This is an introductory level course for disaster volunteers to understand the fundamental concepts on opioid abuse. The goal of this training is to increase volunteers’ knowledge on opioids, provide tools to assist in servicing an opioid user and reduce risk factors of Opioid addiction. At the end of this training, disaster volunteers will be able to recognize the signs and symptoms of Opioid misuse, addiction, opioid use disorder, occupational exposure of workers.