SPL Set ID: b13a8b46-104e-4b75-8f4a-928d2204eff5
1 drug(s) with this SPL Set ID
Amlodipine and olmesartan medoxomil tablets 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 tablets USP is chemically described as 3-ethyl-5-methyl (±)-2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-1,4-dihydro-6-methyl-3,5-pyridinedicarboxylate, monobenzenesulphonate. Its molecular formula is C 20 H 25 ClN 2 O 5 •C 6 H 6 O 3 S. Olmesartan medoxomil, a prodrug, is hydrolyzed to olmesartan during absorption from the gastrointestinal tract. The olmesartan medoxomil component of amlodipine and olmesartan medoxomil tablets USP is chemically described as 2,3-dihydroxy-2-butenyl 4-(1-hydroxy-1-methylethyl)-2-propyl-1-[ p- ( o- 1 H -tetrazol-5-ylphenyl)benzyl]imidazole-5-carboxylate, cyclic 2,3-carbonate. 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 tablets 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 558.59, respectively. Amlodipine besylate is slightly soluble in water and sparingly soluble in ethanol. Olmesartan medoxomil is practically insoluble in water and sparingly soluble in methanol. Each tablet of amlodipine and olmesartan medoxomil tablets USP also contains the following inactive ingredients: anhydrous lactose, colloidal silicon dioxide, croscarmellose sodium, macrogol/polyethylene glycol 3350, magnesium stearate, microcrystalline cellulose, polyvinyl alcohol, pregelatinized starch (maize), talc, and titanium dioxide. In addition, the 5 mg/40 mg and 10 mg/20 mg also contain iron oxide red and iron oxide yellow. Amlodipine Chemical Structure Olmesartan Chemical Structure