The invention provides a method of preparing a lyophilized pharmaceutical composition containing a compound described herein or a pharmaceutically-acceptable salt thereof. The process comprises dissolving the compound in a solvent comprising dimethylsulfoxide and optionally one or more co-solvents to form a solution, and then removing the solvent and any co-solvents by a freeze-drying process. Also provided by the invention are lyophilized pharmaceutical compositions and their use in medicine and in particular in the treatment of cancer.
本发明提供了一种制备冻干药物组合物的方法,该组合物含有本文所述化合物或其药用可接受盐。该过程包括将化合物溶解在包含
二甲基亚砜和可选的一种或多种共溶剂的溶剂中形成溶液,然后通过冷冻干燥过程去除溶剂和任何共溶剂。本发明还提供了冻干药物组合物及其在医学上的使用,特别是在癌症治疗中的使用。