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.
这里披露了以下式的化合物##STR1##,其中R.sup.1,R.sup.2,R.sup.3,R.sup.4和R.sup.5分别是氢或较低的烷基,其治疗上可接受的酸盐,它们的制备方法,使用这些化合物的方法以及药物组合物。这些化合物在哺乳动物中表现出多巴胺受体刺激活性,并可用于治疗高催乳素血症、乳汁分泌、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。