Review of Equine Drug Testing

Forensic equine drug testing has made comprehensive changes in the past few decades, resulting in analytical sensitivity of parts per trillion for many analytes. This highly sensitive testing has provided a strong deterrent to and increased the integrity of the racing industry. The coinciding detection of equally small amounts of therapeutic drugs, however, has resulted in numerous violations that previously would have been undetected. Authors’ address: Equine Analytical Chemistry Laboratory, California Veterinary Diagnostic Laboratory System, University of California, Davis, P.O. Box 1770, Davis, CA 95617-1770. r 1997 AAEP.