Baby vomit after drinking milk powder to consider the following possible situations: first, there may be physiological gastroesophageal reflux in the child, because the younger the baby ben door is not well developed, the pylorus is well developed, the capacity of the stomach is less, if you eat more milk powder is easy to overflow, reflux, vomiting; second, pay attention to whether the child is caused by intestinal virus, bacterial infection or local cold, improper diet feeding Third, if the child often vomits after drinking milk powder, the nutritional status is poor, especially if there is eczema, pay attention to whether the child is allergic to milk protein or lactose intolerance; fourth, often vomit after eating milk powder, if the amount is large, jet vomiting, also pay attention to whether there are intracranial problems, such as intracranial infection, intracranial occupancy or there is intestinal obstruction and other surgical conditions.