Before a colonoscopy, a person needs to drink a special fluid that clears their bowels to make any irregularities easier to spot during the procedure. Some people may call this a “colonoscopy ...

Examples include GoLYTELY, NuLYTELY, CoLyte, GaviLyte, and TriLyte. Low volume PEG preparations require you to drink smaller amounts of solution. Examples include Miralax, Moviprep, and PLENVU.