It is true that stomach medicines should not be taken indiscriminately, and it is recommended that they be used wisely under the guidance of a doctor. There are many types of gastric drugs with different clinical indications. Common classification of gastric mucosa repair drugs, inhibit gastric acid secretion drugs, promote gastrointestinal dynamics, antibiotics, antispasmodics, etc., for example, simple chronic gastritis oral inhibition of gastric acid secretion drugs can be; if the combination of Helicobacter pylori need to be added to a gastric mucosa repair drugs, and then add two kinds of antibiotics; if the combination of gastritis and bile reflux need to be oral promotion of gastrointestinal dynamics drugs. Different gastric drugs have different contraindications and adverse reactions. For example, long-term use of aluminum may lead to osteoporosis, Alzheimer’s disease, etc., and is contraindicated in patients with severe kidney disease and pregnant women. Indiscriminate use of gastric drugs may aggravate the disease. Some patients may have functional dyspepsia caused by too little gastric acid secretion, and taking acid-suppressing drugs such as omeprazole and ranitidine indiscriminately will aggravate the condition. Therefore, gastric drugs should not be taken indiscriminately, under the guidance of a doctor to clarify the cause of the disease, targeted treatment!