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Suprep Bowel Prep Kit

Generic Name: magnesium, potassium, and sodium sulfates (mag NEE see um, poe TAS ee um, SOE dee um SUL fates)
Brand Name: Suprep Bowel Prep Kit

What is Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates)?

Magnesium, potassium, and sodium sulfates are used in a laxative that works by increasing the amount of water in your intestines and helps your bowels to move more quickly.

Magnesium, potassium, and sodium sulfates is a combination medicine used in adults to clean the bowel before a colonoscopy.

Magnesium, potassium, and sodium sulfates may also be used for purposes not listed in this medication guide.

What is the most important information I should know about Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates)?

You should not take this medicine if you have a blockage in your stomach or intestines, slow digestion, colitis or toxic megacolon, or a perforated bowel.

What should I discuss with my healthcare provider before taking Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates)?

You should not take this medicine if you are allergic to it, or if you have:

  • blockage in your digestive tract (stomach or intestines);

  • slow digestion;

  • a perforated bowel; or

  • colitis or toxic megacolon.

This medicine causes loose stools or diarrhea, which can also result in fluid loss and electrolyte imbalances. This may be more likely if you have:

  • kidney disease;

  • heart disease; or

  • if you take an NSAID (nonsteroidal anti-inflammatory drug).

To make sure this medicine is safe for you, tell your doctor if you have:

  • ulcerative colitis, inflammatory bowel disease;

  • stomach problems;

  • trouble swallowing, gastroesophageal reflux disease (GERD);

  • heart disease, heart rhythm disorder, recent heart attack or heart surgery;

  • a seizure disorder;

  • gout;

  • recent withdrawal from drug or alcohol addiction; or

  • an electrolyte imbalance (such as high or low levels of potassium, sodium, phosphorous, or magnesium in your blood).

It is not known whether this medicine will harm an unborn baby. Tell your doctor if you are pregnant.

It is not known whether this medicine passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

Do not give this medicine to anyone under 5 years old without medical advice.

How should I take Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates)?

Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended. You may need to use 2 bottles to get your entire dose.

This medicine must be mixed (diluted) with water before you take it. Drinking the undiluted solution out of the medicine bottle can cause unpleasant or dangerous side effects.

Read all patient information, medication guides, and instruction sheets provided to you. Ask your doctor or pharmacist if you have any questions.

To keep from getting dehydrated, drink plenty of water or other clear liquids. Do not drink milk or any liquid colored red or purple. Follow your doctor's instructions about the type and amount of liquids to drink for 24 hours after taking magnesium, potassium, and sodium sulfates.

While taking this medicine, you must not eat any solid food. Drink only clear liquids.

Call your doctor if you are sick with vomiting, or if you are sweating more than usual. You may need blood tests to check your electrolyte levels.

Store at room temperature away from moisture and heat. Throw away any leftover medicine after your treatment ends.

What happens if I miss a dose?

Call your doctor for instructions if you miss a dose or do not finish all doses required before your colonoscopy.

Do not use more than the recommended dose of this medicine in any 24-hour period.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates)?

Do not use any other laxatives at the same time.

This medicine can make it harder for your body to absorb other medicines you take by mouth. Avoid taking other oral medicines within 2 hours before or after you take magnesium, potassium, and sodium sulfates.

Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates) side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using this medicine and call your doctor at once if you have:

  • headache, dizziness, vomiting, little or no urinating;

  • bloating, stomach cramps, trouble swallowing liquids;

  • fast, slow, or uneven heart rate;

  • fever, sudden or severe stomach pain, rectal bleeding or bright red bowel movements;

  • seizure (blackout or convulsions); or

  • no bowel movement after use.

Common side effects may include:

  • nausea;

  • vomiting; or

  • bloating or mild stomach discomfort.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

See also: Side effects (in more detail)

What other drugs will affect Suprep Bowel Prep Kit (magnesium, potassium, and sodium sulfates)?

Tell your doctor about all your current medicines and any you start or stop using, especially:

  • heart or blood pressure medication;

  • seizure medicine;

  • medicine to treat kidney problems;

  • a diuretic or "water pill";

  • other laxatives; or

  • NSAIDs (nonsteroidal anti-inflammatory drugs)--aspirin, ibuprofen (Advil, Motrin), naproxen (Aleve), celecoxib, diclofenac, indomethacin, meloxicam, and others.

This list is not complete. Other drugs may interact with magnesium, potassium, and sodium sulfates, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.

More about Suprep Bowel Prep Kit (magnesium sulfate / potassium sulfate / sodium sulfate)

Consumer resources

Professional resources

Other formulations

Related treatment guides

Where can I get more information?

  • Your doctor or pharmacist can provide more information about magnesium, potassium, and sodium sulfates.
  • Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
  • Disclaimer: Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 1996-2012 Cerner Multum, Inc. Version: 1.01.

Date modified: October 14, 2016
Last reviewed: February 11, 2015