目的观察开塞露混合剂对小儿口腔溃疡的临床疗效。方法随机将80例口腔溃疡病患儿分为治疗组(开塞露混合制剂组)和对照组(锡类散组),每组40例,疗程为1周。结果开塞露混合剂对小儿口腔溃疡显效率为72.5%,总有效率为100%;锡类散组分别为7.5%和47.5%,两组比较差异有显著性,P<0.01。结论开塞露混合剂对小儿口腔溃疡的疗效明显优于传统锡类散的治疗,值得临床推广应用。 Objective To observe the clinical efficacy of Kaixailu mixture in children with oral ulcer. Methods A total of 80 children with oral ulcer were randomly divided into treatment group (Kaiseri mixture group) and control group (SS group) with 40 cases in each group for one week. Results Kaixailu mixture had an effective rate of 72.5% and a total effective rate of 100% for children with oral ulcer. The tin-dispersed group was 7.5% and 47.5% respectively, with significant difference between the two groups (P <0.01). Conclusion Kaixailu mixture on children with oral ulcers was significantly better than the traditional treatment of tin powder, worthy of clinical application.