T he United States (US) and Canada are the two highest per-capita consumers of opioids in the world; 1 both are struggling with unprecedented opioid-related mortality. 2,3 The nonmedical use of opioids is facilitated by diversion and defined as the transfer of drugs from lawful to unlawful channels of use 4,5 (eg, sharing legitimate prescriptions with family and friends 6). Opioids and other controlled drugs are also diverted from healthcare facilities; 4,5,7,8 Canadian data suggest these incidents may be increasing (controlled-drug loss reports have doubled each year since 2015 9). The diversion of controlled drugs from hospitals affects patients, healthcare workers (HCWs), hospitals, and the public. Patients suffer insufficient analgesia or anesthesia, experience substandard care from impaired HCWs, and are at risk of infections from compromised syringes. 4,10,11 HCWs that divert are at risk of overdose and death; they also face regulatory censure, criminal prosecution, and civil malpractice suits. 12,13 Hospitals bear the cost of diverted drugs, 14,15 internal investigations, 4 and follow-up care for affected patients, 4,13 and can be fined in