How long does it take to recover from a colonoscopy and endoscopy?
In the first two to four hours of upper endoscopy recovery, you may feel slightly bloated from the air that was placed in your stomach during the examination, and your throat may feel numb and slightly sore.tarting Your Upper Endoscopy Recovery. After the upper endoscopy (also known as an EDG), you will either be closely monitored in the recovery room or return to your hospital room.