A 阻止组胺与其H<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230316/11546372_0.gif">受体相结合 B
抑制壁细胞分泌H<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230316/11546372_0_1.gif">的H<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230316/11546372_0_2.gif">-K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230316/11546372_0_3.gif">-ATP酶 C
与盐酸作用形成盐和水 D
与溃疡面结合形成防酸屏障 E
可降低基础及刺激后胃酸分泌