Deworming & Internal Parasites


Equine Parasites: 6 Tips on Learning to Live With Worms

February 21, 2010

If you read the title of this article and said, "WHAT?!?" don't worry--you're not alone! No horse owner wants to think of even a single worm burrowing in their horse's innards. But a goal of zero tolerance for worms is no ... Read More


Parasite Load Not Related to Horse Age, Researchers Say

February 19, 2010

Contrary to common belief, older horses do not carry higher worm burdens than their younger counterparts, said Oklahoma State University veterinarians. "Despite the belief that older horses are more susceptible to internal ... Read More


Targeted Deworming Advocated for Cushing's Horses

February 16, 2010

Horses with Cushing's disease tend to have higher fecal egg counts than healthy horses. ... Read More


Deworming Drug Efficacy in European Horses

February 10, 2010

Numerous research papers and presentations over the last several years have noted that internal parasites in horses are growing more resistant to the deworming drugs (anthelmintics) we have available. A study of European horses presented at the... Read More


Grass-Roots Parasite Control

February 01, 2010

Anthelmintic resistance is recognized globally as a serious problem in equine internal parasite control. In this article, one farm owner describes his success with using nonchemical means of controlling worms in his horses.... Read More


British Vets Encourage Responsible Anthelmintic Use

January 31, 2010

The British Veterinary Association (BVA) recently launched a campaign to remind veterinarians to use anthelmintics in grazing animals, such as horses, responsibly. The campaign is in response to a growing concern to the resistance to these dewormers.... Read More


Fellowship Benefits Ukrainian Researcher at Gluck Center

December 16, 2009

Limited funding prevented Tetiana Kuzmina, PhD, from completing her parasitology research in her native Ukraine. But after receiving the Albert and Lorraine Clay fellowship, the scientist was able to continue her research at the University of K... Read More


New Equine Education Courtesy of Intervet/Schering-Plough and

December 02, 2009

Horse owners looking for up-to-date information on parasites and drug resistance can find two new videos on containing presentations made in Kentucky to a group of veterinarians, vet techs, and horse owners. These are sponsored b... Read More


Deworm on a Dry Lot?

December 01, 2009

All of the articles I've read talk about managing parasites in horses with turnout time. Like many other owners in dry locations, here in New Mexico I don't have pasture. Both stalls and turnout areas consist of sand. I purchase bales of alfalfa and ... Read More


Drug-Resistant Parasites: Rules and Tools of Engagement

November 25, 2009

This hour-long video presentation features advice on identifying and managing resistant parasites.... Read More


Study: Horse Manure Storage Conditions Impact Fecal Egg Counts

November 09, 2009

Environmental conditions during collection and storage of equine fecal samples impact the resulting fecal egg counts (FECs), report parasitologists from both Denmark and the United States.

"Due to the concern regarding... Read More


Parasite Resistance: 10 Things to Remember

November 03, 2009

Parasite control is an important part of every equine health care program. Today, it's no longer enough just to know what worms are bugging your horse. Now, you need to understand the basics of parasite resistance to ensure your program i... Read More


Compost Horse Manure Appropriately to Reduce Disease Spread

October 06, 2009

Horse manure needs to be 'cooked' for a specific length of time and at high enough temperatures to result in sufficient reductions in viability of roundworm (Parascaris equorum) eggs and Rhodococcus equi populations, report... Read More


Fecal Egg Counts Can Help Guide Deworming Choices

October 02, 2009

Worried about resistance? Concerned that your parasite control program isn't working as well as it used to? With questions like these, it can pay to incorporate fecal egg count reduction... Read More


Visiting Scientist Examines Equine Parasites on a Molecular Level

September 25, 2009

Mariana Ionita, DVM, PhD, is no stranger to the Gluck Equine Research Center. A resident of Romania, Ionita has been a visiting scientist in the Parasitology program four times since 2006 and completed her fourth visit to the Gluck Center at the... Read More


Delaying Dewormer Resistance: Advice Offered in Study

September 17, 2009

Nonchemical parasite control strategies, fecal egg count monitoring, and controlled quarantine treatments all can delay the development of anthelmintic resistance (AR... Read More


Deworming Decisions: Readers Discuss What Impacts Theirs

September 04, 2009

More than 780 readers of responded to a poll asking, "What drives your deworming product selection decision?"... Read More


Some Herding Dogs Sensitive to Horse Dewormers

August 28, 2009

Consuming avermectin dewormers can prove fatal for some herding breed dogs.... Read More


'On-Call' Racing Stewards Media Program Launched

August 28, 2009

The Racing Officials Accreditation Program (ROAP) has developed an On Call Stewards Program so that a designated racing official will be available during telecasts of major racing events to explain the rules of racing if an unusual event occurs... Read More


Young Horse Deworming Protocols Discussed by Readers

August 21, 2009

More than 460 readers of responded to a poll asking, "How often do you deworm your young horses?"... Read More


Residency Endowment Aims to Keep Equine Vets at Michigan State

August 14, 2009

Robert and Kay Ritchie have a vision: a steady stream of veterinary students in residency positions studying equine medicine at Michigan State University's College of Veterinary Medicine (MSU CVM). When their residency training is through, these... Read More


Equine Dewormers: Use Care When Choosing Products

August 13, 2009

When confronted by shelves and shelves of dewormers, many horse owners can be confused about their choices--and the issue of equine parasite resistance adds even greater confusion.... Read More


Research in Horses Shows Parasite that Causes Babesiosis Can Be Eliminated

August 07, 2009

Many countries in the world outside of the United States are home to the parasite Babesia caballi, which can cause illness or death in horses. Some infected horses might recover and become inapparent carriers of the parasite.

According... Read More


EPM: Is DMSO the Cure for Treatment Issues?

August 03, 2009

New research on treating horses with equine protozoal myeloencephalitis (EPM) has found dissolving toltrazuril sulfone, commercially known as ponazuril, in dimethylsulfoxide (DMSO) instead of water prior to oral administration in horses increase... Read More