Anthelmintic resistance is reported in equine nematodes with increasing frequency in recent
years, and no new anthelmintic classes have been introduced during the past 40 years. This …

Anthelmintics have been applied indiscriminately to control horse nematodes for over 40
years. Three broad-spectrum anthelmintic classes are currently registered for nematode …

Parascaris equorum and cyathostomins are currently considered the most important
parasites of horses and have traditionally been controlled with anthelmintics belonging to …

Macrocyclic lactones have been the most widely used drugs for equine parasite control
during the past four decades. Unlike ivermectin, moxidectin exhibits efficacy against …

Anthelmintic resistance in equine cyathostomins is both widespread and highly prevalent in
the benzimidazole and tetrahydropyrimidine classes; however, reports of resistance to …

During the past two decades anthelmintic resistance in equine parasites has been found in
the group of small strongyle species (cyathostomins) and in the ascarid species Parascaris …

The increase of anthelmintic resistance in the last years in the nematode population of
veterinary importance has become a major concern. The objective of the present study was …

Nematodes belonging to the order Strongylida are ubiquitous in grazing horses, and the
large strongyle Strongylus vulgaris is considered the most pathogenic. This parasite was …

Background Cyathostomins infect virtually all horses, and concomitant infections with 10 or
more species per horse is standard. Species-specific knowledge is limited, despite potential …

Since the 1960s equine parasite control has relied heavily on frequent anthelmintic
treatments often applied with frequent intervals year-round. However, increasing levels of …