Is There Much Preparation Needed For Endoscopy?
For gastroscopy, Capsule Endoscopy and examination of bile and pancreatic ducts, a patient only needs to fast for at least 8 hours prior to the examination, usually overnight, but can drink water if thirsty. This causes minimal inconvenience.
For colonoscopy, in order for the endoscopist to see clearly, a patient needs to take some gentle laxatives prior to the examination to clear the bowels of all stools. A few hours must be spent clearing the bowels and this can usually be done comfortably at home. Typically, one cup of a laxative is taken in the evening and the process of bowel cleansing begun before bedtime. Then a second cup of a different laxative is taken early on the morning of the examination to complete the bowel preparation. Depending on the patient’s situation, other types of bowel preparation solutions may be offered, such as Polyethylene Glycol.
All modern bowel preparation solutions are generally very easy to take and quite tolerable. Some patients find the taste a bit salty and need to drink plain water or a clear beverage such as 7-Up to cleanse the palate. If it is difficult to drink the bowel preparation solutions all at once, patients can sip it gradua