Drugs to increase appetite are twofold: 1) drugs to promote gastrointestinal motility; and 2) drugs to regulate intestinal function and improve intestinal flora. The most common drugs for the former are mosapride citrate, itopride tablets, and morpholine. The drugs used for the latter are bifidobacteria capsules, Pu Yuan and stomach capsules, and Alatan Wu Wei Wan. Medications to increase appetite are generally given, and zinc gluconate can also be taken orally, as zinc ions are effective in promoting digestion and are very helpful in improving the repair of the gastrointestinal mucosa. Drugs to increase food motivation can also be given orally with stomach-strengthening and appetite suppressant tablets, and proprietary Chinese medicines can also play a supporting role. In short, this class of drugs only has a certain promotion effect on food, promote digestion and improve the gastrointestinal power. If it is the premise of a normal diet, it is recommended to exercise more, pay attention to rest and avoid strain.