Nitazenes found in 5 overdose deaths in Philly – here’s what they are and why they’re so deadly

The Philadelphia Medical Examiner’s Office found that nitazenes, a synthetic opioid up to 40 times more powerful than fentanyl, were connected to at least five overdose deaths in Philadelphia in…

Nitazenes are a powerful class of street drugs emerging across the US

Two deaths in Boulder County, Colorado, in 2023 are the latest in the U.S. to be blamed on the powerful class of synthetic opioids called nitazenes. Most health systems cannot…

What is xylazine? A medical toxicologist explains how it increases overdose risk, and why Narcan can still save a life

The White House officially designated fentanyl adulterated with xylazine as an emerging threat to the U.S. on Apr. 12, 2023. Earlier, the U.S. Drug Enforcement Administration issued a warning on…