Gastrointestinal discomfort and nausea and vomiting are mainly due to the following conditions: 1, indigestion. The patient’s gastrointestinal peristaltic function will be reduced, which will easily cause indigestion in the intestinal tract and require the use of drugs that promote gastrointestinal dynamics, such as morpholine, mosapride, etc. 2, due to food accumulation. Some patients due to improper diet, intake of too much food, piled up in the body can not be digested, will also cause gastrointestinal discomfort and nausea and vomiting, need to take drugs to promote digestion to relieve symptoms, and to avoid cold. 3, gastrointestinal motility disorders. The speed of eating too fast can cause too much air to enter the body, resulting in gastrointestinal discomfort and burping.