申请人:The Green Cross Corporation
公开号:US04886819A1
公开(公告)日:1989-12-12
Dihydropyridine derivatives of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, A, B are defined as in the specification and nontoxic acid-addition salts thereof, have an excellent calcium blocking action (Ca-antagonist), and antihypertensive action, a platelet aggregation-inhibiting action, a phosphodiesterase-inhibiting action and the like, and thus are useful as a medicine, such as a coronary vasocilator, a cerebral hyperkinemic, antihypertensive, thrombosis-preventing or -treating agents, phosphodiesterase-inhibitor or the like. Pharmaceutical compositions and methods of use are also disclosed.
公式为##STR1##的二氢吡啶衍生物,其中R.sub.1,R.sub.2,R.sub.3,R.sub.4,R.sub.5,A,B的定义如规范中所述,以及其无毒酸盐,具有出色的钙通道阻滞作用(Ca-antagonist),降压作用,抑制血小板聚集作用,磷酸二酯酶抑制作用等,因此可用作药物,例如冠状动脉扩张剂,脑血管扩张剂,降压剂,预防或治疗血栓形成的药物,磷酸二酯酶抑制剂或类似药物。还公开了制药组合物和使用方法。