Stomach pain caused by chemotherapy is mainly due to the damage of gastric mucosa by chemotherapy drugs, which needs to be relieved by general treatment and medication under the guidance of doctors. 1. General treatment: pay attention to eating on time, chewing and swallowing slowly; strengthen exercise, relieve mental stress, promote gastrointestinal digestion, and enhance the barrier ability of the intestinal mucosa; when the patient has abdominal pain, he can drink warm water, massage and apply hot compresses to the abdomen to relieve the symptoms. 2. Drug therapy: drugs to reduce gastric acid secretion, such as omeprazole, famotidine, cimetidine, etc.; can also be applied to gastric mucosal protection drugs, such as colloidal bismuth, magnesium aluminum carbonate, etc.; patients with severe stomach pain can be appropriately given antispasmodic and analgesic drugs, such as atropine. It is recommended that when stomach pain occurs during chemotherapy, consult a doctor in time to identify the cause and standardize the treatment under the guidance of the doctor.