Polystyrene sulfonate is used in renal failure to ___________

Polystyrene sulfonate is used in renal failure to ___________ Correct Answer Exchange potassium ions

In renal failure, patient becomes hyperkalemic because they can’t excrete potassium in the urine. Polystyrene sulfonate acts to excrete potassium by pulling potassium into the bowls and exchanging it for sodium.
Bissoy MCQ

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