A patient controlled analgesia (PCA) is set up for a postoperative client after knee surgery. The client does not want to take the medication even though he can no longer bear the pain. He state he is not use to taking pain medication. How might the nurse explain the benefit of a preventative pain approach by using the PCA? How do analgesics work to generally provide pain relief? What are the three classes of analgesics?

Comprehensive Medical Assisting: Administrative and Clinical Competencies (MindTap Course List)
6th Edition
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Chapter5: The Therapeutic Approach To The Patient With A Life-threatening Illness
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A patient controlled analgesia (PCA) is set up for a postoperative client after knee surgery. The client does not want to take the medication even though he can no longer bear the pain. He state he is not use to taking pain medication. How might the nurse explain the benefit of a preventative pain approach by using the PCA? How do analgesics work to generally provide pain relief? What are the three classes of analgesics?
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