左旋氧氟沙星为合成喹诺酮类抗菌药，具有抗菌谱广，抗菌活性强，毒副反应轻，生物利用度高，耐药性小等优点。我们自1997年～1998年间应用该药治疗24例再发性尿路感染，疗效较好，报告如下。临床资料一般资料：24例中，男4例，女20例，年龄23～64岁，平均39．1岁；病程15天～6 Levofloxacin is a synthetic quinolone antibacterial agent, with broad antibacterial spectrum, strong antibacterial activity, toxic side effects, high bioavailability, low drug resistance and so on. We from 1997 to 1998, the application of the drug treatment of 24 cases of recurrent urinary tract infection, the effect is better, the report is as follows. Clinical data General information: 24 cases, 4 males and 20 females, aged 23 to 64 years, mean 39.1 years; duration of 15 days to 6