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OPRA Therapeutics and Patient Care QUESTION #3897
Question 1
Potassium supplementation is contraindicated when a patient is concurrently using which of the following diuretics?
  • Chlorthalidone
  • Hydrochlorothiazide
  • Furosemide
  • Amiloride✔️
Correct Answer Explanation
Amiloride is a potassium-sparing diuretic. Co-administration of potassium supplements risks dangerous hyperkalaemia, unlike thiazide or loop diuretics which cause potassium loss.