申请人:Ayerst, McKenna & Harrison, Ltd.
公开号:US04370341A1
公开(公告)日:1983-01-25
Herein is disclosed compounds of the formula ##STR1## in which R.sup.1,R.sup.2,R.sup.3,R.sup.4 and R.sup.5 each is hydrogen or lower alkyl, therapeutically acceptable acid addition salts thereof, processes for their preparation, methods of using the compounds and pharmaceutical compositions. The compounds exhibit dopamine-receptor stimulating activity in a mammal and are useful for treating hyperprolactinemia, galactorrhea, amenorrhea, impotence, Parkinsonism, diabetes, acromegaly, hypertension and other central nervous system disorders.
本发明公开了以下化合物的公式##STR1##其中R.sup.1、R.sup.2、R.sup.3、R.sup.4和R.sup.5分别为氢或较低的烷基,其治疗上可接受的酸盐衍生物,制备这些化合物的方法,使用这些化合物的方法以及制备药物组合物。这些化合物在哺乳动物中表现出多巴胺受体刺激活性,可用于治疗高催乳素血症、乳汁分泌过多、闭经、阳痿、帕金森病、糖尿病、肢端肥大症、高血压和其他中枢神经系统疾病。