Poisoning & Toxicity

Article

Toxin Test Might Identify Horses with Diarrhea that Could be Debilitating

April 14, 2009

Early identification of a toxin produced by the diarrhea-causing bacterium Clostridium difficile, in the feces of horses with diarrhea might help identify which horses are at risk for developing serious disease, report... Read More

Article

Aluminum Phosphide Poisoning

March 06, 2009

Aluminum phosphide is an indoor fumigant used to kill insects in most, if not all, of the stored grains we and our horses are exposed to. Like most pesticides, it can cause major problems in unintended species when used incorrectly.... Read More

Article

Ivermectin Toxicosis

February 27, 2009

Ivermectin has become one of the most widely used deworming medications worldwide since its introduction 25 years ago. It's usually considered to have a large margin of safety, but it can be highly toxic in rare circumstances... Read More

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AAEP 2007 Convention Complete Coverage

February 12, 2009

A complete wrap-up of the 2007 American Association of Equine Practitioners Convention held in Orlando, Fla.... Read More

Article

Fifth North Carolina Horse Dies of Unknown Toxin

January 05, 2009

A mystery toxin killed a fifth horse in western North Carolina in November. Veterinarians now suspect this case might be due to the same substance that caused the death of four other horses earlier that month.

The fifth horse was... Read More

Article

Stable Air Quality a Breath of Fresh ... Endotoxin?

December 06, 2008

If you think you are pampering and protecting your horse in his cushy, comfortable stall instead of turning him out on pasture, think again. Michigan State University researchers have found that stabled horses are exposed to eight... Read More

Article

North Carolina Horse Toxicity Investigation Continues

November 17, 2008

Veterinarians are still searching for what caused the deaths of four horses in Fairview, N.C., earlier this month.

An analysis of the animals' feed failed to reveal the presenc... Read More

Article

Beyond the Feed Tag: Horse Feed Ingredients, Quality and Safety Issues

November 16, 2008

The tag on every animal feed product is labeled with information required by the FDA, with ingredients listed in descending order of predominance--from most to least inclusion. "However, this is not always enforced and there is no guarantee that list... Read More

Article

Toxin Suspected in North Carolina Horse Deaths

November 13, 2008

Veterinarians are trying to determine the cause of an illness that has killed four horses in Fairview, N.C., since last Thursday.

Affected horses show a rapid deterioration in muscle condition. Other clinical signs include lethargy, shaking,... Read More

Article

100 Horses Dead at Embryo Transfer Farm; Botulism Suspected

October 10, 2008

Around 100 horses have died at EquiTransfer, a Marion County, Fla., embryo transfer farm. Veterinary officials say that botulism from haylage might be to blame.

EquiTransfer is owned by veterinarians Jose Dávila, DVM, and his wife, Francis... Read More

Article

Poisonous Plant Risk Increases as Pasture Grass Goes Dormant

October 10, 2008

As autumn rolls around, pastures become depleted as grass and plant growth slows prior to going dormant for winter. So, it's not surprising that this time of year can also bring an increase in reports of horses becoming ill from... Read More

Article

Poisoning in Horses: Common Toxic Substances

October 01, 2008

Poisoning in horses is not a common occurrence, but when poisoning occurs, effects can be disastrous and far-reaching. Listing all toxic substances is impossible, as virtually everything on the planet can be toxic at sufficiently high dosages.... Read More

Article

Minnesota Horse Owners Warned of Toxic Plant Issue

August 25, 2008

Due to last year's drought and recent dry conditions in parts of Minnesota, the state's Extension service is again warning horse owners that hoary alyssum could become a problem for their animals. Hoary alyssum is a perennial weed... Read More

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Horse Management

August 15, 2008

General management topics were discussed at the 2007 AAEP convention: poisoning, dentistry, acupuncture & more... Read More

Article

New Report on Water Quality and Livestock Health

August 14, 2008

The University of Wyoming's College of Agriculture, in collaboration with two state agencies, has published a report on water quality as it pertains to the health of livestock and wildlife.

"The target audience is anyone with an interest in... Read More

Article

Report: Natural Nitrate Levels Caused Wild Horse Deaths

July 22, 2008

Federal officials probing the deaths of 71 wild horses on a military site ruled out high levels of nitrate in a pond, saying such rates occurred naturally.

Testing of a watering hole showed that the nitrate levels came from a combination of... Read More

Article

Horse Owners Cautioned about Hardy Toxic Plant

July 17, 2008

With cases reported already this year, horse owners are being cautioned about a toxic plant that flourishes during drought and in overgrazed conditions.

Read More

Article

Hazards Could be Hidden in Hay

July 16, 2008

Just 24 hours after Betsy Bueno of Santa Rosa, Calif., began feeding her horses a new batch of hay, one colicked and began to show neurologic signs. Within days, two of her 12 horses required euthanasia and seven were showing similar clinical... Read More

Article

Rapid and Reliable Test for Diarrhea-Causing Toxin Identified

July 13, 2008

Toxins produced by the bacterium Clostridium difficile can cause diarrhea in adult horses and foals. The high economic impact associated with treatment costs, considerable animal losses to disease associated with mortality and... Read More

Article

Rattlesnake Bite Management Recommendations

July 06, 2008

The United States is home to 26 species of rattlesnakes, making rattlesnake bites relatively common events in equine medicine. Horse owners definitely need to resist the urge to begin sucking the venom from their horse's rattlesnake bite... Read More

Article

Scientists: Arsenic Killed Phar Lap

June 20, 2008

Forensic scientists say champion Australian gelding Phar Lap died of arsenic poisoning, solving a mystery that has intrigued the horse racing world for more than 75 years.

Phar Lap won 37 of his 51 starts before his death in mysterious... Read More

Article

Risk Factors for Atypical Myopathy

June 07, 2008

Aggressive research efforts by Belgian veterinarians have culminated in the identification of numerous indicators or factors--including horse management and pasture characteristics--associated with atypical myopathy, a rapidly developing and fatal di... Read More

Article

Purina Recalling Horse Feed in Eastern States

May 05, 2008

Land O'Lakes Purina Feed LLC has implemented a voluntary recall of some horse feed due to a possible excess of aflatoxin. According to a statement released by the company, no confirmed animal health complaints attributable to aflatoxins have bee... Read More

Article

Horse Feed Recall Affects East Coast

May 05, 2008

Horse feed dealers are the key to identifying if there's a potential problem with recently purchased Purina feed, according to Land O'Lakes spokesperson Lydia Botham.

Land O'Lakes Purina Feed LLC recently announced a recall of certain horse... Read More

Article

Investigating Horse Poisoning

April 13, 2008

When an owner suspects that a horse might have eaten something poisonous, the veterinarian is generally the first person he or she calls. In addition to treating any health problems, that veterinarian is uniquely suited to investigate the cause... Read More