The DopaGE® Overdose Prevention Portal is the easy-instal training platform administrators can trust to provide foundational learning in: [ 1 ] Substance use [ 2 ] Mixed alcohol and substance use [ 3 ] Overdose Prevention & Response (including nasal naloxone/Narcan®) DopaGE trains your students, members, or employees ages 18-24 in practical skills that protect against the #1 Cause of Death for Young Adults in the US: Accidental Overdose.