ATI Pharmacology Practice Exam Related

Review ATI Pharmacology Practice Exam related questions and content

Which of the following is a potassium-sparing diuretic?

  • A. Furosemide
  • B. Spironolactone
  • C. Hydrochlorothiazide
  • D. Bumetanide
Correct Answer: B

Rationale: Spironolactone is classified as a potassium-sparing diuretic. It works by antagonizing the aldosterone receptor, leading to potassium retention and sodium excretion, making it a suitable choice for conditions where potassium retention is desired, such as in patients with heart failure or liver cirrhosis.