西米替丁是一种H_2受体拮抗剂,临床广泛用于胃、十二指肠溃疡,急性上消化道出血等症的治疗。近年来发现对下列疾病也有治疗作用,现简介如下: 1、前列腺增生症:前列腺上皮过度增生是造成前列腺增生症的主要病变之一。该上皮特异性受双氢睾丸酮(DHT)影响。西米替丁可竞争性阻断DHT受体,通过反馈作用,使DHT减少,从而控制了前列腺上 Cimetidine is a H 2 receptor antagonist, clinical widely used in the stomach, duodenal ulcer, acute upper gastrointestinal bleeding embolism treatment. In recent years found that the following diseases also have a therapeutic effect, are summarized as follows: 1, benign prostatic hyperplasia: Prostatic hyperplasia is one of the major lesions caused by benign prostatic hyperplasia. This epithelial specificity is affected by dihydrotestosterone (DHT). Cimetidine competitively blocks the DHT receptor and, through feedback, reduces DHT and thus controls the prostate