Drug profile

The FDA adverse-event record for Immunotherapy Injections

15 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Immunotherapy Injections. See the species affected, top reactions, and outcomes below.

15
adverse-event reports
26.7%
death-coded share
Dog
most-reported species
3
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.
15
Total Reports
4
Deaths Reported
26.7%
Death Rate

Active Ingredients

Immunotherapy Injections

Administration Routes

UnknownSubcutaneousParenteral

Species Affected

Dog 12
Cat 3

Most Affected Breeds

Domestic Shorthair 3
Shepherd Dog - Australian 2
Retriever - Labrador 2
Retriever - Golden 1
Hound - Basset 1
Shepherd Dog - German 1
Mastiff 1
Spaniel - Cocker American 1
Terrier - Bull - Staffordshire 1
Spaniel (unspecified) 1

Most Reported Reactions

Vomiting 3
Death by euthanasia 3
Other abnormal test result NOS 3
Anorexia 2
Diarrhoea 2
Abnormal cytology 2
Lack of efficacy - NOS 2
Dyspnoea 1
Pneumonia 1
Lethargy (see also Central nervous system depression in 'Neurological') 1
Fever 1
Abnormal posture NOS 1

Outcome Breakdown

Ongoing
5 (33.3%)
Recovered/Normal
3 (20.0%)
Euthanized
3 (20.0%)
Outcome Unknown
2 (13.3%)
Recovered with Sequela
1 (6.7%)
Died
1 (6.7%)

Immunotherapy Injections Adverse Event Insights

15 reports name Immunotherapy Injections; 4 recorded a death outcome (26.7% of reported events, not a population-level mortality rate). Active ingredient: Immunotherapy Injections. Administration routes: Unknown, Subcutaneous, Parenteral.

By species: Dog (12 reports), Cat (3 reports). By breed: Domestic Shorthair (3), Shepherd Dog - Australian (2), Retriever - Labrador (2).

Leading clinical signs: Vomiting (3), Death by euthanasia (3), Other abnormal test result NOS (3), Anorexia (2). Outcome, 15 coded reports: Ongoing leads at 33.3%.

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.