Abstract:The patients who undergo joint replacement surgery are more likely to experience pain and discomfort, which can affect their postoperative recovery and surgical effectiveness. Pain management has become a major component of enhanced recovery after surgery (ERAS) for joint replacement surgery. This article discusses the effect of multimodal preemptive analgesia under ERAS based on the necessity of effective analgesia and postoperative analgesia plan in the patients receiving joint replacement surgery.