Rationale : Morphine can cause respiratory depression if given too much. Also you should ALWAYS ASSESS the patient first when a med error is performed to make sure med error doesnt put the clients health in risk. 4. A nurse is preparing to administer diphenhydramine 20 mg orally to a 6-year-old child who has difficulty swallowing pills. Available is diphenhydramine 12.5 mg/5 mL oral syrup. Which of the following images shows the correct # of mL the nurse should administer? (Round the answer to the nearest whole number.) Click on the syringe that has 8 mL of med. 20 mg x (5mL/12.5mg) = 8 mL 5.A nurse is caring for a 6-year-old child who has a new prescription for cefoxitin 80 mg/kg/day administered intravenously every 6 hour. The child weighs 20 kg. How much cefoxitin should the nurse administer with each dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.) So it says each dose for the final answer, but we are given 80 mg/kg/day. 80 x 20 = 1600 / 4 (dose is given every 6 hours a day) =400 mg Rationale: 80 mg x 20