Use of intravenous buprenorphine microdosing to initiate medication for opioid use disorder in a patient with co-occurring pain: case report.

Introduction: Buprenorphine is used to treat opioid use disorder (OUD). However, therapy is often disrupted during acute pain episodes, and re-initiation is often deferred due to intolerable interruption in opioid analgesics. This case report describes a unique strategy for inducing buprenorphine without stopping opioid analgesics.