There is no clear clinical rule on how long a child should drink Xiao Jianzhong Tang, which should be determined by a professional physician according to the condition. Xiao Jianzhong Tang is a traditional Chinese medicine prescription, and the ingredients in the medicine include cinnamon sticks, licorice, jujube, peony, ginger, gum syrup and other medicines. The combination of these medicines can warm the middle Jiaozhong, tonify the deficiency, harmonize the li and ease the urgency, and treat the pain in the hypochondrium (abdomen) caused by deficiency and cold in the middle Jiao, which is constricted (body spasm and convulsion due to the feeling of wind-cold), and which starts and stops, and which likes to be warmed and pressed. Caramel can warm the middle Jiao, nourish the deficiency and relieve pain (relieving urgent pain); Paeoniae Alba can nourish the yin and nourish the liver, soften the liver and relieve abdominal pain; Gui Zhi can harmonize the Ying and Wei (making the internal and external qi of the human body smooth, each in its own way); ginger can warm the stomach and disperse the cold; jujube can replenish the spleen; licorice can harmonize the various medicines (harmonizing the properties of different Chinese medicines), and strengthen the qi and strengthen the spleen. The adverse effects of this drug are not clear. Patients are advised to seek prompt medical attention if they feel unwell and should take the medicine as prescribed by the doctor. However, there is no fixed duration for the dosage of this formula, which needs to be adjusted according to the condition.