There have been reports of “intoxication” or adverse effects among first responders and law enforcement due to exposure to a “powder” suspected to be fentanyl or its analog.
This has led to a significant concern among first responders and law enforcement when investigating or handling “powder” at the scene of overdose or drug enforcement related raids. (http://www.foxnews.com/health/2017/08/15/police-department-gets-hazmat-like-protective-gear-for-overdose-calls.html)
American College of Medical Toxicology and American Association of Clinical Toxicology recently published a position statement to help clarify the potential health risk associated with exposure to fentanyl and its analogs.