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Study: Duloxetine may reduce cumulative opioid use after total knee arthroplasty

May 13, 2021


In a study conducted by researchers at Hospital for Special Surgery (HSS), cumulative opioid use was reduced by 30% in a patient group that received duloxetine after total knee arthroplasty (TKA) compared with patients who received placebo. Patients who received duloxetine also reported higher pain management satisfaction and less pain interference with mood, walking, normal sleep, and work activities. These findings were presented at the 2021 Spring American Society of Regional Anesthesia and Pain Medicine (ASRA) Annual Meeting.

Studies have demonstrated that many patients report joint pain two weeks after TKA. Given the status of the ongoing opioid epidemic, it is critical to study safe and effective alternative pain treatments.

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