ross correctional institute

Neil Conway / Flickr

This week, nearly 30 people were exposed to a fentanyl-heroin mixture at a Chillicothe prison. The incident lead to two dozen prison guards, nurses and an inmate being hospitalized. But the incident at Ross Correctional Institute did not stand alone.

fentanyl
Jacquelyn Martin / Associated Press

A substance that led to nearly 30 people at an Ohio prison being treated for drug exposure or suspected exposure was a mixture of heroin and fentanyl, the State Highway Patrol said.

Neil Conway / Flickr

More than two dozen people have been treated for possible drug exposure at the Ross Correctional Institution in Chillicothe. Medical officials say the health scare was likely caused by some combination of opioids, and all of those sickened are expected to recover.