What Is Barium Sulfate Suspension Used For?
Barium sulfate suspension consists of barium sulfate powder suspended in an aqueous solution. The low solubility of the heavy metal powder makes it safe for human consumption. Radiologists order this prescription medication for patients undergoing a CT scan.
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Function
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Barium sulfate suspension is classified as radiopaque because its density blocks the absorption of X-rays. Areas coated with the suspension will show up white on an X-ray. Doctors use this contrast to find abnormalities in the region.
Routes of Administration
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Oral administration of the suspension is required for X-rays of the esophagus, stomach or upper intestine. Rectal administration, via enema, is required for examination of the colon or lower intestine.
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Digestion
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Barium sulfate solution is thick but smooth. Stored at room temperature it has a taste similar to a warm, chalky milkshake. It is easily processed and expelled by the body.
Special Instructions
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Follow your doctor's instructions regarding what can be consumed the day of the procedure. Fasting is usually required. Drink plenty of fluids once the testing is complete.
Side Effects
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MedlinePlus lists common side effects of constipation, nausea, and diarrhea. Contact your doctor immediately if you experience difficulty breathing, rapid heartbeat or confusion.
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References
- Photo Credit Image by Flickr.com, courtesy of liz west
