A New Type of Opioid Is Killing People in the US, Europe, and Australia

November 4, 2025

Unlabeled pill bottles in a pharmacy

(Wired) – Nitazenes, a class of synthetic drugs 40 times more potent than fentanyl, are steadily becoming more common on both sides of the Atlantic.

US and European authorities are battling a new enemy in the war against opioids. Nitazenes are a class of synthetic drugs 40 times more potent than fentanyl that have caused hundreds of confirmed deaths across Europe and the US since appearing on the radar of law enforcement agencies in 2019. However, this figure is likely to be a significant undercount. (Read More)