A patient with terminal cancer-related pain and a history of opioid abuse reports breakthrough pain 2 hours before the next dose of sustained-release morphine sulfate (MS Contin) is due. Which action should the nurse take first?

Use distraction by talking about things the patient enjoys.

Consult with the doctor about increasing the MS Contin dose.

Suggest the use of alternative therapies such as heat or cold.

Administer the prescribed PRN immediate-acting morphine.