Children eat too much will vomit also caused by fever is often seen in acute gastroenteritis, need to eat reasonably, timely fever, relieve vomiting, as appropriate, anti-infective treatment. Acute gastroenteritis is a common digestive disease in pediatrics, may have a history of improper diet, such as eating too much, clinical vomiting, fever symptoms, may be accompanied by abdominal discomfort, diarrhea and other symptoms. Some babies have elevated white blood cells on routine blood tests. For the treatment of such babies need to eat a reasonable diet, eat easy to digest light food, for vomiting serious need to fast for a short period of time, during the course of the disease temperature over 38.5 ℃ need to use ibuprofen and other antipyretic drugs for symptomatic antipyretic. Babies who are dehydrated and cannot eat need intravenous rehydration. The existence of bacterial infection need to use antibacterial drugs, such as cefaclor, cefuroxime and other anti-infective treatment. The above drugs should be used under the guidance of a physician, and it is recommended to actively seek medical advice from a specialist.