Martell N等进行了一项开放、非对照、多中心的研究,入选了2363名(≥40岁)合并高血压的良性前列腺增生症(BPH)患者,均服用单一抗高血压药物并控制到一定水平(舒张压<95mmHg)。加用多沙唑嗪治疗患者的BPH,开始剂量1mg／d,间隔2周增加至2mg／d和4mg／d,治疗持续14周。每次随访时测最血压和心率。基线值和治疗14周后的前列腺症状采用美国泌尿协会制定 An open, uncontrolled, multicenter study by Martell N et al. Enrolled 2363 patients (≥40 years) with benign prostatic hyperplasia (BPH) complicated by hypertension and received either a single antihypertensive medication and controlled Level (diastolic blood pressure <95mmHg). Patients treated with doxazosin BPH, the initial dose of 1mg / d, interval 2 weeks increased to 2mg / d and 4mg / d, the treatment lasted 14 weeks. Blood pressure and heart rate were measured at each visit. Baseline values ​​and prostate symptoms after 14 weeks of treatment were established using the American Urological Association