Diuretic subclasses

PTCB PTCE
Medications
Matrix
Difficulty 3 of 5

Question

A pharmacy technician is organizing drug cards by subclass. Assign each medication to its diuretic subclass.

Row	Loop	Potassium-sparing	Thiazide
Furosemide	✓ Correct	Not correct	Not correct
Spironolactone	Not correct	✓ Correct	Not correct
Hydrochlorothiazide	Not correct	Not correct	✓ Correct

Answer

Furosemide: Loop · Spironolactone: Potassium-sparing · Hydrochlorothiazide: Thiazide

Rationale

Furosemide is classified as a loop diuretic. Spironolactone and hydrochlorothiazide belong to the potassium-sparing and thiazide groups, respectively.

RememberMatch each diuretic to its specific subclass.

Sources

Sources marked “Adapted from” are licensed under CC BY 4.0. We changed the material: its facts are rewritten into an original question, answer options and rationale. The original authors and publishers do not endorse SwipeExam.

Adapted from Open RN Nursing Pharmacology, 2nd edition: Chapter 6 Cardiovascular & Renal Systems Open RN (Chippewa Valley Technical College) · License: CC BY 4.0 · Retrieved November 2, 2026 · DIURETICS › Furosemide; DIURETICS › Spironolactone; DIURETICS › Hydrochlorothiazide · 2nd edition, 2023

Last verified: November 5, 2026 2 independent automated checks Question ptcb-m-00038, version 1

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