In her shattered Philadelphia community, and progressively in drug hot zones round the place, an animal tranquilizer termed xylazine — identified by Avenue names like “tranq,” “tranq dope” and “zombie drug” — is getting used to bulk up illicit fentanyl, making its influence all the more devastating. Unger: Dr. Gupta, https://socialwoot.com/story20012321/rumored-buzz-on-xylazine-hcl-for-sale-in-europe