Tick(s) in ear

Veterinary advice should be sought before applying any treatment or vaccine.

Tick(s) In Ear

Amblyomma maculatum, Anocentor nitens and Otobius megnini nymphs are species of ticks which like to feed in the ear canals of horses. Ticks are able to transmit infectious diseases while they feed on the horse's blood.


Head shaking
Hypersensitive ears
Ear rubbing
Difficult to get halter or bridle on


  • History
  • Clinical signs
  • Physical exam - identification of tick


Tick removalYou're veterinarian will need to first confirm whether there is indeed a tick in the ear, and if so, may likely need to administer sedatives in order to carefully remove the tick from the ear
AntibioticsMay be required, depending on the geographical area, type of tick, clinical signs, age, and history of the horse


  • Application of tick repellent prior to pasture turnout

Scientific Research References

Good Overviews

Risk Factors

  • High tick populations