thyroxine

News out of Churchill Downs last week that two of trainer Saffie Joseph Jr's horses had collapsed and died within days of each other has reignited talk around one of the most confounding--and by extension, frustrating--issues in racing: sudden equine death. More than four years ago in response to the death of GI-placed Bobby Abu Dhabi (Macho Uno)--what was initially suspected a sudden cardiac-related event--the TDN took a lengthy dive into the issue. In a nutshell, sudden cardiac deaths oftentimes leave no discernable physical sign for pathologists to piece together...

Last week's headlines had little to do with on-track action. This coming week though, we awaken from the sport's annual post-Breeders' Cup snooze with an eye toward decent Thanksgiving weekend racing and on-the-horizon stakes that could add a touch of intrigue to the tail end of the 2020 season. But before you feast upon the holiday fare, chew on these side dishes that anchored the last seven days of the news cycle (plus a few other tidbits that didn't land on the front pages): Last Tuesday we learned via federal...

Despite an advisory designed to eliminate stable-wide usage of thyroxine that has been in effect since the California Horse Racing Board (CHRB) investigated seven sudden deaths of horses trained by Bob Baffert in 2013 and found that all of them had been administered that drug "more as a supplement than a medication," the use of thyroxine in Southern California remains astoundingly high. In introducing a new rule proposal on Thursday to curb thyroxine use "to the point that it really will not be used any longer within CHRB facilities," CHRB...