药物本身无活性前药,在体内转化为活性药物而发挥治疗作用的药物是A:米索前列醇B:法莫替丁C:奥美拉唑D:雷尼替丁E:西咪替丁

作者: rantiku 人气: - 评论: 0
问题 药物本身无活性前药,在体内转化为活性药物而发挥治疗作用的药物是
选项 A:米索前列醇 B:法莫替丁 C:奥美拉唑 D:雷尼替丁 E:西咪替丁
答案 C
解析 考查奥美拉唑的作用特点。属于前药的是奥美拉唑,在体内经H+催化重排为活性物质,与H+-K+-ATP酶结合,使酶失活,从而抑制胃酸的分泌。故选C。

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