Tissue Residue Levels of Butorphanol, Azaperone, Medetomidine, Atipamezole, and Naltrexone in White-tailed Deer (Odocoileus virginanus) at 11 and 21 Days Post Intramuscular Injection

Tissue residues were determined after intramuscular injection of butorphanol, azaperone, medetomidine, atipamezole, and naltrexone in 33 white-tailed deer (Odocoileus virginianus). At day 11 post injection (PI), and day 21 PI, none of anesthetics or reversal drugs were detected ≥0.01 ppm in any of the liver and muscle samples tested.