申请人:Suntory Limited
公开号:US05874429A1
公开(公告)日:1999-02-23
Disclosed are benzothiazine derivatives represented by the following formula (I): ##STR1## The benzothiazine derivatives (I) and their salts according to the present invention have strong serotonin-2 blocking action, have excellent selectivity to this action against .alpha..sub.1 blocking action and have high safety. Accordingly, the present invention has made it possible to provide pharmaceuticals making use of antagonistic action against serotonin-2 receptors, for example, therapeutics for various circulatory diseases such as ischemic heart diseases, cerebrovascular disturbances and peripheral circulatory disturbances.
以下是翻译结果:
揭示了由以下式(I)表示的苯并噻嗪衍生物:苯并噻嗪衍生物(I)及其盐根据本发明具有强大的5-羟色胺-2阻滞作用,对此作用具有出色的选择性,而对α1阻滞作用具有很高的安全性。因此,本发明使得可以提供利用对5-羟色胺-2受体的拮抗作用的药物,例如,用于各种循环系统疾病的治疗药物,如缺血性心脏病、脑血管障碍和外周循环障碍的治疗药物。