Care must be taken with potassium-sparing diuretics because they may cause:
A. cirrhosis
B. hyperkalemia
C. edema
D. hypokalemia
b
Rationale: Hyperkalemia (an abnormally high amount of potassium ions in the blood) may be caused by potassi-um-sparing diuretics. This is a life-threatening condition, and these diuretics may also cause acute renal failure and kidney stones.
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