Correct Answer: A

Rationale: Hyponatremia is a critical adverse effect associated with hydrochlorothiazide use. This medication is a diuretic that can lead to excessive loss of sodium and water from the body, potentially causing low sodium levels and resulting in hyponatremia. Monitoring for signs and symptoms of hyponatremia, such as confusion, headache, weakness, and muscle cramps, is essential to prevent serious complications.

Correct Answer: C

Rationale: Regular insulin typically exhibits a peak effect approximately 1 to 5 hours after administration. It is important for clients to be aware of this timing to ensure optimal management of their blood glucose levels. Insulin glargine, NPH insulin, and Insulin lispro have different onset and peak times compared to Regular insulin, making them less likely to match the desired peak effect within the specified time frame.

Correct Answer: B

Rationale: After more than 5 days of use, nasal sympathomimetic medications like phenylephrine can lead to rebound nasal congestion. This occurs as a result of prolonged vasoconstriction of nasal blood vessels, causing worsening nasal congestion.

Correct Answer: B

Rationale: The correct answer is B: Hot flashes. When initiating therapy with raloxifene, clients should be advised to monitor for hot flashes as they are a common adverse effect associated with this medication. Monitoring for this symptom can help in managing and addressing the side effects of raloxifene effectively.

Correct Answer: A

Rationale: Orthostatic hypotension is a known adverse effect of MAOIs, such as Phenelzine. It is characterized by a drop in blood pressure upon standing, which can lead to dizziness or fainting. Monitoring for orthostatic hypotension is crucial when administering MAOIs to prevent potential complications.