Lack of efficacy of intra‐articular opioids for analgesia after day‐case arthroscopy

Summary A randomised double‐blind placebo‐controlled trial was undertaken to assess the analgesic efficacy of intra‐articular opioids following arthroscopy of the knee. At the completion of surgery, patients received an intra‐articular injection of: morphine 1 mg, buprenorphine 30 μg or 0.9% saline....

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