If you are too hungry before the colonoscopy, you can use intravenous infusion to give parenteral nutrition to relieve hunger.
Enteroscopy before the need for fasting and water, and to carry out enema operations, such as oral polyethylene glycol electrolytes for diarrhea, in order to achieve the basic cleanliness of the intestinal tract, which in turn facilitates the colonoscopy of the intestinal tract of the clear observation for the colonoscopy before the examination is really too hungry, you can use intravenous infusion, replenishment of the body’s need for sugar, salts, electrolytes, and so on.
For this kind of people, the hunger should be relieved to a certain extent after the intravenous infusion of nutrition, and the people after the colonoscopy examination can not eat immediately, and it is generally recommended to eat about 4 hours after the general examination, and gradually transition from liquid diet to general food.
However, the specific time to eat varies from person to person, and you can consult a professional physician for advice.