Nasal Mites

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This page quotes a published document. Everything below in quotation marks is copied word for word from https://capcvet.org/guidelines/nasal-mites/, published by CAPC and retrieved on 2026-09-16. The quotations are excerpts; the document itself is linked and is the authority. Nothing has been reworded.

This page quotes the Companion Animal Parasite Council guideline for Nasal Mites, section by section: the opening sentences of 7 sections, copied without change and linked to the guideline, which was retrieved on 2026-09-16. The guideline itself is the authority and carries the full text.

The guideline

Companion Animal Parasite Council, Nasal Mites, at https://capcvet.org/guidelines/mite-canine-nasal/. Retrieved 2026-09-16. Each heading below is the guideline’s own, and the quotation under it is how that section begins. The full section, and the species tabs where the guideline gives them, are on the linked page.

Species

Pneumonyssoides caninum (canine nasal mite) Pneumonyssoides caninum lives in the nasal and paranasal sinuses of the dog. Mites are present most often in the ethmoid and frontal sinuses.

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Disease

Although infested dogs may present without clinical signs, sneezing, reverse sneezing, head-shaking, coughing, rhinitis, nasal discharge and impaired sense of smell may accompany infestations. None of these signs are unique to nasal mite.

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Prevalence

Prevalences as high as 24% have been reported in some dog populations. Numbers of cases often increase as veterinarians become more skilled at recognizing infestations.

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Diagnosis

Diagnosis is confirmed by observing mites on the external nares. Mites may be found in mucus or watery secretions from the nose or in mucus sneezed onto the examination table.

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Treatment

Milbemycin oxime (0.5-1.0 mg/kg orally once weekly for 3 consecutive weeks) was highly effective. Infested dogs also have been treated successfully with ivermectin (200 μg/kg) and Selamectin (3 X 6-24 mg/kg every 14 days).

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Control and Prevention

Selamectin and imidacloprid/moxidectin would likely prevent infestations with these parasites.

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Public Health Considerations

No human health hazard appears to be associated with these mites.

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Sources

  • capc-mite-canine-nasalCAPC · retrieved 2026-09-16
    Although infested dogs may present without clinical signs, sneezing, reverse sneezing, head-shaking, coughing, rhinitis, nasal discharge and impaired sense of smell may accompany infestations. None (Disease)

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