Drug profile

The FDA adverse-event record for Canine Influenza Virus H3N2, Kv

34 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Canine Influenza Virus H3N2, Kv. See the species affected, top reactions, and outcomes below.

34
adverse-event reports
5.9%
death-coded share
Dog
most-reported species
14
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.
34
Total Reports
2
Deaths Reported
5.9%
Death Rate

Active Ingredients

Canine Influenza Virus H3N2, Kv

Administration Routes

Subcutaneous

Species Affected

Dog 34

Most Affected Breeds

Retriever - Golden 4
Shepherd Dog - German 2
Retriever - Labrador 2
Dachshund (unspecified) 2
Shepherd (unspecified) 2
Corgi (unspecified) 2
Bulldog 1
Shepherd Dog - Belgian Malinois 1
Bloodhound 1
Corgi - Welsh Cardigan 1

Most Reported Reactions

Vomiting 14
Lethargy (see also Central nervous system depression in 'Neurological') 12
Diarrhoea 9
Anorexia 8
Fever 5
Other abnormal test result NOS 5
Leucocytosis NOS 4
Seizure NOS 3
Polydipsia 3
Tachypnoea 3
Emesis 3
Pale mucous membrane 3

Outcome Breakdown

Ongoing
20 (58.8%)
Recovered/Normal
11 (32.4%)
Euthanized
2 (5.9%)
Outcome Unknown
1 (2.9%)

Canine Influenza Virus H3N2, Kv Adverse Event Insights

34 reports name Canine Influenza Virus H3N2, Kv; 2 recorded a death outcome (5.9% of reported events, not a population-level mortality rate). Active ingredient: Canine Influenza Virus H3N2, Kv. Administration route: Subcutaneous.

By species: Dog (34 reports). By breed: Retriever - Golden (4), Shepherd Dog - German (2), Retriever - Labrador (2).

Leading clinical signs: Vomiting (14), Lethargy (see also Central nervous system depression in 'Neurological') (12), Diarrhoea (9), Anorexia (8). Outcome, 34 coded reports: Ongoing leads at 58.8%.

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.