SuPrep for Colonoscopy

Liquid Diet

Start a liquid (no solid foods) diet from the moment of waking up on the day before the procedure.


Clear Liquid Diet

  • Gatorade, fruit juice (no citrus), soda, popsicles without fruit or cream, gelatin without fruit, broth without fat, coffee, and tea

  • No solid food

  • No dyes: specifically no red, orange, or purple colored foods

  • No dairy

SuPrep Preparation Instructions

  • 1st dose of SuPrep to be taken at 6pm day of liquid diet.

  • 2nd dose of SuPrep 6 hours prior to procedure.

  • May have clear liquids up to 4 hours before the procedure.

Do not eat or drink (not even water) anything 4 hours prior to your procedure.

  • Be sure to inform your doctors and nurses about any diabetic medications and/or blood thinners you take.

  • Take all medications for high blood pressure, heart conditions, or seizure disorder with water 6 hours prior to your procedure.  

  • Bring rescue inhalers, asthma inhalers, diabetic medications, glucose monitor, and CPAP or BiPap machine with you to the procedure.

  • Please be sure to have a ride arranged and with you to take you home after the procedure. If you do not have a ride with you, your procedure may be canceled.

Please call 303.398.1355, option #4 if you have any questions or need to change the time or cancel the appointment.


This information has been approved by Jeffrey King, MD (January 2015).

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