potassium iodide

  • 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.

Potassium iodide should be used with caution with lithium because concurrent use of both medications can lead to hypothyroidism.

PREGNANCY: There is increased risk of thyroid suppression in the newborn with potassium iodide. Potassium iodide should not be used during pregnancy.

NURSING MOTHERS: Potassium iodide is excreted in breast milk. Use in nursing mothers can cause skin rash and thyroid suppression in nursing infants. Therefore, potassium iodide should not be used in nursing mothers.

SIDE EFFECTS: Common side effects of potassium iodide are stomach upset, diarrhea, nausea, vomiting, skin rash, weakness, numbness, fever, and swelling of throat or neck.

REFERENCES: FDA Prescribing Information
Potassium iodide – Medscape

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