When patients have gastroenteritis, try to avoid eating hawthorn because it has a high acidity, and the secretion of stomach acid increases after eating, which can cause acid reflux, heartburn, and even cause stomach pain, bloating and other uncomfortable symptoms. When there is gastroenteritis, try to eat some warm, soft, light and easy to digest food, avoid the intake of too acidic, too sweet, too cold and too oily food, avoid the adverse effects of strong tea, coffee, alcohol, etc. to prevent the aggravation of the disease, if necessary, you can take oral proton pump inhibitors, gastric mucosal protective agents, promote gastric power and other drugs to promote the recovery of the disease. If the patient’s symptoms persist without relief, it is recommended to go to the hospital for gastroscopy, colonoscopy, abdominal CT, whole gastrointestinal barium imaging, and give comprehensive treatment according to the cause under the guidance of a specialist to promote the recovery of the disease.