肾素-血管紧张素系统(RAS)在血压调节过程中起着十分重要的作用。目前通过抑制RAS产生降压作用的药物主要是血管紧张素转换酶抑制剂(ACEI),如卡托普利(开博通)、依那普利等,这些药物对治疗各种类型高血压和充血性心力衰竭具有十分重要的作用。由于此类药物常有干咳和血管神经性水肿等副作用,而使部分病人被迫中断治疗。近来开始应用的一种新型降压药物——血管紧张 The renin-angiotensin system (RAS) plays a very important role in the regulation of blood pressure. At present, the antihypertensive drugs that inhibit RAS are mainly angiotensin-converting enzyme inhibitors (ACEIs), such as captopril (Captopril), enalapril, etc., these drugs for the treatment of various types of hypertension and Congestive heart failure has a very important role. Because of these drugs often dry cough and angioedema and other side effects, leaving some patients were forced to interrupt treatment. Recently a new type of antihypertensive drug - vascular tension