Opioid and healthcare service use in medical cannabis patients with chronic pain: a prospective study Sharon Sznitman, Carolyn Mabouk, Zahi Said and Simon Vulfsons British Medical Journal, 2021. doi : 10.1136/bmjspcare-2020-002661 Abstract Background Various jurisdictions have legalised medical cannabis (MC) for use in chronic pain treatment. The objective of this study was to determine if the use of MC is related to a reduction in the use of prescription opioids and other prescription medications and healthcare services. Methods : A retrospective cohort study was conducted using the medical files of 68 Israeli patients with chronic pain using MC. Number of prescription medications filled and healthcare services [...]