Bad stomach can be regulated by diet, lifestyle, emotion and medication. 1. Diet: Eat a reasonable diet, eat three meals a day at regular intervals, eat more vegetables and fruits, eat less coffee, strong tea, cola, eat less cold, greasy, spicy and other stimulating foods, chew slowly, avoid eating too fast. 2. Lifestyle: live a regular life, pay attention to rest, combine work and rest, quit smoking and drinking, use adrenocorticotropic hormone, non-steroidal anti-inflammatory drugs and other drugs with caution. And moderate exercise to improve the body’s immunity. 3. Emotions: regulate emotions, reduce stress, maintain a relaxed mood and avoid excessive tension. 4. Medications: Some patients with bad stomach may have excessive secretion of gastric acid leading to damage of gastric mucosa, they can take cimetidine, omeprazole and other drugs to inhibit the secretion of gastric acid according to the doctor’s instructions, they can also take magnesium alumina carbonate tablets, aluminum thioglycollate chewable tablets, and other medications to protect the gastric mucosa. The above drugs are prohibited for those who are allergic to them and should be taken in accordance with medical advice. If the patient’s stomach is not good, it is recommended to go to the regular hospital in a timely manner, after clarifying the cause of the disease, targeted treatment under the guidance of the doctor, in order to reduce the adverse effects of the disease.