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Panel warns of emerging substances — xylazine, nitazenes and evolving analogs — and calls for nimble detection and research
Summary
Witnesses described growing threats from xylazine, nitazenes and newly synthesized fentanyl-related compounds; they urged stronger drug monitoring, lab capacity, nimble scheduling for substances and protection of research pathways.
Experts at the subcommittee hearing warned that synthetic drugs beyond fentanyl — including xylazine and newer nitazenes — are increasingly present in the illicit supply and that monitoring, detection and rapid response must keep pace.
"Xylazine is a potent animal tranquilizer ... it is often combined by cartel chemists with illicit fentanyl" and may increase the risk of fatal poisoning because opioid antagonists are not…
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