Can not drink water immediately after gastroscopy, can be combined with the actual situation of specific analysis.
1. If you are doing ordinary gastroscopy, after gastroscopy, gastrointestinal peristalsis has not returned to normal state, drink water immediately will stimulate gastric mucous membrane secretion, nausea, vomiting and other symptoms, you can observe 2~3 hours after the gastrointestinal recovery of the normal state and then drink water, which can reduce the physical discomfort.
2. If you are doing painless gastroscopy, local anesthesia will be used before gastroscopy, and the anesthesia in the throat may still exist after the end of gastroscopy, and at this time, drinking water may cause choking and coughing, which will increase the risk of aspiration pneumonia and asphyxia, so you need to wait for about 1 hour, and drink water in moderation after the anesthesia drug is ineffective.
Specific precautions after the end of gastroscopy can consult a specialized physician.