Correct Answer: B

Rationale: The correct answer is to instruct the client to increase intake of foods high in potassium. Furosemide, a loop diuretic, can lead to potassium depletion. Increasing the intake of foods rich in potassium can help prevent hypokalemia, a potential side effect of Furosemide.

Correct Answer: B

Rationale: The correct answer is B: Alcohol. Clients should avoid alcohol while taking metronidazole due to the risk of a disulfiram-like reaction. This reaction can cause symptoms like flushing, headache, nausea, and vomiting when alcohol is consumed while on metronidazole. Dairy products, leafy green vegetables, and grapefruit juice do not have significant interactions with metronidazole.

Correct Answer: A

Rationale: The correct answer is to instruct the client to brush and floss their teeth regularly. Phenytoin can lead to gingival hyperplasia, making oral hygiene crucial to prevent complications. Encouraging good oral care practices helps reduce the risk of adverse effects on the gums and teeth.

Correct Answer: C

Rationale: The correct action the nurse should plan to take when administering Propranolol to a client with dysrhythmia is to assist the client when transitioning to a sitting or standing position. Propranolol can cause orthostatic hypotension, leading to dizziness during position changes, so it is essential to help the client move slowly to prevent falls or injuries.

Correct Answer: A

Rationale: Prednisone can lead to potassium depletion, making it important for clients to increase their intake of potassium-rich foods like bananas, oranges, and spinach to prevent potential complications.