After gastroscopy, you need to pay attention to your diet, rest more, and pay attention to observe the recovery of your body. 1. Pay attention to diet: gastroscopy will cause some damage to the mucous membrane of the throat and stomach, usually 1 hour before eating, so as not to eat too early to stimulate the throat and stomach, resulting in increased discomfort. If the gastroscopy is painless, as the anesthesia will take some time to wear off, it usually takes 2 hours before you can eat and drink, so as to avoid nausea and adverse effects. After gastroscopy to warm soft food, and to light and easy to digest, for example, you can choose to eat rice soup, millet porridge or rotten noodles and so on. 2. Pay attention to rest: gastroscopy will have some damage to the body, so after the examination, you should also rest, do not strain, to ensure adequate sleep, avoid staying up all night, so as not to affect the recovery. 3. Observe the recovery situation: within three days after the gastroscopy, you should also pay attention to observe the recovery situation of the body, if there are any abnormal conditions, such as obvious nausea, vomiting and black stools, etc., you should go to the hospital in time to review, so as to avoid adverse consequences. Gastroscopy must be strictly in accordance with the doctor’s instructions to do a good job of care, beneficial to the recovery.