Correct Answer: B

Rationale: The correct answer is B: 'Expect a persistent, dry cough.' Lisinopril, an ACE inhibitor, commonly causes a persistent, dry cough as a side effect. This should be reported to the healthcare provider if it becomes bothersome. It is essential for the nurse to educate the client about this potential side effect so the client is aware and can seek appropriate guidance if needed.

Correct Answer: C

Rationale: Liver failure impairs metabolism, leading to increased medication concentrations. To prevent adverse effects, lower dosages are required when liver function is compromised.

Correct Answer: A

Rationale: The correct instruction is to avoid alcohol while taking Metronidazole. This is crucial to prevent a disulfiram-like reaction, which can result in severe nausea and vomiting. Alcohol should be avoided for at least 48 hours after completing the medication course as well.

Correct Answer: D

Rationale: The correct instruction is not to stop taking Propranolol abruptly. Abrupt cessation can lead to rebound hypertension or other cardiac complications. It is essential for the client to taper off the medication gradually under the supervision and guidance of a healthcare provider to avoid adverse effects.

Correct Answer: A

Rationale: The nurse should inquire about the client's use of herbal teas because they often contain caffeine, which can impact medication biotransformation. This information is crucial to ensure the safe and effective administration of medications and to prevent potential drug interactions.