Generally, the onset of action of gastric suppression tablets is 1~2 hours after meals, which is still quite fast. Gastrointestinal tablets belong to the digestive drugs, clinically used in the loss of appetite, indigestion and other symptoms. The ingredients such as Panax ginseng, tangerine peel and malt have the function of eliminating food. Generally 1~2 hours after eating can be effective, during the use of drugs should pay attention to light diet, avoid eating some greasy stimulating food. Although it is a proprietary Chinese medicine, it should be prohibited for those who are allergic to it, and pregnant or lactating women should use it reasonably under the guidance of a doctor. Because the adverse effects of the tablets are not clear, so any discomfort after taking the drug should be promptly go to the hospital, under the guidance of the doctor for symptomatic treatment.