sodium polystyrene sulfonate (Kalexate, Kayexalate, Kionex, SP)

  • Pharmacy Author:
    Omudhome Ogbru, PharmD

    Dr. Ogbru received his Doctorate in Pharmacy from the University of the Pacific School of Pharmacy in 1995. He completed a Pharmacy Practice Residency at the University of Arizona/University Medical Center in 1996. He was a Professor of Pharmacy Practice and a Regional Clerkship Coordinator for the University of the Pacific School of Pharmacy from 1996-99.

  • Medical and Pharmacy Editor: Jay W. Marks, MD
    Jay W. Marks, MD

    Jay W. Marks, MD

    Jay W. Marks, MD, is a board-certified internist and gastroenterologist. He graduated from Yale University School of Medicine and trained in internal medicine and gastroenterology at UCLA/Cedars-Sinai Medical Center in Los Angeles.

Is sodium polystyrene sulfonate-powder safe to take if I'm pregnant or breastfeeding?

Sodium polystyrene sulfonate is classified asFDA pregnancy risk category C. Use of sodium polystyrene sulfonate during pregnancy has not be adequately studied. Due to the lack of conclusive safety data, sodium polystyrene sulfonate should only be used during pregnancy if the benefits of treatment outweigh the potential risk to the fetus.

It is not known if sodium polystyrene sulfonate is excreted in human milk. Due to the lack of safety data, this medication should be used cautiously in females who are breastfeeding.

What else should I know about sodium polystyrene sulfonate-powder?

What preparations of sodium polystyrene sulfonate-powder are available?

  • Oral suspension: 15 g/60 ml
  • Oral powder for suspension: 454 g
  • Rectal suspension: 15 g/60 ml

How should I keep sodium polystyrene sulfonate-powder stored?

This medication should be stored at room temperature, between 15 C to 30 C (59 F to 86 F).

Medically reviewed by John P. Cunha, DO, FACOEP

REFERENCE:

FDA Prescribing Information.

Medically Reviewed by a Doctor on 5/16/2017
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