The invention discloses an external used Chinese plaster attached onto the navel for curing infantile diarrhea. According to traditiona1 Chinese medicine, infantile diarrhea is resulted from dysfunction of spleen and stomach, children' viscus are dedicate and spleen and stomach are fragile, and regardless of external causes or internal damage caused by infantile dyspepsia, and spleen and stomach can be injured to cause dysfunction. Therefore, in the invention, cynoglossum zeylanicum fruits, rice crust, cinnamon, evodia rutaecarpa, gallnut, poria cocos and radix pseudostellariae, which have effects invigorating the spleen to arrest diarrhea, tonifying qi and removing blood stasis and warming middle-jiao to dispel cold, are selected from traditional Chinese medicine, and ground into fine powder prepared into paste by adding ginger juice to be applied onto the navel. The clinical test shows that the total effective rate reaches 94.29 percent, and the Chinese plaster has the advantages ofgood curative effect, fast effect, no side effect and no pain, and is easy to be accepted by children, thereby being worthy of clinical popularization and application.