目的 :观察阿奇霉素对呼吸道感染的疗效。方法 :75例呼吸道感染病人随机分为阿奇霉素组 4 0例 [男性 2 6例 ,女性 14例 ,年龄 34a±s10a (18～6 0a) ],用阿奇霉素 0 .2 5g +5%葡萄糖注射液 50 0mL ,iv ,gtt ,qd ,首日剂量加倍 ,疗程 5d ;头孢唑林组 35例 [男性 2 3例 ,女性 12例 ,年龄 33a± 11a(18～ 59a) ],用头孢唑林 2 g +5%葡萄糖注射液2 50mL ,iv ,gtt ,bid ,疗程 5d。结果 :阿奇霉素组和头孢唑林组的总有效率分别为 95%和 94 % ,细菌清除率分别为 97%和 97% ,不良反应发生率分别为 8%和 9% ,P >0 .0 5。结论 :阿奇霉素是治疗呼吸道感染有效、不良反应少的药物 Objective: To observe the effect of azithromycin on respiratory infection. Methods: Seventy-five patients with respiratory tract infection were randomly divided into azithromycin group (26 males and 14 females, age 34a ± s10a (18 ~ 60a)] with azithromycin 0. 25g + 5% glucose injection 50 The patients were treated with cefazolin 2 g / kg, cefazolin 2 mg / d, intravenous injection of cefazolin 2 mg / 5% glucose injection 2 50mL, iv, gtt, bid, treatment 5d. Results: The total effective rates of azithromycin group and cefazolin group were 95% and 94% respectively, the bacterial clearance rates were 97% and 97%, and the incidences of adverse reactions were 8% and 9%, respectively, P> 0.05 . Conclusion: Azithromycin is an effective treatment of respiratory infections, adverse reactions less drugs