There is no medication that can quickly relieve bloating after meals in the elderly. Elderly people bloating after meals may be related to dietary factors, dyspepsia, chronic gastritis, gastric ulcer, etc., according to the cause of the diet, gastric stimulant (domperidone, etc.), acid inhibiting drugs (omeprazole, etc.), gastric mucosal protection drugs (aluminum thioglycollate, etc.) and antibiotics (amoxicillin, etc.) and other drug therapy. 1. Dietary factors: eating too much gas-producing food can cause flatulence, generally do not need to take medication, should stop eating easy to exhaust the food, and at the same time, more massage of the abdomen, abdominal distension can be relieved. 2. Indigestion: Domperidone, Mosapride, pepsin and other drugs can be given to increase gastric power, promote food digestion and relieve bloating symptoms. 3. Chronic gastritis: when there is inflammation in the gastric mucosa, the digestive ability is weak, which can also cause flatulence after meals. Acid-suppressing drugs such as omeprazole and ranitidine can be given, combined with gastric mucosa-protecting drugs, such as aluminum thioglycollate and bismuth potassium citrate, etc., for treatment. 4. Gastric ulcer: if infected with Helicobacter pylori, antibiotics such as amoxicillin, metronidazole, etc., combined with bismuth potassium citrate, rabeprazole and other drugs to eradicate Helicobacter pylori. The above medications should be used under the guidance of a medical professional. Elderly people who cannot improve their bloating after meals are advised to seek medical advice as soon as possible to identify the cause of the disease and follow the doctor’s instructions for treatment.