SPL Set ID: 99865c67-5475-4e60-98d5-a8fa850fe9ba
1 drug(s) with this SPL Set ID
Amlodipine and olmesartan medoxomil USP provided as a tablet for oral administration, is a combination of the calcium channel blocker (CCB) amlodipine besylate and the angiotensin II receptor blocker (ARB) olmesartan medoxomil. The amlodipine besylate component of amlodipine and olmesartan medoxomil tablet is chemically described as 3,5-pyridine dicarboxylic acid, 2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-1,4-dihydro-6-methyl,3-ethyl 5-methyl ester, (±)-monobenzene sulfonate. Its molecular formula is C 26 H 31 ClN 2 O 8 S. Olmesartan medoxomil, a prodrug, is hydrolyzed to olmesartan during absorption from the gastrointestinal tract. The olmesartan medoxomil component of amlodipine and olmesartan medoxomil tablet is chemically described as 1H-Imadazole-5-carboxylic acid, 4-(1-hydroxy-1-methyl-ethyl)- 2-Propyl-1-[[2’-(1H tetrazole-5-yl) [1,1’-biphenyl]-4-yl]methyl-, (5- methyl-2-oxo-1, 3-dioxol-4-yl) methyl ester. Its molecular formula is C 29 H 30 N 6 O 6 . The structural formula for amlodipine besylate is: The structural formula for olmesartan medoxomil is: Amlodipine and olmesartan medoxomil tablet USP contains amlodipine besylate USP, a white or almost white powder, and olmesartan medoxomil USP, a white to off white crystalline powder. The molecular weights of amlodipine besylate and olmesartan medoxomil are 567.1 and 558.6, respectively. Amlodipine besylate USP is freely soluble in methanol, sparingly soluble in ethanol, slightly soluble in 2-propanol and in water. Olmesartan medoxomil USP is practically insoluble in water and in heptane, slightly soluble in ethanol (96%), sparingly soluble in methanol. Each tablet of amlodipine and olmesartan medoxomil also contains the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, magnesium stearate, microcrystalline cellulose and pregelatinized starch. The color coating contains polyethylene glycol, polyvinyl alcohol, talc, titanium dioxide. In addition, the 5 mg/40 mg, 10 mg/20 mg and 10 mg/40 mg tablet also contains iron oxide black, iron oxide red and iron oxide yellow. The botanical source for pregelatinized starch is corn starch. FDA approved dissolution test specifications differ from USP. amlodipineandolmesartanmedoxomilstructure1 amlodipineandolmesartanmedoxomilstructure2