Evaluation of a post-discharge pharmacist opioid review following total knee arthroplasty: a pre- and post-intervention cohort study.

Background: More than 70% of patients continue to use opioid medications 3-weeks following total knee arthroplasty. Post-discharge pharmacist reviews improve medication management, however it's effect on opioid usage is not known.

Aim: This study aimed to evaluate the impact of post-discharge pharmacist review on opioid use following a total knee arthroplasty.