Prep Instructions Opt-in to receive Day-by-Day Prep Instructions Click Here to Opt-in Here you will find a list of the prep required for your procedure. Colonoscopy Preps: Suflave Prep Suprep Colonoscopy Prep Sutab Prep Golytely Prep Gatorade Prep Clenpiq Prep Flex-Sigmoidoscopy Prep Under Endoscopy Preps: EGD Prep