Multiple choice Which of the following is/are loop diuretic/s? Furosemide Hydrochlorothiazide Both (1) and (2) Neither (1) nor (2) Reveal answer Fill a bubble to check yourself A Correct answer Explanation Furosemide is a potent loop diuretic that acts on the thick ascending limb of the loop of Henle. Hydrochlorothiazide is a thiazide diuretic, not a loop diuretic.