Onset to be at 2:30 p.m. and its peak to be at 4 p.m.-rationale: regular insulin, which is a short-acting insulin, has an onset of 15 to 30 minutes and a peak of 2 to 4 hours. because the nurse gave the insulin at 2 p.m., the expected onset would be from 2:15 to 2:30 p.m. and the peak from 4 to 6 p.m. client needs category: physiological integrity client needs subcategory: pharmacological and parenteral therapies cognitive level: application reference: karch, a.m. 2007 lippincotts nursing drug guide.philadelphia: lippincott williams & wilkins, 2007, p. 630.
