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Suprep Bowel Prep Kit Side Effects

Generic Name: magnesium sulfate / potassium sulfate / sodium sulfate

Note: This page contains side effects data for the generic drug magnesium sulfate / potassium sulfate / sodium sulfate. It is possible that some of the dosage forms included below may not apply to the brand name Suprep Bowel Prep Kit.

It is possible that some side effects of Suprep Bowel Prep Kit may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.

For the Consumer

Applies to magnesium sulfate / potassium sulfate / sodium sulfate: oral liquid

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.

For Healthcare Professionals

Applies to magnesium sulfate / potassium sulfate / sodium sulfate: oral liquid


Other side effects have included overall discomfort (54%). Serum chemistry adverse reactions have included anion gap (high), bicarbonate (low), bilirubin total (high), BUN (high), calcium (high), chloride (high), creatinine (high), osmolality (high), osmolality (low), potassium (high), sodium (low), and uric acid (high).[Ref]


Gastrointestinal side effects have included abdominal distension (40%), abdominal pain (36%), nausea (36%), and vomiting (8%).[Ref]

Nervous system

Nervous system side effects have included headache (1.1%).[Ref]


1. "Product Information. Suprep Bowel Prep Kit (magnesium/potassium/sodium sulfates)." Braintree Laboratories, Braintree, MA.

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

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