Drink plenty of liquids but try to limit carbonated beverages as it can cause
gas pain or make it worse. Speaking of
gas, you might want to have some
Gas x or something similar on hand as either way your surgery is done, you will probably have some gas pain, which is normal but can be very painful.
If you get sick with anesthesia, be sure to have your doc prescribe anti-nausea meds for you, for both the hospital and at home.