A crystalline mono hydrochloride salt of (4S,4aS,5aR,12aS)-4-dimethylamino- 3,10, 12, 12a-tetrahydroxy-7-[(methoxy(methyl)amino)-methyl]- 1, 11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene-2-carboxylic acid amide is disclosed having improved stability. In addition, a crystalline mono mesylate salt and crystalline mono sulfate salt of (4S,4aS,5aR,12aS)-4-dimethylamino-3,10,12,12a-tetrahydroxy-7- [(methoxy(methyl)amino)-methyl]-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydro-naphthacene- 2-carboxylic acid amide are also disclosed having improved stability. A pharmaceutical composition containing the crystalline salts and methods of treating inflammatory skin disorders and bacterial infections comprising administering the crystalline salts are also disclosed.
本公开揭示了一种晶体单盐,其为(4S,4aS,5aR,12aS)-4-二甲基
氨基-3,10,12,12a-四羟基-7-[(甲氧基(甲基)
氨基)-甲基]-1,11-二氧基-1,4,4a,5,5a,6,11,12a-八氢-
萘茶
菲-2-
羧酸酰胺,并具有改善的稳定性。此外,本公开还揭示了(4S,4aS,5aR,12aS)-4-二甲基
氨基-3,10,12,12a-四羟基-7-[(甲氧基(甲基)
氨基)-甲基]-1,11-二氧基-1,4,4a,5,5a,6,11,12a-八氢-
萘茶
菲-2-
羧酸酰胺的晶体单
甲磺酸盐和晶体单
硫酸盐,具有改善的稳定性。还公开了含有这些晶体盐的药物组合物以及治疗炎症性皮肤疾病和细菌感染的方法,包括通过给予这些晶体盐进行治疗。