Endurance horse tests positive for banned substance
Samples containing O-Desmethyl-Tramadol were taken at the 100k CEI1* in Vitron, Belgium on 4 September. The third placed horse, Houkoumi G, ridden by Evelyen Stoffel, tested positive for the substance.
A metabolite of tramadol, O-Desmethyl-Tramadol is banned under the FEI’s Equine Anti-Doping and Controlled Medication Regulations. Tramadol is an opioid analgesic used for pain relief.
The rider faces a provisional suspension effective from the date of notification (12 October).
Further details of the ban can be found here: http://inside.fei.org/system/files/Table%20of%20Suspensions_0.pdf