Acid reflux may be reflux esophagitis, chronic gastritis, etc. According to its cause, it can be adjusted by adjusting the diet, changing lifestyle habits, medication and other comprehensive management. 1. Reflux esophagitis: (1) Adjusting diet: prohibit spicy and stimulating, greasy and acidic food, and eat light and easy-to-digest food. (2) Change life habits: don’t lie down immediately after eating, and raise the head of the bed appropriately when sleeping to reduce reflux. (3) Medications: choose H2 receptor blockers such as ranitidine and cimetidine, etc., and combine with gastric stimulants such as domperidone and mosapride to relieve symptoms. 2. Chronic gastritis: (1) Dietary regulation: eat easily digestible food, not to eat food that stimulate gastric mucosa, such as chili, coffee, strong tea, etc.. (2) medication: acid inhibitors, such as omeprazole, pantoprazole, etc. can be given to inhibit the secretion of gastric acid, combined with gastric mucosal protection drugs, such as aluminum sulfate, bismuth potassium citrate, etc. to promote gastric mucosal repair to improve the gastric acid reflux. If acid reflux occurs, it is recommended to consult a doctor in a timely manner, under the guidance of the doctor to clarify the cause of the disease and targeted treatment, do not take medication on their own, so as not to delay the condition.