The invention relates to novel crystalline forms of (2RS)-1-(4-ethylphenyl)-2-methyl-3-piperidin-1-yl-propan-1-one. The preparation and characterization of the novel crystalline forms according to various embodiments of the invention is described. The invention also relates to pharmaceutical compositions containing the novel crystalline forms, which are useful to treat and/or prevent various conditions such as pathological muscle contracture, myotonic conditions, and spastic paralysis or spasticity caused by various neurologic conditions, and are also useful for the treatment and/or prevention of various types of pain and pathological muscle tension.
本发明涉及(2RS)-1-(4-
乙基苯基)-2-甲基-3-
哌啶-1-基
丙酮的新晶体形式。本发明根据各种实施方式描述了新晶体形式的制备和表征。本发明还涉及含有新晶体形式的药物组合物,该组合物可用于治疗和/或预防各种病症,如病理性肌肉挛缩、肌强直症和由各种神经病理状况引起的痉挛性麻痹或痉挛,并且还可用于治疗和/或预防各种类型的疼痛和病理性肌肉紧张。