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Sodium Polystyrene Sulfonate News
FDA Medwatch Alert: Kayexalate (sodium polystyrene sulfonate): Drug Safety Communication - FDA Recommends Separating Dosing
Posted 6 Sep 2017 by Drugs.com
ISSUE: FDA is recommending that patients avoid taking the potassium-lowering drug sodium polystyrene sulfonate (Kayexalate) at the same time as other medicines taken by mouth. A study found that sodium polystyrene sulfonate binds to many commonly prescribed oral medicines, decreasing the absorption and therefore effectiveness of those oral medicines. To reduce this likelihood, we recommend ...
FDA Medwatch Alert: Kayexalate (sodium polystyrene sulfonate): Drug Safety Communication - FDA Requires Drug Interaction Studies
Posted 22 Oct 2015 by Drugs.com
ISSUE: FDA is requiring the Kayexalate manufacturer to conduct studies to investigate Kayexalate’s potential to bind to other medications administered by mouth – drug interactions that could affect how well the other medications work. The approved labeling for Kayexalate describes its potential to decrease absorption of lithium and thyroxine; however, extensive drug-drug interaction studies with K ...