N-alkyl-N'-(2-aminoalkyl-4-thiazolylmethylthio)alkyl guanidines, thioureas, ethenediamines and related compounds, H.sub.2 -receptor antagonists, useful in inhibiting gastric acid secretion in mammals.
N-烷基-N'-(2-
氨基烷基-4-
噻唑甲基
硫)烷基
胍,
硫脲,
乙烯二胺及其相关化合物,H.sub.2-受体拮抗剂,在抑制哺乳动物胃酸分泌方面有用。