Drug profile

The FDA adverse-event record for Imrab 1 - 1905.21

21 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Imrab 1 - 1905.21. See the species affected, top reactions, and outcomes below.

21
adverse-event reports
19.0%
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.
21
Total Reports
4
Deaths Reported
19.0%
Death Rate

Active Ingredients

Imrab 1 - 1905.21

Administration Routes

SubcutaneousUnknown

Species Affected

Dog 21

Most Affected Breeds

Crossbred Canine/dog 3
Retriever - Labrador 3
Dog (other) 2
Terrier - Boston 2
Retriever - Golden 2
Shih Tzu 2
Pug 2
Dachshund - Miniature 1
Rottweiler 1
Schnauzer (unspecified) 1

Most Reported Reactions

Vomiting 6
Other abnormal test result NOS 5
Leucocytosis NOS 3
Seizure NOS 3
Emesis 3
Lethargy (see also Central nervous system depression in 'Neurological') 2
Scratching 2
Facial swelling (see also 'Skin') 2
Anaphylactoid reaction 2
Hives (see also 'Skin') 2
Death 2
Shaking 2

Outcome Breakdown

Outcome Unknown
9 (42.9%)
Recovered/Normal
5 (23.8%)
Ongoing
3 (14.3%)
Died
2 (9.5%)
Euthanized
2 (9.5%)

Imrab 1 - 1905.21 Adverse Event Insights

21 reports name Imrab 1 - 1905.21; 4 recorded a death outcome (19.0% of reported events, not a population-level mortality rate). Active ingredient: Imrab 1 - 1905.21. Administration routes: Subcutaneous, Unknown.

By species: Dog (21 reports). By breed: Crossbred Canine/dog (3), Retriever - Labrador (3), Dog (other) (2).

Leading clinical signs: Vomiting (6), Other abnormal test result NOS (5), Leucocytosis NOS (3), Seizure NOS (3). Outcome, 21 coded reports: Outcome Unknown leads at 42.9%.

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.