Poisoning & Toxicity

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Rattlesnake Bite Vaccine

July 08, 2013

Is the equine vaccine for snakebites effective against all rattlesnake species in the United States?... Read More

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New Study Links Sycamore Tree to Atypical Myopathy

June 19, 2013

Toxins from the seeds of the sycamore tree are the likely cause of atypical myopathy.... Read More

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Fescue Grass Toxicity in Broodmares

May 19, 2013

During the breeding and foaling season, lush fescue pastures could create problems for pregnant mares.... Read More

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Oleander Poisoning: A Preventable Illness

May 01, 2013

Oleanders contain numerous toxic compounds which can be deadly to people and animals--including horses.... Read More

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Few Clues in Alleged Pennsylvania Horse Poisonings

April 11, 2013

Law enforcement authorities continue to be stymied by the alleged poising of nine horses in Pennsylvania. ... Read More

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Pennsylvania Police Probe Alleged Horse Poisonings

April 02, 2013

Police are hoping the public can help unravel a mystery surrounding nine alleged horse poisonings.... Read More

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Alltech Launches Five-Point Mycotoxin Management Program

March 09, 2013

Exposure to certain mycotoxins can cause a number of serious health problems for horses, including death.... Read More

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Using Mature Hay for Bedding: Potential for Tall Fescue Toxicity

January 24, 2013

Ergovaline levels over 200 ppb (parts per billion) in mature hay can cause fescue toxicity in pregnant mares.... Read More

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Link Identified between Tree Seed and Seasonal Pasture Myopathy

January 16, 2013

Seeds from box elder trees were consistently present in the autumn pastures of all horses studied.... Read More

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Toxic Weeds Likely Behind the Deaths of 19 BLM Horses

December 17, 2012

Preliminary results from Colorado State University suggests ingestion of the plant caused the horses' deaths.... Read More

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Simultaneous Ivermectin and Solanum Plant Poisoning in Horses

December 07, 2012

Horses consuming Solanum plants could be at risk for ivermectin toxicity, even if the drug is dosed correctly.... Read More

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UK to Host 2013 Equine Showcase, Breeders' Short Course

December 04, 2012

The programs will highlight industry research findings, reproduction topics, and horse management issues.... Read More

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Weed of the Month: Common Milkweed

November 16, 2012

Common milkweed produces cardiac-glycosides that are toxic to horses and can cause death within 24 hours.... Read More

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Could Endophyte-Infected Fescue Cause Lameness in Horses?

November 06, 2012

Researchers observed noticeable lameness in horses consuming high levels of endophyte-infected seeds and hay.... Read More

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Fluoridated Water and Horses

October 14, 2012

Studies are needed to determine safe limits of fluoride in feed and water for horses.... Read More

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Horse Owners Warned that Ragwort in UK "Worse than Ever"

October 07, 2012

Ragwort is a poisonous weed for horses which results resulting in liver damage and, sometimes, death.... Read More

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UK Graduate Student Spotlight: Daniel Hestad

September 29, 2012

Hestad studied how endophyte-infected tall fescue seed ingestion would affect nonpregnant mares.
... Read More

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Weed of the Month: Wild Carrot

August 25, 2012

Mild neurotoxicity to horses was reported in Europe but is not considered a serious threat in North America.... Read More

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Weed of the Month: Johnsongrass

July 23, 2012

Johnsongrass is a coarse-textured perennial grass that grows well in pastures, gardens, fields, and roadsides.... Read More

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High Blister Beetle Numbers Reported in Texas

July 09, 2012

Reports indicate a higher than usual number of blister beetles, which are toxic to horses, in some areas.... Read More

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Making Sense of Mycotoxins

June 29, 2012

Mycotoxin exposure in horses, caused by feed contaminated with fungi, can be dangerous or fatal.... Read More

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Weed of the Month: Red Maple

March 23, 2012

Red maple is a valued landscaping tree in the eastern United States and Canada but is also toxic to horses.... Read More

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Equine NSAID Use: Indications and Complications

March 21, 2012

Even when NSAIDs are used appropriately, the drugs can still prove damaging to the patient.... Read More

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Ionophore Intoxication in Horses

March 21, 2012

A recent recall of horse feed contaminated with the ionophore antibiotic monensin has prompted many questions.... Read More

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Western Feed, LLC Recalls Kountry Buffet Horse Feed

March 05, 2012

The recalled Kountry Buffet 14% horse feed could contain monensin sodium, which can be fatal for horses.... Read More