Bloating after colonoscopy is usually caused by inflation in the intestinal lumen during colonoscopy. Colonoscopy requires inflation in the intestinal lumen, and the inflation facilitates the observation of every part of the intestines to avoid missing important organs and avoid missing lesions. Therefore, after the colonoscopy, some patients will have the symptom of abdominal distension. For the examiner who has intestinal distension after doing colonoscopy, he can massage his abdomen, or he can also move appropriately, which are all conducive to enhancing the peristaltic movement of the intestines thus promoting the discharge of gas It is recommended that he should move appropriately to promote the peristaltic movement of the intestines, which can then be conducive to the discharge of gas. In addition, it is also recommended to go to the toilet squatting, and then try to the intestinal cavity of the gas out of the body. If the bloating is still serious, you can follow the doctor’s advice to take some drugs to promote gastrointestinal peristalsis and gas discharge, such as domperidone, to relieve abdominal bloating. Bloating after colonoscopy is a normal phenomenon, promote gastrointestinal peristalsis and exhaust, if necessary, consult the hospital, follow the doctor’s instructions for treatment.