Rapid extraction of oxazepam from greyhound urine for high performance liquid chromatography analysis. 1988

C M Moore, and J S Oliver
Department of Forensic Medicine and Science, University of Glasgow, U.K.

A rapid and efficient procedure is described for the extraction and analysis of oxazepam, the major urinary metabolite of diazepam in greyhounds. Urine was extracted by passing through a bonded silica column (Bond Elut) following enzyme hydrolysis. The adsorbed drug was eluted and then detected and measured by high performance liquid chromatography (HPLC). Recoveries were in excess of 85% at 50 ng/ml concentrations. Detection was possible up to 30 h after a single oral dose of diazepam (5 mg).

UI MeSH Term Description Entries
D010076 Oxazepam A benzodiazepine used in the treatment of anxiety, alcohol withdrawal, and insomnia. Adumbran,Serax,Tazepam
D002851 Chromatography, High Pressure Liquid Liquid chromatographic techniques which feature high inlet pressures, high sensitivity, and high speed. Chromatography, High Performance Liquid,Chromatography, High Speed Liquid,Chromatography, Liquid, High Pressure,HPLC,High Performance Liquid Chromatography,High-Performance Liquid Chromatography,UPLC,Ultra Performance Liquid Chromatography,Chromatography, High-Performance Liquid,High-Performance Liquid Chromatographies,Liquid Chromatography, High-Performance
D004285 Dogs The domestic dog, Canis familiaris, comprising about 400 breeds, of the carnivore family CANIDAE. They are worldwide in distribution and live in association with people. (Walker's Mammals of the World, 5th ed, p1065) Canis familiaris,Dog
D004300 Doping in Sports Illegitimate use of substances for a desired effect in competitive sports. It includes humans and animals. Blood Doping,Sports Blood Doping,Blood Doping, Sports,Blood Dopings,Blood Dopings, Sports,Doping in Sport,Doping, Blood,Dopings, Blood,Dopings, Sports Blood,Sport, Doping in,Sports Blood Dopings,Sports, Doping in,in Sport, Doping,in Sports, Doping
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia

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