The Standing Orders for a Patient Include Acetaminophen 650 Mg

The standing orders for a patient include acetaminophen 650 mg every 4 hours prn for headache. After assessing the patient, the nurse identifies the need for headache relief and determines that the patient has not had acetaminophen in the past 4 hours. Which action will the nurse take next?

A) Administer the acetaminophen.
B) Notify the health care provider to obtain a verbal order.
C) Direct the nursing assistive personnel to give the acetaminophen.
D) Perform a pain assessment only after administering the acetaminophen.