Document Type

Article

Publication Date

10-23-2025

Comments

This article is the author's final published version in Psychoactives, Volume 4, Issue 4, 2026, Article number 37.

The published version is available at https://doi.org/10.3390/psychoactives4040037. Copyright © 2025 by the authors.

Abstract

Medetomidine, a potent central acting α2 agonist, has emerged as a fentanyl adulterant in the non-medical opioid supply. Its use has been linked to a novel withdrawal syndrome that is often resistant to conventional treatment protocols. Four cases are presented exemplifying extreme, but increasingly common forms of this withdrawal syndrome. A literature review is provided demonstrating both the paucity of available literature as well as potential avenues for treatment and future research. As adulterants continue to proliferate in the illicit drug supply, clinicians should anticipate atypical withdrawal phenotypes and consider early intervention.

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

Language

English

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