目的 :评价舒他西林对下呼吸道感染的疗效与不良反应。方法 :选择下呼吸道感染患者 40例 ,静脉滴注舒他西林 4～ 6g/d ,7～ 14d后进行疗效评价。结果 :痊愈 18例 ( 45 .0 % ) ,显效 15例 ( 3 7.5 % ) ,总有效率 82 .5 %。细菌清除率 91.7%。结论 :舒他西林抗菌谱广 ,不良反应少 ,适用于下呼吸道感染 Objective: To evaluate the efficacy and side effects of sultamicill on lower respiratory tract infection. Methods: Forty patients with lower respiratory tract infection were enrolled in this study. Intravenous injection of sultamicillin was administered in an amount of 4 to 6 g / d, and the therapeutic effect was evaluated after 7 to 14 days. Results: 18 cases (45.0%) were cured, 15 cases (37.5%) were cured, and the total effective rate was 82.5%. Bacteria clearance rate of 91.7%. CONCLUSIONS: Suketirin has wide antimicrobial spectrum and few adverse reactions, which is suitable for lower respiratory tract infection