The symptoms of pediatric gastroenteritis are mainly digestive symptoms, and the treatment is mainly general treatment, drug treatment. 1. Symptoms: pediatric gastroenteritis is divided into infectious gastroenteritis and non-infectious gastroenteritis, the main symptoms are loss of appetite, nausea, vomiting, abdominal distension, abdominal pain, diarrhea, etc., generally related to infection, such as viral infection, bacterial infection, etc., occurring a few hours after eating. In case of non-infectious gastroenteritis, the symptoms are not particularly obvious and may include loss of appetite, belching, acid reflux and nausea. 2.Treatment (1) Treatment mainly includes general treatment and drug treatment. General treatment is to take more rest, eat less and more meals, and if there is severe vomiting, fasting is needed, and nutrition can be supplemented by vein. (2) Drug treatment is mainly symptomatic. For those with severe diarrhea, drugs such as montelukast can be used. Pediatric gastroenteritis can not be diagnosed solely on the basis of symptoms, you should go to the hospital for examination, to determine the cause of the disease, targeted treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.