Drug profile

The FDA adverse-event record for Unspecified Vaccine

61 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Unspecified Vaccine. See the species affected, top reactions, and outcomes below.

61
adverse-event reports
9.8%
death-coded share
Dog
most-reported species
22
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.
61
Total Reports
6
Deaths Reported
9.8%
Death Rate

Active Ingredients

Unspecified Vaccine

Administration Routes

UnknownSubcutaneousParenteral

Species Affected

Dog 42
Cat 15
Cattle 3
Horse 1

Most Affected Breeds

Domestic Shorthair 10
Retriever - Labrador 6
Pit Bull 4
Retriever - Golden 4
Shepherd Dog - German 3
Terrier - Boston 3
Chihuahua 2
Cat (unknown) 2
Bengal 2
Cattle (unknown) 2

Most Reported Reactions

Vomiting 22
Diarrhoea 9
Ataxia 8
Lethargy (see also Central nervous system depression in 'Neurological') 6
Lethargy (see also Central nervous system depression in Neurological) 6
Seizure NOS 5
Behavioural disorder NOS 4
Emesis (multiple) 4
Facial oedema 4
Death by euthanasia 3
Allergic reaction 3
Anorexia 3

Outcome Breakdown

Outcome Unknown
25 (41.0%)
Ongoing
17 (27.9%)
Recovered/Normal
12 (19.7%)
Euthanized
3 (4.9%)
Died
3 (4.9%)
Recovered with Sequela
1 (1.6%)

Unspecified Vaccine Adverse Event Insights

61 reports name Unspecified Vaccine; 6 recorded a death outcome (9.8% of reported events, not a population-level mortality rate). Active ingredient: Unspecified Vaccine. Administration routes: Unknown, Subcutaneous, Parenteral.

By species: Dog (42 reports), Cat (15 reports), Cattle (3 reports). By breed: Domestic Shorthair (10), Retriever - Labrador (6), Pit Bull (4).

Leading clinical signs: Vomiting (22), Diarrhoea (9), Ataxia (8), Lethargy (see also Central nervous system depression in 'Neurological') (6). Outcome, 61 coded reports: Outcome Unknown leads at 41.0%.

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.