Cleansing the next day after eating a large meal can drink more water, eat a diet of light and easy to digest vegetables, appropriate exercise and so on. Too much meat after a big meal may increase the digestive burden of the gastrointestinal tract, resulting in too much food and gas accumulation in the human gastrointestinal tract. If you want to clean up your intestines, it is recommended to pay attention to proper exercise, drink plenty of water, eat a light diet, and don’t eat too much. First of all, exercise is to help promote gastrointestinal peristalsis, can help the digestion and decomposition of food, with the effect of promoting defecation. Secondly, drinking more water will help dilute the contents of the gastrointestinal tract, promote the digestion and absorption of intestinal contents, and prevent the food from staying too long and forming hard feces. The next day’s diet must be light and easily digestible, which can reduce the burden on the intestines. If accompanied by abdominal distension and defecation difficulties, you can take lactulose, compound polyethylene glycol and other drugs to laxative, specific drugs should be taken in accordance with medical advice. Normally, it is recommended to eat light and little, avoid oversatiety, and eat regularly.