Tag Archives: Bob Baffert

Kentucky Derby Winner Fails Drug Test

The winner of the 2021 Kentucky Derby, Medina Spirit tested positive. Sunday morning, Bob Baffert’s horse tested positive for twenty-one picograms of betamethasone, which is eleven picograms above the legal limit in Kentucky horse racing. Baffert, Medina Spirits’ trainer, describes the measurement of picograms. What is Betamethasone? Betamethasone is a …

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