A New Synthetic Opioid Is Killing American Drug Users

A new culprit has surfaced in America’s seemingly endless game of opioid Whac-A-Mole: the research chemical isotonitazene. The drug, which has no approved clinical uses, began appearing in autopsy reports in the U.S. within the last year, likely as a result of efforts to curtail the importation of illicit fentanyl. Read More.