Stomach pain, fever and diarrhea are mainly considered acute gastroenteritis, food poisoning and other conditions, it is recommended that through physical regulation, medication regulation and other ways to relieve. The specific situation need to consult the doctor to follow the doctor’s advice. 1. Acute gastroenteritis: when the patient due to acute gastroenteritis caused by stomach pain, fever, diarrhea, it is recommended to regularly massage the stomach, promote gastrointestinal blood circulation, so that the gastrointestinal tract to restore normal peristalsis. If necessary, you can also take antispasmodic drugs such as atropine, antidiarrheal drugs such as montelukast and so on. 2. Food poisoning: when the patient due to food poisoning caused by fever and diarrhea, it is recommended that the patient pay attention to a light diet, abdominal pain is serious injection of atropine antispasmodic, diarrhea is serious need to actively replenish fluids. If the above symptoms are not relieved, or accompanied by other symptoms, you should go to the hospital in time, after a clear cause to give targeted treatment. The above medications should be used under the guidance of a doctor, avoid self-medication.