Advisory to the Chemical Manufacturing Industry on Illicit Activity and Methods Related to the Manufacturing of Fentanyl and Synthetic Opioids [open pdf - 803KB]
From the Introduction: "This advisory is intended to broaden the public and private sectors' awareness of unique manufacturing characteristics of synthetic opioids, so that all stakeholders can partner in combatting the scourge of fentanyl and other synthetic opioids entering the United States and minimize their impact on our nation. This advisory provides private sector partners information to identify the various stages of illicit fentanyl manufacturing and redistribution; refer this activity to law enforcement partners when identified; and end trafficker acquisition and transfer of the tools needed to prepare these drugs for individual use. This advisory is intended to enhance awareness so as to disrupt the devastating trade in fentanyl and illicit synthetic opioids."
White House: https://www.whitehouse.gov/