A School-Age Client Has Been Receiving Morphine Every Two Hours

A school-age client has been receiving morphine every two hours for postoperative pain as ordered. The medication relieves the pain for approximately 90 minutes, and then the pain returns. Which action by the nurse is the most appropriate?

A) Tell the child that pain medication cannot be administered more frequently than every two hours.
B) Reposition the child and quietly leave the room.
C) Inform the parents that the child is dependent on the medication.
D) Call the healthcare provider to see if the child's orders for pain medication can be changed.