Synonyms: Atorvastatin calcium trihydrate, Calcium (3R,5R)-7-[2-(4-fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoate trihydrate, 1H-Pyrrole-1-heptanoic acid, 2-(4-fluorophenyl)-ß,d-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-, calcium salt, hydrate (2:1:3), (ßR,dR)-, 1H-Pyrrole-1-heptanoic acid, 2-(4-fluorophenyl)-ß,d-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-, calcium salt (2:1), trihydrate, (ßR,dR)- (9CI), Atorvastatin hemicalcium sesquihydrate, Atorvastatin hemicalcium trihydrate