Children with high fever and vomiting consider the following aspects: 1, intestinal tract infection, both viral and bacterial caused gastrointestinal infection can cause high fever, vomiting, mostly accompanied by abdominal pain, should go to the hospital to perform routine blood tests to clarify the cause of infection, give anti-infection, while giving rehydration treatment. 2, cold, if the baby has high fever, vomiting, accompanied by nasal congestion, runny nose, light cough and other respiratory symptoms, consider upper respiratory tract infection caused by Gastrointestinal dysfunction. Cold is a self-limiting disease, high fever can be given antipyretic drugs, such as ibuprofen, drink more water, adjust the diet, about a week can be cured. 3, intracranial infection, children with high fever, poor mental state, vomiting for jet, to pay attention to intracranial infection, should immediately go to the regular hospital examination, clear diagnosis. In conclusion, babies with high fever and vomiting without relief should go to the hospital for further examination so as not to delay the condition.