For the treatment of stomach acid and reflux, the first thing is to adjust the habits of life and diet, you can eat less and more meals, less high-fat food, less chocolate, less coffee, less spicy and stimulating food. Do not lie down to rest immediately after eating, and it is best not to eat again 2-3 hours before going to bed at night. Raise the head of the bed 10-20cm when sleeping, and also try to avoid activities that increase abdominal pressure, such as bending over, wearing tight-fitting clothes and pants, and carrying heavy objects. When the symptoms are severe, you can use drugs for treatment. There are two major categories of drugs commonly used, one is drugs that inhibit gastric acid secretion, including proton pump inhibitors, H2 receptor antagonists, antacids, commonly used drugs such as omeprazole enteric capsules, pantoprazole sodium enteric capsules, ranitidine hydrochloride capsules, famotidine tablets, magnesium aluminum carbonate tablets, and compound aluminum hydroxide tablets. Another category of drugs to promote gastrointestinal motility, can reduce the occurrence of reflux, commonly used drugs are domperidone tablets, mosapride citrate tablets, itopride hydrochloride tablets, etc.