Correct Answer: C

Rationale: A decrease in episodes of angina is an indicator of Aspirin's effectiveness in preventing cardiovascular events. Aspirin works by inhibiting platelet aggregation, thereby reducing the formation of blood clots that could lead to angina episodes or more severe cardiovascular complications.

Correct Answer: B

Rationale: Carboplatin is known to cause ototoxicity as a serious adverse effect. It is essential for the nurse to monitor the client for any signs or symptoms of hearing loss or other auditory issues to address them promptly.

Correct Answer: B

Rationale: Metoclopramide, as a dopamine antagonist, is prescribed to treat nausea and increase gastric motility in clients with diabetic gastroparesis. By enhancing gastric emptying, it can alleviate symptoms such as bloating and nausea associated with gastroparesis.

Correct Answer: B

Rationale: Ciprofloxacin should not be taken with dairy products due to the interference of calcium with medication absorption. To ensure optimal effectiveness, the client should be advised to take Ciprofloxacin 1 hour before or 2 hours after consuming dairy products.

Correct Answer: A

Rationale: The nurse should instruct the client to use a soft-bristled toothbrush to prevent bleeding, which can occur due to chemotherapy-induced thrombocytopenia.