申请人:TEVA PHARMACEUTICAL INDUSTRIES, LTD.
公开号:EP0610595A2
公开(公告)日:1994-08-17
A composition which comprises a pharmaceutically acceptable carrier and an active ingredient, such active ingredient comprising L-DOPA ethyl ester in an amount which is at least 97%, by weight, of the active ingredient, and L-DOPA in an amount which is less than 1% by weight of such active ingredient is provided by this invention. This invention also provides a process for preparing such a composition. Further, this invention provides a method of treating a patient suffering from Parkinson's disease which comprises administering to a patient a pharmaceutical composition comprising a therapeutically effective amount of L-DOPA ethyl ester and a pharmaceutically acceptable carrier.
本发明提供了一种由药学上可接受的载体和活性成分组成的组合物,这种活性成分包括L-DOPA乙酯,其含量至少为活性成分的97%(按重量计),而L-DOPA的含量小于活性成分的1%(按重量计)。本发明还提供了制备这种组合物的工艺。此外,本发明还提供了一种治疗帕金森病患者的方法,该方法包括向患者施用一种药物组合物,该组合物包含治疗有效量的 L-DOPA 乙酯和一种药学上可接受的载体。