The Nurse Is Providing Care for a Patient in Hospice

The nurse is providing care for a patient in hospice who has been converted to a continuous infusion of morphine for pain control via the use of a patient-controlled analgesia pump. The nurse recognizes that break-through pain should be handled in which of the following ways?

A) No break-through pain is expected since the patient is on a continuous infusion of narcotic.
B) Additional intravenous bolus doses can be given by the nurse every 15-30 min
C) Additional predetermined bolus doses can be programmed to be available at patient request every 90 min.
D) Oral morphine can be given in liquid form every 2 hr.