采用限定日剂量和药物利用指数对我院 1996年 6月 2 1日～ 6月 30日门诊西药处方进行抗菌药物的利用研究分析。结果 :①除极少数药物DUI稍大于 1外 ,大部分抗菌药的DUI都小于或等于 1,提示本院抗菌药物的应用 (在用量方面 )基本符合要求。②少儿组 (<14岁 )多使用青霉素类、头孢菌素类 ,成人组 (≥ 14岁 )使用较多的依次是头孢菌素类、青霉素类、喹诺酮类。③科别与抗菌药的使用习惯有一定的关系。 A limited daily dose and drug use index of our hospital June 21, 1996 ~ June 30 outpatient western medicine prescription for antibacterial drug use and analysis. Results: ① The DUI of most antibacterials was less than or equal to 1, except that the DUI of a few drugs was slightly larger than 1, suggesting that the application of antibacterials in our hospital basically met the requirements. ② children (<14 years old) use penicillins, cephalosporins, adults (≥ 14 years) use more cephalosporins, penicillins, quinolones. ③ subjects and antimicrobial use habits have a certain relationship.