The preparation and properties of crystalline polymorphs and solvates of 1-benzyl-8-methyl-1,4,8-triazaspiro-[4.5]-decan-2-one free base and of the mono- and dihydrochloride salts and solvates thereof are disclosed, as is an amorphous polymorph of the dihydrochloride. A pharmaceutical composition containing one or more polymorphs and a method of using that composition are also disclosed.
本研究公开了 1-苄基-8-甲基-1,4,8-三氮杂螺-[4.5]-
癸烷-2-酮游离碱及其单盐酸盐和二盐酸盐及溶液的结晶多晶体和溶液的制备方法和性质,以及二盐酸盐的无定形多晶体。还公开了含有一种或多种多晶型的药物组合物以及使用该组合物的方法。