Fasting medicine stomach upset need to drink more water, appropriate exercise, as well as massage on the abdomen, some people need to use omeprazole, colloidal bismuth pectin for treatment. Some drugs need to be taken in the state of fasting in order to allow the full effect of the components of the drug, but the drug can cause stomach discomfort in the process of taking. If you have stomach discomfort after taking drugs, you can drink more water to relieve it, which can not only dilute the concentration of drugs in the stomach, but also promote the absorption of drugs, so it has the effect of relieving stomach discomfort. A proper walk can enhance the gastric power, so that the drugs in the stomach can be discharged into the intestines as soon as possible, thus also helping to relieve the symptoms of stomach distress. Massage on the abdomen can relieve the stimulation caused by drugs on the stomach wall, while promoting blood circulation and accelerating the absorption of drug components. Some people have difficulty taking drugs on an empty stomach because of inflammation and ulcers in the stomach, so timely treatment is needed, mainly in the treatment of drugs to inhibit stomach acid and repair the gastric mucosa, such as omeprazole, colloidal bismuth, etc.