Thirty-five Cochrane Reviews of randomised trials testing the analgesic efficacy of individual drug interventions in acute postoperative pain have been published. This overview brings together the results of all those reviews and assesses the reliability of available data.
Moore, R. A., Derry, S., McQuay, H. J., & Wiffen, P. J. (2011). Single dose oral analgesics for acute postoperative pain in adults. In Cochrane Database of Systematic Reviews. John Wiley & Sons, Ltd. https://doi.org/10.1002/14651858.cd008659.pub2