Methadone Increases and Prolongs Detomidine-Induced Arterial Hypertension in Horses, but These Effects Are Not Mediated by Increased Plasma Concentrations of Arginine Vasopressin or Serum Concentrations of Catecholamines

Journal of Equine Veterinary Science - United Kingdom
doi 10.1016/j.jevs.2015.10.014