目的:探讨痰热清注射液治疗小儿上呼吸道感染的疗效。方法:在常规治疗的基础上,对照组给予双黄连注射液+5%葡萄糖溶液静脉滴注;观察组给予痰热清注射液+5%葡萄糖溶液静脉滴注,观察对比两组的临床疗效及有无药物不良反应。结果:观察组总有效率为93.3%,明显高于对照组的63.3%,两组比较,具有显著性差异,P<0.05。两组药物不良反应对比无明显差异,P>0.05。结论:应用痰热清注射液治疗小儿上呼吸道感染,既有抗病毒、抑菌的功效,也具有清热宣肺、镇咳祛痰、镇静解痉的功效,同时还可增强患儿机体免疫力,其临床疗效确切,不良反应较小,易于控制,适合儿童使用,值得临床应用与推广。 Objective: To investigate the effect of Tanreqing injection on pediatric upper respiratory tract infection. Methods: On the basis of routine treatment, the control group was given Shuanghuanglian injection + 5% glucose solution intravenously; the observation group was given Tanreqing injection + 5% glucose solution by intravenous drip. The clinical curative effect was observed and compared between the two groups With or without adverse drug reactions. Results: The total effective rate in the observation group was 93.3%, which was significantly higher than that in the control group (63.3%). There was significant difference between the two groups (P <0.05). Two groups of adverse drug reactions no significant difference, P> 0.05. Conclusion: The application of phlegm-heat injection in children with upper respiratory tract infection, both antiviral and bacteriostatic efficacy, but also has the effect of clearing away heat and lungs, antitussive and expectorant, sedative antispasmodic effect, but also can enhance children’s immunity , Its exact clinical efficacy, minor adverse reactions, easy to control, suitable for children, it is worth clinical application and promotion.