NCLEX RN Practice Test Free Related

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The doctor has ordered 80 mg of furosemide (Lasix) two times per day. The nurse notes the patient's potassium level to be 2.5 meq/L. The nurse should:

  • A. Administer the Lasix as ordered
  • B. Administer half the dose
  • C. Offer the patient a potassium-rich food
  • D. Withhold the drug and call the doctor
Correct Answer: D

Rationale: A potassium level of 2.5 mEq/L is dangerously low; withholding Lasix and notifying the doctor prevents further potassium loss.