Opioid-sparing effects of medical cannabis or cannabinoids for chronic pain: a systematic review and meta-analysis of randomised and observational studies.

Atefeh NooriAnna MiroshnychenkoYaadwinder ShergillVahid AshoorionYasir RehmanRachel J CoubanD Norman BuckleyLehana ThabaneMohit BhandariGordon H GuyattThomas AgoritsasJason Walter Busse

Published in: BMJ open (2021)

Opioid-sparing effects of medical cannabis for chronic pain remain uncertain due to very low certainty evidence.PROSPERO registration numberCRD42018091098.

Keyphrases

chronic pain
pain management
healthcare
robot assisted
clinical trial
open label
double blind
placebo controlled