本文为进一步了解硝苯地平与开搏通对高血压病的疗效及副作用，采用口服治疗高血压病70例．观察结果表明开搏通降压效果优于硝苯地平，且降压持续的时间长．方法与结果：1．病例选择：接世界卫生组织关于原发性高血压的诊断标准，选择门诊高血压病人70例，其中男54例．女16例； In this paper, to further understand the efficacy and side effects of nifedipine and caifeotin in the treatment of hypertension, oral treatment of hypertension in 70 cases. The observation shows that the antihypertensive effect of caifentong is better than nifedipine, and the duration of antihypertensive is long. Methods and results: 1. Case selection: Take the WHO diagnostic criteria of essential hypertension, outpatient hypertension in 70 patients, including 54 males. 16 females