A nurse is preparing to administer rapid-acting insulin (lispro) to a client with type 2 diabetes. When is the most appropriate time for the nurse to administer this medication?

The correct answer to the question "A nurse is preparing to administer rapid-acting insulin (lispro) to a client with type 2 diabetes. When is the most appropriate time for the nurse to administer this medication?" is Option C: Within 10-15 minutes before the client begins eating.

The other options — A) 30 minutes before breakfast, B) Immediately after the client finishes eating, D) When the client's blood glucose level is above 200 mg/dL, regardless of mealtime — are incorrect for this NCLEX-RN Exam Prep question. As explained above: Rapid-acting insulin (lispro) has a quick onset of action, typically 5-15 minutes. Administering it within 10-15 minutes before meals ensures its peak effect aligns with carbohydrate absorption, prev…