The general side effects of painless gastroscopy are relatively small. Painless gastroscopy, as a relatively common abdominal examination method, refers to the examination inside the human body after the injection of anesthetic agents, passing through the oral cavity, esophagus, stomach, and duodenum. Under the effect of anesthetics, it is sensation-free. After the gastroscopy is completed, there are basically very few side effects. Some patients may experience a slight dizziness during the early recovery period, and they need to wait in the observation room until they are fully awake. It is recommended to eat some easy-to-digest liquid food two hours after the examination.

If the patient is special, suffering from severe hypertension, coronary heart disease, and heart disease, etc., they will bear a greater risk and it is not recommended to undergo gastroscopy surgery.