Amorphous and crystalline forms of losartan potassium and process for their preparation
申请人:Teva Pharmaceutical Industries Ltd.
公开号:US20040006237A1
公开(公告)日:2004-01-08
This invention relates to novel amorphous losartan potassium, novel losartan potassium in a crystalline form that is a hydrate, novel crystalline losartan potassium Form IV and solvates thereof, novel crystalline losartan potassium Form V and solvates thereof, to processes for their preparation, to compositions containing them and to their use in medicine. This invention further relates to a novel process for preparing crystalline losartan potassium Form I and Form II.
本发明涉及新型非晶态洛卡特普钾,水合物晶体形式的新型洛卡特普钾,新型晶体洛卡特普钾IV及其溶剂化物,新型晶体洛卡特普钾V及其溶剂化物,以及它们的制备方法,含有它们的组合物以及它们在医药中的用途。本发明还涉及一种制备晶体洛卡特普钾I和II的新工艺。