Opioid Use Disorder (OUD)
is one of the biggest public health threats of this era with nearly 50,000 deaths (mostly preventable) from Opioid overdoses only in the US in 2019. Recently, there is an increasing trend of prescription opioid use for the treatment of chronic, non-cancer pain, such as back pain or osteoarthritis, despite serious risks and the lack of evidence for effectiveness. Unfortunately, there were nearly five times higher…