在我国,脑卒中的发病率每年高达120～180/10万,其主要原因是高血压及动脉硬化,高血压病也是冠心病的主要易患因素之一。将心脑血管病易患因素减少到最低限度,是90年代高血压治疗的紧迫任务。过去认为高血压病的发病机理是钠代谢异常,从而制定了限钠、利尿的治疗原则,临床上也多采用利尿剂和(或)含利血平和利尿剂的复方降压片、β-阻滞剂。虽然这些药物在控制血压、减少致命性脑出血方面有 In China, the incidence of stroke is as high as 120-180 / 100,000 per year. The main reason for this is hypertension and arteriosclerosis. Hypertension is also one of the major risk factors for coronary heart disease. To minimize the risk factors for cardiovascular disease is an urgent task in the treatment of hypertension in the 90s. In the past that the pathogenesis of hypertension is abnormal sodium metabolism, thus formulating the treatment of sodium, diuretic principles, the clinical use of diuretics and (or) containing reserpine and diuretics compound antihypertensive tablets, beta-block Lag agent. Although these drugs in the control of blood pressure, reduce fatal cerebral hemorrhage have