Acute gastroenteritis in babies can be treated through dietary adjustments, supplementation of water and electrolytes, reasonable use of medication and other aspects of the treatment, the specific treatment should be decided according to the specific conditions. 1. Dietary adjustment: acute gastroenteritis should eat some light food. Avoid greasy, crude fiber, stimulating food. You can drink millet porridge, rice paste, soft noodle soup and other easily digestible food. You can also eat some fresh vegetables and fruits in moderation. 2. Replenish water and electrolytes: acute gastroenteritis occurs with symptoms such as diarrhea, vomiting and even fever. These symptoms will lead to the loss of body fluids, which may lead to dehydration, so you should replenish water and electrolytes in time to ensure the body’s needs. This can be done through oral rehydration salts or intravenous fluids. 3. Reasonable use of drugs: acute gastroenteritis is mainly caused by bacterial and viral infections. At this time, you can use antibiotics under the guidance of the doctor for treatment. You can also use probiotics to regulate the intestinal flora. When the baby’s acute gastroenteritis condition changes should be timely to the regular hospital to avoid delays.