Importance Opioid analgesic overdose mortality continues to rise in the United States, driven
by increases in prescribing for chronic pain. Because chronic pain is a major indication for
medical cannabis, laws that establish access to medical cannabis may change overdose
mortality related to opioid analgesics in states that have enacted them. Objective To
determine the association between the presence of state medical cannabis laws and opioid
analgesic overdose mortality. Design, Setting, and Participants A time-series analysis was …