适应症 1.高血压、心绞痛和心律失常 为β受体阻滞剂的3种主要适应症。经过近十几年的临床验证,其疗效基本上已得到公认。关于这方面的疗效和作用机理,国内外文献已论述较多故不赘述,仅补充数点如下: Indications 1. Hypertension, angina and arrhythmia are the three major indications of beta-blockers. After nearly a decade of clinical validation, its efficacy has basically been recognized. On the efficacy and mechanism of action in this regard, the domestic and foreign literature has discussed more so do not repeat them, just add the following points: