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Strongyle Control In Horses
Worms Eggs
Common Horse Health Concerns
Classified aslarge or small
Live indigestive tractof host animal
Containsmorula (cell
cluster)
Passed infeces of host
animal
Central Garden and Pet. (2008). Common Horse Health Problems. Retrieved from http://www.petuniversity.com/horses/common-horse-health-problems.htm
Photo by Steve Bowbric (2005). Photo by Landlearn NSW (2009).
Photo by Chris Richards (2005).
Traditionally
All horses treated with intervals of:-Moxidectin to kill larvae-Ivermectin to kill adults
Traditionalmethods of treatingall the horses at the
same time, havelead to a decrease
in large strongylesbut also
anthelminticresistance in small
strongyles
67%
Anthelminticdrugs with
reportedresistence
Wood, C. (2014). Strongyles in Horses. Retrieved from http://www.extension.org/pages/10280/strongyles-in-horses#.VQAIzPnF-h1
Matthews, J.B. (2013). The future of helminth control in horses. Equine Veterinary Journal. 46 (1): p10-11.
Photo by Susan Drury (2012).
Targeted Approach
Selecting to treatonly animals thatmeet specificcriteria. In this case,treating only horseswith moderate tohigh FEC
Fecal Egg Count (FEC)
Diagnostic methodof counting parasiteeggs in the feces toassess degree ofinfestation andidentify whichanimals to treat.
Diagnostic testingsuch as Fecal EggCounting areimportant in anumber of ways:
-identify individualsto treat
-minimize drug use-avoid anthelminticresistance
-avoid anthelminticresistance
-monitor howeffective thetreatment is
Matthews, J.B. (2013). The future of helminth control in horses. Equine Veterinary Journal. 46 (1): p10-11.