Manhattan Gastroenterology
  • MIDTOWN 51 EAST 25TH, 4 FL New York, NY, 10010
  • UPPER EAST SIDE 983 PARK AVE, STE 1D New York, NY, 10028
  • UNION SQUARE 55 W. 17TH ST STE 102 New York, NY, 10011

Colonoscopy is an important and routine screening examination that can save your life. The bowel preparation instructions below are intended to guarantee that little or no stool remains in your intestine before the procedure to ensure its effectiveness. Please follow them carefully and contact your gastroenterologist in case of any concerns.

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2 DAY COLONOSCOPY PREPARATION: MAG CITRATE AND MIRALAX
PLEASE PURCHASE
  • Over the counter at local pharmacy
    • Dulcolax (bisacodyl) 5 mg pills (need 6 pills total)
    • Magnesium citrate 10 oz bottle
    • Miralax 238 gram bottle
    • Gatorade – two 32 oz bottles (No Red, Purple or Orange Color)
7 DAYS BEFORE
  • Stop fiber supplements and iron supplements, including multivitamins
4 DAYS BEFORE Begin a LOW FIBER Diet including:

  • White or sour dough bread
  • White Rice, Pasta
  • Eggs, Chicken, Turkey, Fish
  • Cheese, Yogurt, Milk, Ice Cream, Pudding
  • Canned or cooked fruit/vegetables without skin or peel (carrots, cucumbers, potatoes)
  • Pureed fruits/vegetables (smoothies, strained puree soups)
  • Creamy peanut or almond butter
High Fiber Foods to AVOID:

  • Raw fruits/vegetables with seeds, skin, membranes
  • Cooked/canned fruit/vegetables with skin/seeds/peel
  • Whole wheat or multigrain bread or crackers
  • Nuts, Seeds
  • Popcorn
  • Oatmeal, bran cereal
  • Brown rice, quinoa
3 DAYS BEFORE
  • Continue LOW FIBER Diet
  • Avoid solid foods after midnight
2 DAYS BEFORE
  • Begin FULL LIQUID Diet:
    • Smoothies
    • Pureed soups
    • Milk and milk products (yogurt without fruit, pudding, ice cream, sherbet)
    • Clear liquids (see list under “1 day before”)
  • 6PM: Take Dulcolax 3 tablets with sips of water
  • 7PM: Take Magnesium Citrate
    • Drink the 10 oz bottle of magnesium citrate
    • Next drink at least three 8 oz glasses of water or other clear liquid
    • Drink ALL of this liquid within an hour
1 DAY BEFORE
  • MORNING: Start a CLEAR LIQUID Diet
    • Water
    • Apple, White Grape, White Cranberry Juices without Pulp
    • Clear Soup/Broth
    • Tea or Black coffee (no milk/creamer)
    • Gatorade/Powerade (no red, purple or orange color)
    • Jello (no red, purple, or orange color)
    • Popsicles (no red, purple, or orange color)
  • 6PM: Take Dulcolax 3 tablets with sips of water
  • 7PM:
    • Pour half of the Miralax into one Gatorade bottle and half into the second Gatorade bottle; shake until dissolved
    • Drink one 32 oz bottle, a cup every 15 minutes until completed
    • Put the second 32 oz bottle in the refrigerator
  • Bowel movements should begin 1-2 hours after starting the Miralax/Gatorade mix but the effect can be delayed by up to 4-6 hours
DAY OF COLONOSCOPY
5 HOURS BEFORE
  • Drink the second 32 oz bottle of Miralax/Gatorade
    • A cup every 15 minutes until completed
  • By the end of the cleanse your stool should be a clear liquid with yellow or green tinge
3 HOURS BEFORE
  • Stop drinking/eating clear liquids
  • Do not chew gum or mints
  • Take regular medications with a small sip of water the morning of your procedure unless otherwise instructed by your physician
30 MIN BEFORE
  • Arrive at endoscopy suite 30 MIN PRE PROCEDURE (no later!)
  • Bring list of current medications including doses
  • Bring a Photo ID and Insurance Card
  • Bring any applicable Referrals
  • Please do not bring any valuables
GENERAL INSTRUCTIONS:
IF YOU HAVE DIABETES
  • Contact your primary care doctor or endocrinologist for instructions regarding your medications
IF YOU TAKE MEDICATION TO THIN YOUR BLOOD
  • Contact your gastroenterologist for further instructions
  • Medications include but are not limited to:
    • Heparin, Lovenox, Warfarin (Coumadin), Rivaroxaban (Xarelto), Apixaban (Eliquis), Edoxaban (Lixiana, Savaysa), Betrixaban (Bevyxxa), Clopidigrel (Plavix), Prasugrel (Effient), Brilinta (Ticagrelor)
IF YOU TAKE ASPIRIN OR BLOOD PRESSURE MEDICATIONS
  • Continue to take these medication(s)
ESCORT
  • Please ensure that you have an escort (responsible adult over the age of 18) to pick you up at the end of the procedure
Updated on May 2, 2022 by Dr. Shawn Khodadadian (Gastroenterologist) of Manhattan Gastroenterology Manhattan Gastroenterology Locations: Manhattan Gastroenterology (Upper East Side) 983 Park Ave Ste 1D, NY 10028
(212) 427-8761
Manhattan Gastroenterology (Midtown) 51 East 25th Street Ste 407, NY 10010
(212) 533-2400
Manhattan Gastroenterology (Union Square) 55 W 17th St Ste 102, NY 10011
(212) 378-9983