Diodoro Resurfaces At Lone Star Park

High-profile trainer Robertino Diodoro, who is serving a provisional suspension from the Horseracing Integrity and Welfare Unit (HIWU) after the banned substance levothyroxine was found in his barn at Oaklawn Park, has entered a horse for the April 18 card at Lone Star Park. On opening night, he has entered Master of Disguise (Mastery) in a maiden special weight race with a purse of $33,000. Diodoro is eligible to race in Texas because the Horseracing Integrity and Safety Authority (HISA) does not have jurisdiction in that state. Diodoro did not...

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HIWU Hits Diodoro With Provisional Suspension

Top trainer Robertino Diodoro has been provisionally suspended by the Horseracing Integrity and Welfare Unit (HIWU) after he was allegedly found to possess the banned substance Levothyroxine. Levothyroxine is a thyroid medication. According to the National Library of Medicine the use of thyroid hormones for doping to enhance performance in human sports has long been controversial. There have been claims of abuse of these drugs, but they have not been prohibited by the World Anti-Doping Agency. Diodoro declined to comment and referred questions to his lawyer, John Holleman. At deadline...

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Weekly Stewards and Commissions Rulings, Jan. 16-22

Every week, the TDN posts a roundup of the relevant Horseracing Integrity and Safety Act (HISA) related rulings from around the country. Among this week's rulings, trainer Daniel Kenney has been banned18 months and fined $12,500 for possession of the thyroid drug, Levothyroxine, which HISA has listed a banned substance. Kenney's ban began on Oct. 5, 2023. In a brief explainer on the Horseracing Integrity and Welfare Unit's (HIWU) website, HIWU Investigators allegedly found the Levothyroxine—otherwise known as Thyro-L—in one of Kenney's tack rooms at Arapahoe Park in Aurora, Colorado on Aug. 25, 2023....

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HIWU Suspends Trainer Jeffrey Poole For 22 Months

After a hearing before an arbitral body, trainer Jeffrey Poole has been hit with a 22-month suspension by the Horseracing Integrity and Welfare Unit (HIWU) after it was alleged that Poole possessed the banned substance Levothyroxine. He was also fined $10,000 and ordered to make a payment of $8,000 to cover arbitration costs. Poole did not have a horse test positive for the substance. Levothyroxine, commonly known by the trade name Thyro-L, is a synthetic version of the naturally-occurring hormone thyroxine. Thyroxine is produced by the thyroid and works with...

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