雷尼替丁(Ranitidine)又名呋喃硝胺,是Bradsaw等于1979年在甲氰咪呱分子结构的基础上,用呋喃环代替其咪唑环而合成的一种新型H_2受体拮抗剂。近80个国家大量临床证明:它的安全性与有效性优于西咪替丁,有关其毒副作用的研究近来有报道,主要表现在如下几方面。 Ranitidine, also known as furanitramine, is a new type of H 2 receptor antagonist synthesized by Bradsaw et al. On the basis of the structure of cimetidine in 1979 with furan ring instead of imidazole ring. Nearly 80 countries a large number of clinical evidence: its safety and effectiveness is superior to cimetidine, the study of its toxic side effects have been reported recently, mainly in the following aspects.