Scroll to top
Colonoscopy Miralax Prep Instructions
Day before your procedure:
- Please follow a clear liquid diet only for all three meals:
- Examples: Apple Juice, white grape juice, chicken broth, beef broth, or vegetable broth, plain Jell-O, popsicles, Gatorade or lemonade. No milk or milk products. No liquids that are red or purple in color.
- Begin your prep as directed below.
- Drink plenty of water and other clear fluids throughout the day.
- DO NOT EAT OR DRINK ANYTHING AFTER MIDNIGHT.
- Mix one bottle of Miralax with 2 quarts (64 oz) of Gatorade. You may chill in the refrigerator. DO NOT ADD ICE.
- At 4:00pm, start drinking the miralax/Gatorade mixture, drinking one eight ounce glass every 20-30 minutes until gone.
- You should be finished drinking mixture by 8:00pm.
- When mixture is completed, take 2 Dulcolax tablets.
- Continue to drink clear fluids until midnight. DO NOT EAT OR DRINK ANYTHING AFTER MIDNIGHT.
Day of your procedure:
- DO NOT EAT OR DRINK ANYTHING PRIOR TO THE PROCEDURE. You may take medications with a small sip of water. The following medications are encouraged prior to your procedure:
- Hypertension medications that do not include diuretics.
- Seizure medications.
- If you are diabetic, DO NOT TAKE your oral diabetic medications or any insulin.
- Dress in comfortable clothes. You will be more comfortable after your procedure if you are wearing clothes that are not too tight around your abdomen.
- NO DRIVING: Due to the sedation, you will not be allowed to drive after your procedure. You will not be allowed to have your procedure if you do not have a drive available.