Children with poor stomach and stomach pain, may be like eating chili and other physiological factors, but also may be peptic ulcer, irritable bowel syndrome and other pathological factors caused by dietary adjustments, abdominal hot compresses or massage and oral medication for relief and treatment. 1. Physiological reasons: children who overeat, like to eat chili, pepper, fried chicken, brisket, ice cream, coffee and other spicy stimulation, cold and greasy food, will cause gastrointestinal tract stimulation, causing abdominal pain, nausea and other symptoms. Dietary adjustments can be made through a light diet, but also through localized abdominal massage, hot compresses and other physical therapy for relief. 2. Pathologic factors: (1) peptic ulcer: Helicobacter pylori infection, excessive gastric acid secretion and other factors can lead to ulcerative lesions in the mucosa of the stomach and duodenum, which can cause abdominal pain, diarrhea, acid reflux and other symptoms. Omeprazole, clarithromycin, amoxicillin, bismuth potassium citrate and other drugs can be chosen for quadruple therapy for treatment. (2) Irritable Bowel Syndrome: It is a clinical syndrome without organic lesions and only with intestinal dysfunction, which can be manifested as diarrhea, constipation, abdominal pain and other symptoms. Physical therapy such as abdominal hot compresses can be chosen, and intestinal microecological agents such as Bacillus subtilis and Lactobacillus lactis can be used to regulate the balance of intestinal flora, thus improving symptoms such as abdominal pain and diarrhea. Children’s gastrointestinal bad old stomach pain, it is recommended to consult a doctor in order to clarify the diagnosis, targeted treatment. The above drugs need to be used in accordance with medical advice.