Ethanol solvate of (-)-cis-2-(2-chlorophenyl)-5,7-dihydroxy-8[4R-(3S-hydroxy-1-methyl)piperidinyl]-4H-1-benzopyran-4-one-hydrochloride, process of its preparation and pharmaceutical composition in which it is comprised

摘要

An ethanol solvate form of (-)-cis-2- (2-chlorophenyl) -5,7-dihydroxy-8 [4R- (3S-hydroxy-1-methyl) piperidinyl] -4H-1-benzopyran-4-one (Form II), a method of making Form II and a composition comprising Form II.