Gastroenteritis in children may be caused by improper diet, bacterial infection or viral infection. It can be treated with medication according to different situations. 1. Medication: Children’s gastroenteritis is usually caused by eating an unclean or cold diet, resulting in gastroenteritis. You can follow the doctor’s instructions to replenish fluids, to be cefazoxime and other anti-bacterial infection treatment. If necessary, add omeprazole to inhibit gastric acid secretion. If the diarrhea is obvious can be under the guidance of the doctor to be montelukast to protect the gastric mucosa treatment. 2. General treatment: the baby diagnosed with gastroenteritis, you can rest properly, follow the doctor’s instructions to be intravenous rehydration, to maintain the balance of saline electrolytes. Eat some light, clean and hygienic food. Children’s gastroenteritis should be timely consultation, to avoid dehydration or electrolyte disorders, parents should not give their children medication, to avoid adverse consequences.