The nurse is preparing to administer 6 units of
Explanation
• Lispro is a rapid-acting insulin with an onset of 15 minutes and a peak between 30 and 90 minutes.
• Clinical trials demonstrate the optimal time for preprandial administration is 15 minutes so that the medication becomes effective just as the patient begins eating.
• Incorrect: A 30-minute preprandial administration would be used for a regular insulin.