A client with stage IV bone cancer is admitted to the hospital for pain control. The client verbalizes continuous, severe pain of 8 on a 0 to 10 scale. Which intervention should the nurse implement?

Alternate IV and IM analgesic medications.

Administer opioid and non-opioid medication simultaneously.

Give maximum dosage when score reaches 10.

Educate client on signs and symptoms of narcotic dependency.