A client has a serum potassium of 2.5 mEq/L. While reviewing the client's medical administration record, the nurse suspects that which medication might have contributed to this imbalance?
1. Metoprolol
2. Hydrochlorothiazide
3. Aspirin
4. Acetaminophen
Correct Answer: 2
Rationale 1: Metoprolol is not associated with hypokalemia.
Rationale 2: The most frequent cause of hypokalemia is pharmacotherapy with loop and thiazide diuretics.
Rationale 3: Aspirin is not associated with hypokalemia.
Rationale 4: Acetaminophen is not associated with hypokalemia.
Global Rationale: The most frequent cause of hypokalemia is pharmacotherapy with loop and thiazide diuretics. Metoprolol, aspirin, and aceteminophen are not associated with hypokalemia.
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