Children eat bad stomach mainly manifested as acute gastroenteritis, such as fever, vomiting, abdominal pain, diarrhea and other symptoms, if the general situation is still good, good appetite does not need special treatment, just a small number of meals, pay attention to abdominal warmth and massage can be. If vomiting, abdominal pain and other upper gastrointestinal manifestations, you can take oral amoxicillin and digestive drugs. If the diarrhea is obvious, the frequency of stool increases or the stool contains mucus, pus and blood and other symptoms, you need to go to the hospital in time for routine stool tests, if there is enteritis need to apply cephalosporin antibiotics and promote digestion treatment, so it is best to go to the hospital for examination.