N-alkenyl (or N-alkynyl)-N'-[2-(aminoalkyl)-4-thiazolylmethylthio]alkylguanidines, thioureas, ethenediamines and related compounds, H.sub.2 receptor antagonists, useful in inhibiting gastric acid secretion in mammals.
N-烯丙基(或N-炔丙基)-N'-[2-(
氨基烷基)-4-
噻唑甲基
硫代]烷基
胍,
硫脲,
乙烯二胺及其相关化合物,H.sub.2受体拮抗剂,可用于抑制哺乳动物的胃酸分泌。