多沙唑嗪 ( doxazosin)是一种具有高度选择作用的 α1 -受体阻滞剂 ,在用于良性前列腺增生症 ( BPH)的治疗时对 60 %～ 70 %的患者有效 ,多数人对此药耐受良好。口服多沙唑嗪的日剂量一般从 1 mg开始 ,以后根据各个病人的疗效 ,可逐步将剂量增至2 ,4和 8mg,但临床上多半对病人 Doxazosin is a highly selective α1-blocker that is effective in 60% to 70% of patients when used in the treatment of benign prostatic hyperplasia (BPH), and most do this The medicine is well tolerated. Daily doses of oral doxazosin generally start from 1 mg, after the efficacy of each patient can gradually increase the dose to 2, 4 and 8mg, but the clinical most of the patients