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Suprep Bowel Prep Dosage

Each 6 ounce bottle contains: sodium sulfate 17.5 grams, potassium sulfate 3.13 grams, magnesium sulfate 1.6 grams.
Dosage form: oral solution, concentrate

Medically reviewed by Drugs.com. Last updated on Aug 18, 2020.

Dosage and Adminstration Overview

Administration of two bottles of SUPREP Bowel Prep Kit and additional water is required for a complete preparation for colonoscopy. One bottle of SUPREP Bowel Prep Kit is equivalent to one dose. SUPREP Bowel Prep Kit is supplied in two dosage strengths [see Dosage Forms and Strengths ( 3)] . The recommended dosage is:

Adults: Two 6-ounce doses [see Dosage and Administration ( 2.3)] .
Pediatric patients 12 years of age and older: Two 4.5-ounce doses [see Dosage and Administration ( 2.4)] .

Important Preparation and Administration Instructions

  • Correct fluid and electrolyte abnormalities before treatment with SUPREP Bowel Prep Kit [see Warnings and Precautions ( 5.1)]
  • Must dilute SUPREP Bowel Prep Kit in water before ingestion.
  • Must consume additional water after each dose of SUPREP Bowel Prep Kit.
  • On the day before colonoscopy, consume only a light breakfast or clear liquids (e.g., water, strained fruit juice without pulp, lemonade, plain coffee or tea, chicken broth, gelatin dessert without fruit). On the day of the colonoscopy only consume clear liquids up to two hours prior to colonoscopy.
  • Do not eat solid food or drink milk or eat or drink anything colored red or purple.
  • Do not drink alcohol.
  • Do not take other laxatives while taking SUPREP Bowel Prep Kit.
  • Do not take oral medications within one hour of starting each dose of SUPREP Bowel Prep Kit.
  • If taking tetracycline or fluoroquinolone antibiotics, iron, digoxin, chlorpromazine, or penicillamine, take these medications at least 2 hours before and not less than 6 hours after administration of SUPREP Bowel Kit [see Drug Interactions ( 7.2)] .
  • Stop consumption of all fluids at least 2 hours prior to the colonoscopy.

Recommended Dosage and Administration for Adults

The recommended Split-Dose (two-day) regimen for adults consists of two 6-ounce doses of SUPREP Bowel Prep Kit: the first dose during the evening prior to colonoscopy and the second dose the next day, during the morning of the colonoscopy.

Each dose consists of one bottle of SUPREP Bowel Prep Kit with additional water. The total volume of liquid required for colon cleansing (using two bottles) is 3 quarts. The following are recommended dosage and administration instructions for adults:

Dose 1 – On the Day Prior to Colonoscopy:

  • May consume a light breakfast, or only clear liquids (no solid food).
  • In the evening before the procedure, pour the contents of one bottle of SUPREP Bowel Prep Kit into the mixing container provided.
  • Add cool drinking water to the 16-ounce fill line on the container, mix, and drink the entire amount.
  • Drink two additional containers filled with water to the 16-ounce fill line over the next hour.

Dose 2 - Day of Colonoscopy:

  • Continue to consume only clear liquids.
  • In the morning (10 to 12 hours after the evening dose) on the day of the procedure, pour the contents of the second bottle of SUPREP Bowel Prep Kit into the mixing container provided.
  • Add cool drinking water to the 16-ounce fill line on the container, mix, and drink the entire amount.
  • Drink two additional containers filled with water to the 16-ounce fill line over the next hour.
  • Complete all solution of SUPREP Bowel Prep Kit and required water at least two hours prior to colonoscopy.

Recommended Dosage and Administration for Pediatric Patients 12 Years of Age and Older

The recommended Split-Dose (two-day) regimen for pediatric patients 12 years of age and older consists of two 4.5-ounce doses of SUPREP Bowel Prep Kit: the first dose during the evening prior to colonoscopy and the second dose the next day, during the morning of the colonoscopy.

Each dose consists of one bottle of SUPREP Bowel Prep Kit with additional water. The total volume of liquid required for colon cleansing (using two bottles) is 2.25 quarts. The following are recommended dosage and administration instructions for pediatric patients 12 years of age and older and/or their caregivers:

Dose 1 – On the Day Prior to Colonoscopy:

• May consume a light breakfast, or only clear liquids (no solid food).
• In the evening before the procedure, pour the contents of one bottle of SUPREP Bowel Prep Kit into the mixing container provided.
• Add cool drinking water to the 12-ounce fill line on the container, mix, and drink the entire amount.
• Drink two additional containers filled with water to the 12-ounce fill line over the next hour.

Dose 2 – Day of Colonoscopy:

• Continue to consume only clear liquids.
• In the morning (10 to 12 hours after the evening dose) on the day of the procedure, pour the contents of the second bottle of SUPREP Bowel Prep Kit into the mixing container provided.
• Add cool drinking water to the 12-ounce fill line on the container, mix, and drink the entire amount.
• Drink two additional containers filled with water to the 12-ounce fill line over the next hour.
• Complete all solution of SUPREP Bowel Prep Kit solution and required water at least two hours prior to colonoscopy.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Frequently Asked Questions