FILE PHOTO: A nurse demonstrates the application of the NARCAN nasal spray medication at a outpatient treatment center in Indiana, Pennsylvania, U.S. August 9, 2017. Picture taken August 9, 2017. REUTERS/Adrees Latif/File Photo
FILE PHOTO: A nurse demonstrates the application of the NARCAN nasal spray medication at a outpatient treatment center in Indiana, Pennsylvania, U.S. August 9, 2017. Picture taken August 9, 2017. REUTERS/Adrees Latif/File Photo