Baby fever, vomiting, consider the following aspects: 1, intestinal infections, viruses and bacteria caused by gastrointestinal infections can cause fever, vomiting, should go to the hospital for routine blood tests, to clarify the cause of infection, give anti-infection treatment. At the same time to give rehydration, oral rehydration salts can be taken orally, adjust the diet, small meals, fever below 38.5 ℃ can be given to physical hypothermia; more than 38.5 ℃ should be given to antipyretic drugs, such as ibuprofen. 2, colds, if the baby is accompanied by nasal congestion, runny nose, cough and other respiratory symptoms, consider the gastrointestinal dysfunction caused by upper respiratory tract infections. Cold is a self-limiting disease, drink more water, adjust the diet, about a week can be cured. 3, intracranial infection, the baby fever, poor mental state, vomiting for the jet, to pay attention to intracranial infection, should immediately go to the regular hospital for examination and clear diagnosis. In short, the baby appeared serious vomiting, do not blindly use antiemetic drugs, should go to the hospital for further examination, give treatment.