Black patients were less likely to receive higher doses. This may reflect inequities in health care or misconceptions among patients that higher doses are unsafe.
Articles on Xylazine
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Veterinary drug medetomidine spreads through illicit opioid supply.
Opioid overdoses are now complicated by a powerful animal tranquilliser.
Increasingly, these types of tranquilizers are turning up in fentanyl, oxycodone and other illegal opioids.
An emergency physician and nurse scientist explain what medetomidine is and how to respond if someone is overdosing on it.
Philly’s opioid addiction crisis is constantly evolving. Local health care workers and researchers explain some of the latest substances, side effects and treatments.
More than half of the street fentanyl samples collected in November 2024 contained BTMPS, and many contained more BTMPS than fentanyl.
After nearly a decade of annual upticks in overdose deaths, the city saw a drop in 2023, the latest data available. Something may finally be working − but what?
The combination of fentanyl and xylazine that dominates Philadelphia’s illegal dope supply creates agonizing withdrawal symptoms. This presents new challenges for doctors and nurses.
The wounds contain black and yellow dead tissue and tunnel deep into the skin. Deep stigma around them can make getting treatment difficult.
Initially developed in the 1950s, nitazenes are a type of synthetic opioid that has reappeared in Philadelphia’s street drug supply.
The flesh-eating drug Xylazine is causing havoc in the US. Now it’s in the UK.
Xylazine, or tranq, is increasingly being mixed with drugs like fentanyl or heroin and can be difficult to detect. Most people who use drugs are unable to tell if they have been exposed to it.
Top contributors
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Associate Professor of Emergency Medicine, Thomas Jefferson University
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Assistant Clinical Professor of Family Medicine and Community Health, Drexel University
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Research Scientist in Epidemiology and Health Services, Columbia University
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Postdoctoral Research Fellow in Psychiatry and Social Work, Columbia University
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Bloomberg Fellow, Penn Medicine Center for Addiction Medicine and Policy, University of Pennsylvania
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Professor of Pharmacology, Durham University
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Assistant Professor of Family and Community Health, University of Pennsylvania
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Professor of Emergency Medicine, UMass Chan Medical School
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Pharmacist
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Lecturer in Pharmaceutical Medicine, King's College London
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Professor of Emergency Medicine and Pediatrics, University of Virginia
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Adjunct Clinical Faculty, College of Nursing, Thomas Jefferson University
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Distinguished Professor of Pharmacy Practice, University of Connecticut