Children vomiting, not diarrhea, if the symptoms are mild, you can follow the observation, serious symptoms need to address the cause of treatment, the specific analysis is as follows. 1. If the symptoms are mild and the frequency of vomiting is small, it may be the stomach’s stress reaction, you can first observe, and most of them can slowly improve by themselves. 2. If the vomiting is frequent and accompanied by uncomfortable symptoms, it is necessary to identify the cause of the disease before treatment. (1) Gastritis: anti-Hp treatment for those infected with Helicobacter pylori, taking gastric mucosal protectants, such as colloidal bismuth pectin, and using drugs to inhibit gastric acid, such as ranitidine. (2) Intracranial infection: bacterial infection, use cephalosporin antibiotics, viral infection, use acyclovir, use mannitol to reduce intracranial pressure, etc. (3) High intestinal obstruction: gastrointestinal decompression, rehydration, surgery may be needed if symptoms are severe. (4) acute poisoning: such as food poisoning, wild mushroom poisoning, need to wash the stomach, diarrhea, according to the cause of poisoning symptomatic treatment. Children vomiting, try to take the child to the hospital first, find the cause of the treatment, under the guidance of the doctor to use medication, do not recommend blind oral medication.