A nurse is caring for a client who is postoperative. When helping to manage the client's pain, which of the following principles should the nurse apply? (Select all that apply.)

To achieve fast-acting pain relief, administer analgesics PO.

Consider the client's individual expression of pain.

Expect the client to express his pain both verbally and nonverbally.

Use a scale from 0 to 10 to monitor the severity of the client's pain.

Administer opioids with caution because they will eventually lead to addiction.