An emerging threat: Drug mix of xylazine, fentanyl

FILE - Dr. Rahul Gupta, the director of the White House Office of National Drug Control Policy, walks outside of the White House, Nov. 18, 2021, in Washington. The U.S. has named a veterinary tranquilizer as an “emerging threat” when it is mixed with the opioid fentanyl, clearing the way for more efforts to stop the spread of xylazine and develop an antidote. The Office of National Drug Control Policy announced the designation Wednesday, April 12, 2023. (AP Photo/Alex Brandon, File)

The U.S. has named a veterinary tranquilizer as an “emerging threat” when it’s mixed with the powerful opioid fentanyl, clearing the way for more efforts to stop the spread of xylazine.