Kentucky Equine Restrictions – EHV Affected Areas

While we are confident that the situation at both Turfway Park and the Western Kentucky Training Center have been satisfactorily resolved; we remain concerned over the apparent spread of equine herpes virus from Pimlico to other racetracks,

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New Product Reduces Herpesvirus Clinical Signs

Pfizer Animal Health on Feb. 8 announced the release of Zylexis, which according to the company’s research prepares the horse’s immune system to function more efficiently against equine herpesvirus (EHV) types-1 and -4 pathogens. The

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Final Kentucky Racetrack Released From Quarantine

Equine herpesvirus quarantines at two Kentucky Thoroughbred facilities were released, ending the recent outbreak of the neurologic disease. Robert Stout, DVM, Kentucky state veterinarian, lifted the quarantine at Turfway Park in Florence on Feb.

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Michigan Veterinarian Describes Neurologic Herpes Case

A 3-year-old Standardbred mare suffering from signs of neurologic disease tested positive for equine herpesvirus type-1 (EHV-1) and was euthanatized at the Allegan County Fairgrounds in Allegan, Mich., on Jan. 18. The horse had been shipped in

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Pimlico Quarantine Lifted

The Maryland Jockey Club (MJC) lifted its self-imposed quarantine on Pimlico Race Course this morning (Feb. 8), allowing horses from the Baltimore track to compete at Laurel Park in Laurel, Md., for the first time since Jan. 21. Twelve

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Second Neurologic Horse Euthanatized on Maryland Farm

A competitive event horse that began showing neurologic signs of equine herpesvirus type 1 (EHV-1) last Thursday (Feb. 2) was euthanatized on Sunday (Feb. 5) after a rapid decline in health. The mare is the second horse to be euthanatized on the

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Maryland Trainers Holding Their Breath

For more than a week, Maryland Jockey Club (MJC) chief operating officer Lou Raffetto said he could “see the light at the end of the tunnel” regarding the ongoing battle with equine herpesvirus.


There was some light Feb. 3, when Laurel

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Cornell Researcher Warns About Herpesvirus

Klaus Osterrieder, DVM, DVM Habilitation (German equivalent to a PhD), an associate professor of virology at Cornell University in Ithaca, N.Y., studies equine herpesvirus type-1 (EHV-1). He shared his views with The Horse on recent

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Can Immunomodulators Help Herpesvirus Victims?

Human and animal scientists have been researching ways to stimulate the immune system in order to prevent or mitigate disease, especially just prior to or during stressful events. Options include vaccination, antimicrobial therapy, and

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Five Horses Test Positive for Equine Herpesvirus

As 2005 neared its end, equine herpesvirus type-1 (EHV-1) killed two horses that were stabled at Turfway Park, a Northern Kentucky racetrack. The victims–one Thoroughbred in training and a lead pony–were euthanatized after they developed the

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MRLS Update

“We can prevent mare reproductive loss syndrome (MRLS) as we experienced in 2001 and 2002 by keeping horses away from caterpillars,” said Bruce Webb, PhD, a University of Kentucky (UK) researcher who has been studying the condition that

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Pregnant Mares

The mare from which you have always wanted to raise a foal has just been pronounced pregnant by your veterinarian. Now you just have to wait about 11 months and see what she produces, right? Not so fast! There is much more involved than just

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