Journal of Equine Veterinary Science
Volume 27, Issue 2 , Pages 67-71 , February 2007

Evidence of Ivermectin Resistance by Parascaris equorum on a Texas Horse Farm

References 

  1. Boersema JH, Eysker M, Nas JW. Apparent resistance of Parascaris equorum to macrocyclic lactones. Vet Rec. 2002;150:279–281
  2. Hearn FPD, Peregrine AS. Identification of foals infected with Parascaris equorum apparently resistant to ivermectin. J Am Vet Med Assoc. 2003;233:482–485
  3. Lyons ET, Tolliver SC, Collins SS. Field studies on endoparasites of Thoroughbred foals on seven farms in central Kentucky in 2004. Parasitol Res. 2006;98:496–500
  4. Egerton JR, Brokken ES, Suhayda D, Eary CH, Wooden JW, Kilgore RL. The antiparasitic activity of ivermectin in horses. Vet Parasitol. 1981;8:83–88
  5. Craig TM, Kunde JM. Controlled evaluation of ivermectin in Shetland ponies. Am J Vet Res. 1981;42:1422–1424
  6. Yaswinski TA, Hamm D, Williams M, Greenway T, Tilly W. Effectiveness of ivermectin in the treatment of Parascaris equorum and Oxyuris equi infections. Am J Vet Res. 1982;43:1095
  7. DiPietro JA, Lock TF, Todd KS, Reuter VE. Evaluation of ivermectin paste in the treatment of ponies for Parascaris equorum infections. J Am Vet Med Assoc. 1987;190:1181–1183
  8. French DD, Klei TR, Taylor HW, Chapman MR, Wright FR. Efficacy of ivermectin in oral paste formulation against naturally acquired adult and larval stages of Parascaris equorum in pony foals. Am J Vet Res. 1988;48:1000–1003
  9. DiPietro JA, Lock TF, Todd KS, Davis JL. Efficacy of ivermectin in the treatment of induced Parascaris equorum infection in pony foals. J Am Vet Med Assoc. 1989;195:1712–1714
  10. French DD, Klei TR, Taylor HW, Chapman MR. Efficacy of ivermectin in oral drench and paste formulation against migration larvae of experimentally inoculated Parascaris equorum. Am J Vet Res. 1989;50:1071–1073
  11. Daurio CP, Leaning HD. The effect of oral ivermectin on immature ascarids in foals. Equine Vet Sci. 1989;9:312–315
  12. Herd RP. Choosing the optimal equine anthelmintic. Vet Med. 1992;87:231–239
  13. Lloyd S, Solusby EJL. Is anthelmintic resistance inevitable: back to basics?. Equine Vet J. 1998;30:280–283
  14. Clayton HM. Ascarids recent advances. Vet Clinics North Am Equine Pract. 1986;2:313–328
  15. Slocombe JOD. Prevalence and treatment of tapeworms in horses. Can Vet J. 1979;20:136–140
  16. Craig TM, Scrutchfield WL, Thompson JA, Bass EE. Comparison of anthelmintic activity of pyrantel, praziquantel and nitazoxanide against Anoplocephala perfoliata in horses. J Equine Sci. 2003;22:68–70
  17. Marchiondo AA, TerHune TN, Herrick RL. Target animal safety and tolerance study of pyrantel pamoate paste (19.13% w/w pyrantel base) administered orally to horses. Vet Ther. 2005;6:311–324
  18. Herd RP. Performing equine fecal egg counts. Vet Med. 1992;87:240–244
  19. Todd AC, Bliss DH, Meyers GH. Milk production increases following treatment of subclinical parasitisms in Wisconsin dairy cattle. New Zealand Vet J. 1975;23:59–62
  20. Herd RP, Gabel AA. Reduced efficacy of anthelmintics in young compared with adult horses. Equine Vet J. 1990;22:164–169
  21. Monahan CM, Chapman MR, Taylor HW, French DD, Klei TR. Experimental cyathostome challenge of ponies maintained with or without benefit of daily pyrantel tartrate feed additive: comparison of parasite burdens, immunity and colonic pathology. Vet Parasitol. 1998;74:229–241
  22. Brazik EL, Luquire JT, Little D. Pyrantel pamoate resistance in horses receiving daily administration of pyrantel tartrate. J Am Vet Med Assoc. 2006;228:101–103
  23. Anderson N, Martin PJ, Jarrett RG. The efficacy of mixtures of albendazole sulphoxides and levamisole against sheep nematodes resistant to benzimidazole and levamisole. Aust Vet J. 1991;68:127–132
  24. Miller DK, Craig TM. Use of anthelmintic combinations against multiple resistant Haemonchus contortus in Angora goats. Small Rumin Res. 1996;19:281–283

 Refereed

PII: S0737-0806(06)00697-6

doi: 10.1016/j.jevs.2006.12.002

Journal of Equine Veterinary Science
Volume 27, Issue 2 , Pages 67-71 , February 2007

Article Tools