氨氯地平（amlodpine）是一种新的双氢毗院类钙站抗剂，结构类似硝苯院，但与后者不同，本品具有生物利用度高（60～65％）、吸收慢、终未半减期长（30～50小时）之特点。本文采用随机、双盲、平行试验比较了氨氯地平与依那普利治疗中、重度高血压的疗效和安全性。研究对象为31 Amlodpine is a new dihydroptergic calcium antagonist with a similar structure to nifedipine, but unlike the latter, amlodine has high bioavailability (60-65%), slow absorption, The final half-off period of long (30 to 50 hours) of the characteristics. In this paper, a randomized, double-blind, parallel test comparing amlodipine and enalapril treatment of moderate and severe hypertension efficacy and safety. The research object is 31