The nurse is administering a Kayexelate enema to a patient with an elevated potassium level. The patient asks how long he will have to retain the enema. Which of the following responses is correct?

"30 minutes."

Explanation

• Kayexelate is administered with the patient in Sim's position and needs to be retained for at least 30 minutes to allow the patient's bowel to exchange potassium for sodium. Then diarrhea will occur to facilitate potassium loss.

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