Vomiting and abdominal pain in children may be related to improper diet, cold abdomen, gastroenteritis and other reasons. Drugs such as intestinal mucosal protectants, probiotics, and antibiotics can be applied, along with dietary modifications. In addition, we need to be alert to surgical diseases, and if necessary, surgical treatment is required. 1. Intestinal mucosal protectants: Children with vomiting and abdominal pain may be related to unhygienic diet. If a child has abdominal pain and a change in the character of the stool, he or she can follow the doctor’s instructions and apply drugs to protect the intestinal mucosa, such as montelukast, to enhance the barrier function of the intestinal tract and reduce the number of stools. 2. Probiotics: The symptoms of vomiting and abdominal pain in children may be related to the imbalance of intestinal flora and the weakening of gastrointestinal digestion and absorption function. You can give children probiotics such as Bifidobacterium bifidum or Bacillus subtilis to improve the intestinal microenvironment. 3. Antibiotics: children vomiting abdominal pain, if accompanied by fever and other symptoms, may be a bacterial infection caused by gastroenteritis, you can take pediatric cefixime and other antibiotics to eliminate intestinal inflammation. 4. Dietary regulation: do not eat greasy food, raw and cold food during the treatment with medication. You can eat lumpy soup, rotten noodles, millet porridge and other starchy food. Children vomiting abdominal pain is serious, need to consult a doctor in time, exclude surgical diseases, such as acute appendicitis, intestinal obstruction, etc., under the guidance of the doctor to choose reasonable measures of treatment. All of the above drugs should be taken under the guidance of a doctor.