Correct Answer: C

Rationale: Ataxia is a sign of CNS toxicity, which can be a severe adverse effect of Metronidazole.

Correct Answer: B

Rationale: The correct statement the nurse should include is that the client may experience a headache while taking Ondansetron. Headache is a common side effect of this medication, and clients need to be informed about this potential adverse reaction to enhance their understanding and management of side effects.

Correct Answer: D

Rationale: The correct instruction for the client who has a new prescription for Levothyroxine to treat hypothyroidism is not to discontinue the medication without consulting the provider. Abrupt cessation could lead to the return of hypothyroid symptoms, emphasizing the importance of medical guidance when considering any changes to the treatment plan.

Correct Answer: A

Rationale: The correct answer is extremity paresthesias. Streptomycin, used to treat infections like Subacute Bacterial Endocarditis, can cause paresthesias in the hands and feet as an adverse effect. Monitoring for this symptom is vital to detect and manage it promptly.

Correct Answer: B

Rationale: Nitroglycerin patches should be removed for 12 hours each day to prevent the development of tolerance. This nitrate-free interval ensures the medication remains effective in managing angina.