Exhaust gas odor can be taken to eliminate food to strengthen the stomach of Chinese medicine, regulating the intestinal flora of medicine, promote gastrointestinal power of medicine, etc., but also may be food causes of physiological manifestations. Exhaust odor may be related to poor digestive function, gastrointestinal power insufficient diet stagnation, intestinal flora imbalance and other factors, for the above reasons with medication. 1. If dietary stagnation is the main cause, Chinese medicines can be taken orally to strengthen the stomach and eliminate food, such as stomach-healthy and eliminating food tablets, hawthorn pills, Baohe pills, and Muxiang Shunqi pills. 2. If diarrhea is often seen, it may be related to intestinal flora imbalance, and oral medicines to regulate intestinal flora such as bifidobacteria, probiotics, lactobacillus tablets, etc. can be taken. 3. If accompanied by gastric distension, oral gastrointestinal stimulants such as domperidone and mosapride can be taken. 4. If it is because of specific food, it is not necessary to use medication, and can be recovered after stopping eating for 2-3 days. If long-term exhaust odor need to consult a doctor in time, the relevant examination, to exclude gastrointestinal diseases, such as Helicobacter pylori infection need to follow the doctor’s prescription of anti-Helicobacter pylori medication, do not unauthorized use of drugs.