Bookmark: List of studies relating to opioids for chronic pain management.
Efficacy of opioids versus placebo in chronic pain: a systematic review and meta-analysis of enriched enrollment randomized withdrawal trials
https://www.dovepress.com/efficacy-of-opioids-versus-placebo-in-chronic-pain-a-systematic-review-peer-reviewed-article-JPR
Study finds opioids ARE effective for chronic, non-cancer pain.
