Drug profile

The FDA adverse-event record for Canine Influenza Virus H3N8

10 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Canine Influenza Virus H3N8. See the species affected, top reactions, and outcomes below.

10
adverse-event reports
0.0%
death-coded share
Dog
most-reported species
6
Vomiting - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
10
Total Reports
0
Deaths Reported
0.0%
Death Rate

Active Ingredients

Canine Influenza Virus H3N8

Administration Routes

Subcutaneous

Species Affected

Dog 10

Most Affected Breeds

Terrier - Bull - American Pit 2
Retriever - Labrador 2
Poodle (unspecified) 1
Mastiff - Neapolitan 1
Siberian Husky 1
Dachshund (unspecified) 1
Retriever - Golden 1
Terrier - Yorkshire 1

Most Reported Reactions

Vomiting 6
Lethargy (see also Central nervous system depression in 'Neurological') 2
Fever 2
Anaphylaxis 2
Hives (see also 'Skin') 2
Local swelling (not application site) 1
Urticaria 1
Skin lesion NOS 1
Purulent lesion(s) 1
Appetite disorder NOS 1
Pain NOS 1
Not eating 1

Outcome Breakdown

Ongoing
5 (50.0%)
Recovered/Normal
5 (50.0%)

Canine Influenza Virus H3N8 Adverse Event Insights

10 reports name Canine Influenza Virus H3N8; 0 recorded a death outcome (0.0% of reported events, not a population-level mortality rate). Active ingredient: Canine Influenza Virus H3N8. Administration route: Subcutaneous.

By species: Dog (10 reports). By breed: Terrier - Bull - American Pit (2), Retriever - Labrador (2), Poodle (unspecified) (1).

Leading clinical signs: Vomiting (6), Lethargy (see also Central nervous system depression in 'Neurological') (2), Fever (2), Anaphylaxis (2). Outcome, 10 coded reports: Ongoing leads at 50.0%.

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.