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甲硝呋呱(Ranitidine)是继甲氰咪胍后,应用于临床的H_2~-受体拮抗剂,口服吸收快,并不受食物的影响,经肝首过代谢,约70%从肾脏以原
Ranitidine is a kind of H 2 ~ - receptor antagonist used clinically after cimetidine. It is absorbed orally fast and is not affected by food. After being metabolized by the liver for the first time, about 70% original