Vomiting after a child gets cold is mainly due to the imperfect function of the gastrointestinal tract in children, which leads to gastrointestinal tract dysfunction and gastrointestinal spasm after getting cold. The main methods of treatment are: 1, replenish water, because vomiting can lead to excessive water loss in the intestinal tract of the child, coupled with poor feeding, can lead to dehydration and electrolyte disorders, can be given a compound electrolyte oral solution to supplement. 2, light diet, reduce the amount of food, avoid eating greasy food, because this type of food can increase the digestive burden of the intestine, stimulate the gastric mucosa will aggravate vomiting. 3, pay attention to warmth, especially the child’s abdomen, can be given a hot water bag hot compresses to reduce gastrointestinal disorders, gastrointestinal spasm. Especially the child’s abdomen, hot water bags can be given hot compresses to reduce gastrointestinal spasm. 4, drug therapy, for vomiting serious people can be given antiemetic drugs, such as vitamin B6, domperidone, metoclopramide and other drugs, both to stop vomiting can also improve intestinal peristalsis.