talc, and titanium dioxide. structure

Ranolazine Extended-Release Tablets is available as a film-coated, non-scored, extended-release tablet for oral administration. Ranolazine is a racemic mixture, chemically described as 1-piperazineacetamide, N­ (2,6-dimethylphenyl)-4-[2-hydroxy-3-(2-methoxyphenoxy)propyl]-, (±)-. It has an empirical formula of C24H33N3O4, a molecular weight of 427.54 g/mole, and the following structural formula: Ranolazine is a white to off-white solid. Ranolazine is soluble in dichloromethane and methanol; sparingly soluble in tetrahydrofuran, ethanol, acetonitrile, and acetone; slightly soluble in ethyl acetate, isopropanol, toluene, and ethyl ether; and very slightly soluble in water. Ranolazine Extended-Release Tablets contain 500 mg or 1000 mg of ranolazine and the following inactive ingredients: microcrystalline cellulose, hydroxypropyl methylcellulose, methacrylic acid and ethyl acrylate copolymer, sodium lauryl sulfate, polysorbate 80, sodium hydroxide and magnesium stearate. Additional inactive ingredients for the 500 mg tablet include polyvinyl alcohol, titanium dioxide, polyethylene glycol, talc, iron oxide yellow and iron oxide red; additional inactive ingredients for the 1000 mg tablet include hypromellose, polydextrose, titanium dioxide, talc, maltodextrin, medium chain triglycerides and iron oxide yellow. chemicalstructure

Selegiline hydrochloride is a levorotatory acetylenic derivative of phenethylamine. It is commonly referred to in the clinical and pharmacological literature as l-deprenyl. The chemical name is: (R)-(-)- N ,2-dimethyl- N -2-propynylphenethylamine hydrochloride. It is a white to near white crystalline powder, freely soluble in water, chloroform, and methanol, and has a molecular weight of 223.74. The molecular formula is C 13 H 17 N•HCl. The structural formula is as follows: Each tablet, for oral administration, contains 5 mg selegiline hydrochloride. Inactive ingredients are corn starch, lactose monohydrate, microcrystalline cellulose, povidone, and stearic acid. chemical