If the stomach hurts in the middle of the night, and diarrhea, usually acute gastroenteritis, patients must promptly seek medical attention. Acute gastroenteritis is very common in the clinic, often appear in the patient ate unclean food or cooler food, the patient’s main clinical manifestations of abdominal pain, as well as abdominal distension, nausea, vomiting, diarrhea, and even combined with fever, etc., the abdomen is usually colicky, so the pain is more intense. Patients need to complete routine blood tests, as well as routine stool, biochemical indicators and other tests, after a clear diagnosis of anti-inflammatory treatment, and the need for antispasmodic treatment to relieve abdominal cramps. Patients with diarrhea will lead to dehydration, so the need for intravenous supplementation of glucose injection or glucose sodium chloride injection, after the above treatment can generally make the condition gradually relieved.