SPL Set ID: cadd3f8c-a6f0-3622-e053-2995a90acd4d
1 drug(s) with this SPL Set ID
Atorvastatin calcium USP is a synthetic lipid-lowering agent. Atorvastatin is an inhibitor of 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase. This enzyme catalyzes the conversion of HMG-CoA to mevalonate, an early and rate-limiting step in cholesterol biosynthesis. Atorvastatin calcium USP is (βR,δR)-2-(p-fluorophenyl)-β,δ-dihydroxy-5-isopropyl-3-phenyl-4(phenylcarbamoyl)pyrrole-l-heptanaote (1:2), trihydrate. The molecular formula of atorvastatin calcium USP is C 66 H 68 CaF 2 N 4 O 10 .3H 2 O and its molecular weight is 1209.41. Its structural formula is: : Atorvastatin calcium USP is a white to off-white crystalline powder that is insoluble in aqueous solutions of pH 4 and below. Atorvastatin calcium USP is Soluble to freely soluble in methanol, slightly soluble in alcohol, insoluble to very slightly soluble in distilled water, in pH 7.4 phosphate buffer, and in acetonitrile. Atorvastatin calcium tablets USP for oral administration contain 10 mg , 20 mg , 40 mg , or 80 mg of atorvastatin and the following inactive ingredients: croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, magnesium aluminometasilicate, microcrystalline cellulose, polysorbate 80, precipitated calcium carbonate, polyvinyl alcohol, titanium dioxide, talc, polyethylene glycol and lecithin. structure