Xylazine does not enhance fentanyl reinforcement in rats: a behavioral economic analysis
C. St. Onge, J. Canfield, A. Ortiz, J. Sprague, M. Banks
This study shows xylazine does not enhance fentanyl reinforcement or alter its plasma concentrations in rats using behavioral economic methods.
bioRxiv · Feb 26, 2024Pharmacology & Toxicology