ETHANOL SOLVATE OF (-)-CIS-2-(2-CHLOROPHENYL)-5,7- DIHYDROXY-8[4R-(3S- HYDROXY-1-METHYL) PIPERIDINYL] - 4H - 1 - BENZOPYRAN - 4 - ONE (FORM II), ITS PREPARATION AND PHARMACEUTICAL COMPOSITIONS COMPRISING IT

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.