Interpretation of urinary concentrations of pseudoephedrine and its metabolite cathine in relation to doping control.


Until the end of 2003 a urinary concentration of pseudoephedrine exceeding 25 microg/mL was regarded as a doping violation by the World Anti-Doping Agency. Since its removal from the prohibited list in 2004 the number of urine samples in which pseudoephedrine was detected in our laboratory increased substantially. Analysis of 116 in-competition samples… (More)
DOI: 10.1002/dta.31

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