Primary care clinic structures and operations may influence early MOUD discontinuation.
Flexible scheduling can improve early MOUD retention but must be balanced with clinic efficiency.
Multidisciplinary teams can improve retention but require additional resources.
Addressing comorbid pain and polydrug use early in the treatment process can help prevent MOUD discontinuation.
Supplementary Information: The online version contains supplementary material available at 10.1186/s13722-024-00527-w.
Keywords: Buprenorphine; Clinic operations; Early discontinuation; Medications for opioid use disorder (MOUD); Opioid used disorder (OUD); Primary care.