Enhanced Recovery M-A: Opioid versus opioid-free analgesia after surgical discharge. 21 Jun, 2022 | 11:08h | UTC Opioid versus opioid-free analgesia after surgical discharge: a systematic review and meta-analysis of randomised trials – The Lancet (link to abstract – $ for full-text) News Release: Taking opioids at home after surgery: More harms than benefits – McGill University Health Center