To observe the effect of Wuyi Xiaoji Plasters (WYXJP) in treating pediatric dyspepsia diarrhea. Methods: A total of 120 cases infantile diarrhea due to dyspepsia were divided into 3groups，40 patients in treatment group 1，40 patients in treatment group 2，and 40 patients in control group.The treatment group 1 was given WYXJP by umbilical compression，the treatment group 2 was given Xiao Ru Da An Pill and WYXJP，and the control group was orally given Xiao Ru Da An Pill.Results: Clinical efficacy and healed rate in treatment group 2 were higher than in treatment group 1 (P<0.05)，significantly higher than the control group (P<0.01). Conclusion: Wuyi Xiaoji Plasters can obviously improve diarrhea symptoms of children with dyspepsia, and together with oral medicine could obviously improve curative effect. It is convenient and worth of clinical promotion.