Fentanyl Safety Recommendations for First Responders -- from the United States Drug Enforcement Administration (U.S. DEA)
First Responder Fentanyl Exposure: What You Need to Know -- an article from the Lexipol Blog.
Preventing Emergency Responders' Exposures to Illicit Drugs Including Fentanyl -- from the National Institute for Occupational Safety and Health (NIOSH).