Chicago’s overdose management training, conducted by the Chicago Recovery Alliance (CRA), has been in place since 2001 and informally since 1997. CRA staff or outreach workers who have completed a 4-hour training, demonstrated their participant training ability to senior staff, and passed a written overdose knowledge test conduct the trainings. People interested in being trained to respond to overdoses including naloxone administration come to the CRA van or to the drop-in center/needle exchange for trainings, or are patients enrolled in CRA’s mobile methadone treatment program. Trainings are conducted in group, pairs or one-on-one, as needed. Prior to training, a medical history is collected on all participants…