Increased illicit use of opioids, including synthetic opioids such as fentanyl and its analogue carfentanil, is a source of increased risk to responders. This document establishes guidance for personal protective equipment selection and use, decontamination, detection, and medical countermeasures for first responders who may be exposed to opioids in the course of their occupational activities.
https://www.interagencyboard.org/sites/default/files/publications/IAB First Responder PPE and Decontamination Recommendations for Fentanyl.pdf