The nurse is caring for a patient who is day 2 post-operative following a coronary artery bypass surgery (CABG). The nurse observes the following rhythm on the monitor (see image below or in the attachment of a 6-second rhythm strip). During the assessment, the nurse determines that the RR is 22, BP 82/59, Temp 102.6 F, and the patient reports chest pain 9/10. What action should the nurse take at this time?