Naloxone, an opioid antagonist, is used in emergencies to reverse the effects of opioid overdose, including respiratory depression (slowed or stopped breathing) and unconsciousness.
The University of Southern Maine has made Naloxone (Narcan) available on its campuses – at Automatic External Defibrillator locations which are clearly marked with symbols like these:

Videos About Naloxone and How to Use It
Get Maine Naloxone
Get Naloxone Now
Harm Reduction Coalition
Substance Abuse and Mental Health Services Administration (SAMHSA)
Narcan Website
USM Recovery Oriented Campus Center
