amlodipinevalsartan and hydrochlorothiazide - Generic Medications

Amlodipine, valsartan and hydrochlorothiazide tablets, USP are a fixed combination of amlodipine, valsartan, and hydrochlorothiazide. Amlodipine, valsartan and hydrochlorothiazide tablets, USP contains the besylate salt of amlodipine, a dihydropyridine calcium channel blocker (CCB). Amlodipine besylate, USP is a white to pale yellow crystalline powder, slightly soluble in water and sparingly soluble in ethanol. Amlodipine besylate’s chemical name is 3-Ethyl 5-methyl (±)-2-[(2-aminoethoxy)methyl]-4(o-chlorophenyl)-1,4-dihydro-6-methyl-3,5-pyridinedicarboxylate, monobenzenesulfonate ; its structural formula is: Its molecular formula is C 20 H 25 ClN 2 O 5 .C 6 H 6 O 3 S and its molecular weight is 567.1. Valsartan, USP is a nonpeptide, orally active, and specific angiotensin II antagonist acting on the AT 1 receptor subtype. Valsartan is a white to practically white fine powder, soluble in ethanol and methanol and slightly soluble in water. Valsartan’s chemical name is N-(1-oxopentyl)-N-[[2´-(1 H -tetrazol-5-yl) [1,1´-biphenyl]-4yl]methyl]-L-valine; its structural formula is: Its molecular formula is C 24 H 29 N 5 O 3 and its molecular weight is 435.5. Hydrochlorothiazide, USP is a white, or practically white, practically odorless, crystalline powder. It is slightly soluble in water; freely soluble in sodium hydroxide solution, in n -butylamine, and in dimethylformamide; sparingly soluble in methanol; and insoluble in ether, in chloroform, and in dilute mineral acids. Hydrochlorothiazide is chemically described as 6-chloro-3,4-dihydro-2 H -1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide. Hydrochlorothiazide is a thiazide diuretic. Its molecular formula is C 7 H 8 ClN 3 O 4 S 2 , its molecular weight is 297.73, and its structural formula is: Amlodipine, valsartan and hydrochlorothiazide film-coated tablets, USP are formulated in 5 strengths for oral administration with a combination of amlodipine besylate, valsartan, and hydrochlorothiazide, providing for the following available combinations: 5/160/12.5 mg, 10/160/12.5 mg, 5/160/25 mg, 10/160/25 mg, and 10/320/25 mg amlodipine besylate/valsartan/hydrochlorothiazide. The inactive ingredients for all strengths of the tablets include colloidal silicon dioxide, crospovidone, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene glycol, talc. Additionally, the 5/160/12.5 mg strength contains titanium dioxide; the 10/160/12.5 mg strength contains titanium dioxide and yellow and red iron oxides; the 5/160/25 mg strength contains titanium dioxide and yellow iron oxide, and the 10/160/25 mg and 10/320/25 mg strengths both contain yellow iron oxide. amlodipine-struc valsartan-struc HCTZ-struc