An animal tranquilizer being used as a street drug has raised concern among authorities throughout the United States due to its high potential for overdose, necrotic skin ulcerations, and reports of the need for amputation of injured extremeties.
Xylazine, also known as tranq, tranq dope, sleep-cut, Philly dope, or zombie drug, is being added to other drugs to increase the supply and the profits while adding to the euphoric effect of the drug.