Acid reflux after eating, if it is caused by eating too much food or eating irritating food, it is mostly considered that such food will aggravate the secretion of more gastric acid and increase the emptying peristalsis of the stomach, so it will cause incomplete emptying of food and upward reflux, which is manifested as acid reflux. If the amount of food eaten in general is relatively small, acid reflux symptoms may also occur, which is mostly seen in reflux esophagitis, functional gastric disease, gastric erosion, peptic ulcer and other diseases, and requires an electronic gastroscopy for clarification. After the diagnosis is confirmed, if it is reflux esophagitis or functional gastric disease, the drug such as Mosapride citrate plus Omeprazole is chosen for treatment. If it is clear that it is erosion or peptic ulcer, it needs to be treated with medication such as Eprazole plus Rehabin solution. If the acid reflux symptoms are more severe, you need to add domperidone for anti-reflux treatment. Diet should be small and frequent, less spicy, fried and other stimulating foods, and no alcohol.