A potassium-sparing diuretic has been prescribed for a client. Based on this prescription, the nurse ...

Correct Answer: 2

Rationale 1: Furosemide (Lasix) is incorrect because this is a loop diuretic.
Rationale 2: Spironolactone (Aldactone) is a potassium-sparing diuretic.
Rationale 3: Diltiazem (Cardizem) is incorrect because it is a calcium channel blocker.
Rationale 4: Hydrochlorothiazide (HCTZ) is incorrect because this is a thiazide diuretic.

Global Rationale: Spironolactone (Aldactone) is a potassium-sparing diuretic. Furosemide (Lasix) is incorrect because this is a loop diuretic. Diltiazem (Cardizem) is incorrect because it is a calcium channel blocker. Hydrochlorothiazide (HCTZ) is incorrect because this is a thiazide diuretic.