1-(Indolyl-3-alkyl)-3 or 4-(ureido or guanidino)-piperidines, e.g. those of the formula ##STR1## R=H; alkyl; free, etherified or esterified OH or SH; CF.sub.3, NO.sub.2 or NH.sub.2 m=1-4; n=2 or 3; X=O, S or NH acyl derivatives and salts thereof are antihypertensive agents.
1-(
吲哚基-3-烷基)-3或4-(
尿素基或
鸟氨酸基)-
哌啶,例如式子##STR1##R=H;烷基;自由的,醚化的或酯化的OH或SH;CF.sub.3,NO.sub.2或NH.sub.2m=1-4;n=2或3;X=O,S或NH酰基衍
生物及其盐是降压药物。