Colloidal bismuth tartrate capsule is mainly suitable for the treatment of peptic ulcer disease, in addition, it can also be used in the treatment of chronic colitis, ulcerative colitis and so on. Its role and efficacy are as follows: 1. Role: after taking this drug orally, it will form a colloid with strong affinity to the ulcer surface in the gastric juice, which can form an effective protective film to protect the damaged mucosa, isolate the gastric acid, promote the epithelial cell’s own repair, and stimulate the gastrointestinal mucosal epithelial cells to secrete mucus. At the same time, it also has a certain hemostatic effect. It can also kill Helicobacter pylori to a certain extent. 2. Efficacy: colloidal bismuth tartrate capsules can reduce the number of ulcers, so that the diameter of the ulcer surface is reduced, to a certain extent, to reduce the symptoms of the patient; at the same time, some studies have pointed out that it can make the number of bowel movements of patients with ulcerative colitis decrease. Taking this kind of drug must be under the guidance of a doctor, if there are adverse reactions, such as nausea and other symptoms, seek medical attention.