Cause two-year-old baby vomiting is mainly related to improper feeding, infectious diseases, digestive obstruction and other factors, according to the different causes can be taken to change the way of feeding, supplemental rehydration salts, surgical treatment, and so on. 1. Improper feeding: If the baby’s vomiting is due to improper feeding, then you should change the way you feed him or her to relieve the vomiting. 2. Infectious diseases: if the baby vomiting is due to infectious diseases caused by gastrointestinal spasms, we need to clarify the cause of the disease, usually viral infections can be self-cured. But at the same time need to pay attention to the baby to take rehydration salts, such as saline, dextrose, etc., to avoid vomiting caused by dehydration and electrolyte disorders. 3. In case of gastrointestinal obstruction, timely surgical treatment should be performed to relieve it if necessary. There are many other factors that can cause vomiting in babies, and if the symptoms continue to be unrelieved, you should seek medical attention in time to avoid delaying your condition.