Ontario Racing Commission

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New Clenbuterol Testing in Ontario Quarter Horses

Starting August 15, 2011, testing for clenbuterol in Ontario Quarter Horse racing is expanding to include a 30 day withdrawal period and lower threshold levels. This expansion by the Ontario Racing Commission (ORC) will complement the existing efforts of the …

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Testing for Clenbuterol in Ontario Quarter Horses

With the support of the Quarter Racing Owners of Ontario Inc (QROOI), the Ontario Racing Commission (ORC) has launched an initiative to conduct random out-of-competition testing for the presence of clenbuterol in quarter horses, commencing July 1, 2011. Clenbuterol is …