申请人:NIPPON ZOKI PHARMACEUTICAL CO., LTD.
公开号:EP0664127A2
公开(公告)日:1995-07-26
The object of the present invention is to provide novel pharmaceutical compositions containing isoquinoline derivatives which exhibit excellent inhibitory action against isozymes of phosphodiesterase of the type IV (PDEIV).
The active components of the pharmaceutical composition according to the present invention are isoquinoline derivatives which are represented by the following general formula or a pharmaceutically-acceptable salt thereof.
[in the formula, R is hydrogen or an alkoxy group]
The compounds according to the present invention have excellent inhibitory action which is highly specific to PDEIV. Therefore, they are very useful in pharmaceuticals such as antidepressive agents, tranquilizers, antidemential agents, antiinflammatory agents, antiallergic agents, antiasthmatic agents, liverprotecting agents, diuretic agents, etc.
本发明的目的是提供含有异喹啉衍生物的新型药物组合物,该组合物对Ⅳ型磷酸二酯酶(PDEIV)的同工酶具有优异的抑制作用。
根据本发明的药物组合物的活性成分是异喹啉衍生物,它们由下式通式或其药学上可接受的盐表示。
[式中,R 为氢或烷氧基]
本发明的化合物具有出色的抑制作用,对 PDEIV 具有高度特异性。因此,它们在抗抑郁剂、镇静剂、抗癫痫剂、抗炎剂、抗过敏剂、抗哮喘剂、保肝剂、利尿剂等药物中非常有用。