Detection of Medetomidine Among Patients Evaluated in Emergency Departments for Suspected Opioid Overdoses — Missouri, Colorado, and Pennsylvania, September 2020– December 2023.

The article focuses on the detection of medetomidine, a veterinary anesthetic, among patients evaluated in emergency departments for suspected opioid overdoses across Missouri, Colorado, and Pennsylvania from September 2020 to December 2023. Topics include the increasing presence of medetomidine as an adulterant in illicit drugs, its association with other substances like xylazine and fentanyl, and need for further research on its clinical effects and improved addiction treatment strategies.