Poisoning & Toxicity

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Exact Cause of Toxicity Deaths Still Unknown

Researchers at Texas A&M University (TAMU) in College Station, Texas, say they strongly suspect that the pesticide used on feed at nearby Carousel Acres was directly involved in the death of 27 horses. However, the reason for the extreme

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Veterinarians Investigate Toxicity Deaths

Twenty-seven horses have died in what appears to be an accidental poisoning at a Brazos County, Texas boarding barn, reports The Bryan-College Station Eagle, a local newspaper.


Preliminary reports suggest that the horses’ feed

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Australian Toxic Feed Case Decided

An Australian court awarded $71,000 in damages after a Sydney area family?s Thoroughbred mare died and three other show horses were permanently retired due to heart conditions resulting from contaminated feed, the Sydney Morning

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Unexplained Swelling

I found my gelding lying down with swollen legs and a cut inside his nostril. Could this be a snakebite?

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Nightshade and Ivermectin: A Deadly Mixture

Editor’s note: When researching the unknown illness story on this page, the following study on ivermectin’s interaction with a noxious weed was discovered. Nightshade and other poisonous plants should be eliminated from pastures.

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Four Horses Dead, One Ill; Dewormer Questioned

Four horses on a South Texas farm died from unknown causes in February; one horse is recovering. The horses’ owner suspects the problems might have been caused by a dewormer; she has necropsy and other test results, but she has not released them

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Bute: How Much is Too Much?

Phenylbutazone (PBZ), commonly known as Bute, can be the horse owner’s (and horse’s) best friend. This popular and economical non-steroidal anti-inflammatory (NSAID) blocks pain, reduces swelling and inflammation, and lowers fever, making it an

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Tennessee Feed Recalled

Tennessee Farmers Cooperative officials voluntarily recalled four lots of horse feed in early and mid-November after a horse’s death was linked to the feed, which contained high levels of a livestock drug. The 10% Grain Mix (item #93638) was

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Snake Bite Preparedness

Our area has a healthy population of rattlesnakes. I would like to be prepared in case one of the horses gets bitten.

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Clover Photosensitivity

A rainy, cool summer in Manitoba, Canada, was turning to fall when Thunder, a 2-year-old Paint/Arab cross gelding with lots of white across his body, began to show signs of colic. He was treated for colic four times in two days. Annette Fleming,

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Horse Care in the Fall

Fall deworming is important; winter is usually when internal parasites do the most damage and rob the horse of vital nutrients.

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21 Kentucky Horses Lost In Flooding

One farm in Stanton, Ky., on the Red River lost 15 babies, five broodmares, and a stallion to flooding on Sunday, May 30. Heavy rains that day rapidly forced waters higher in the already swollen river, and within three hours the river had covere

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Equitrol Lawsuit

A jury has returned a verdict of $1,007,500 to plaintiffs alleging in a lawsuit that Farnam’s product Equitrol, a feed-through fly control product, was defectively designed and caused harm to their horses; Farnam has countered with a press

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Oranges for Treats?

Can horses eat oranges? I just bought a 4-year-old gelding who apparently loves oranges.

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