Poisoning & Toxicity

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Guinea Grass Toxicity

I have a gelding that can’t eat guinea grass because it causes his hair to fall out in patches.

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Cardiovascular Changes With Moldy Corn Poisoning

Fumonisins are toxic byproducts of the fungus Fusarium verticilloides, which often grows on corn. These mycotoxins can cause leukoencephalomalacia (moldy corn poisoning) in horses, and are undetectable to the naked eye. Horses exposed to

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Malicious Mycotoxins

Leave your saddle sitting in a corner of your tack room after you and your horse are caught in a rainstorm, and you’ll get an eye-opening look into the world of fungi and molds. Within days, your leather tack will have sprouted a patchy coat of

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Poison Control: Spraying Insecticides on Pastures

During the optimal Eastern tent caterpillar (ETC) eradication period (when larvae are still in trees), Lee Townsend, PhD, extension entomologist at the University of Kentucky (UK), recommended a list of insecticides for horse owners and farm

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Poison Control: Spraying Pastures with Insecticides

No definite cause of mare reproductive loss syndrome (MRLS) has been identified, but a recent discovery that Eastern tent caterpillars (ETC) can cause early fetal losses (and likely contributed to MRLS) has scientists at the University of

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FDA Orders Recall of Mercury-Containing Drug

The government has ordered a nationwide recall of a horse drug sold over the Internet called Miracle Leg Paint, because it contains mercury that is poisonous both to horses and to people, according to an Associated Press report. 

Horse

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Bute Toxicity in Neonates

Q: My wife and I were told that giving Bute (phenylbutazone) to a mare in foal can cause heart defects in the foal, similar to aspirin taken by women in early pregnancy. Is there any connection?
A: Signs of phenylbutazone toxicity in foals whose…

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Which Trees are Toxic?

It’s hard to imagine that a natural part of our environment could possibly be harmful to our horses. However, many plants are not only poisonous, but potentially deadly to horses. Many plants and trees have strong medicinal qualities; early

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Non-Toxic Linseed

Horse owners wanting to take advantage of flaxseed’s omega-3 content can rest easy. Flaxseed, or linseed, has a reputation as a toxic substance to horses when fed uncooked–earned because the seeds contain a small amount of cyanogenetic

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Fescue Toxicosis

Mares grazing on tall fescue pastures infected with a toxin have increased gestation lengths, mare and foal deaths, agalactia (absent milk secretion after birth), retained placentas, premature separation of the placenta at birth, and increased placental weights and thickness.

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Amazing Minerals

Of all the ingredients of a horse’s diet, minerals are unique. Here’s a rundown of the most important minerals in your horse’s diet.

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Soil and Water Testing

As you push your shopping cart down the aisle at the supermarket, it’s likely become routine for you to do a quick scan of the nutritional analysis printed on the side of every cereal box and container of yogurt you select. Instantly, you know how

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Syndrome Survey Nearly Completed; Hemlock Poisoning Not Ruled Out

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