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U.S. Department of Health and Human Services


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Prussian Blue (ferric hexacyanoferrate (II)) for Treatment of Internal Contamination with Thallium or Radioactive Cesium

FDA has approved Radiogardase, also known as Prussian blue, for treatment of patients with known or suspected internal contamination with radioactive cesium and/or radioactive or non-radioactive thallium to increase their rates of elimination.