Drug profile

The FDA adverse-event record for Omega 3

36 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Omega 3. See the species affected, top reactions, and outcomes below.

36
adverse-event reports
8.3%
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.
36
Total Reports
3
Deaths Reported
8.3%
Death Rate

Active Ingredients

Omega 3

Administration Routes

OralUnknown

Species Affected

Dog 35
Cat 1

Most Affected Breeds

Retriever - Golden 5
Retriever - Labrador 4
Terrier - Yorkshire 3
Dog (unknown) 2
Schnauzer - Miniature 2
Pointing Dog - Hungarian Short-haired (Vizsla) 2
Pit Bull 2
Bulldog - English 2
Shepherd Dog - Australian 1
Cattle Dog - Australian (blue heeler, red heeler, Queensland cattledog) 1

Most Reported Reactions

Vomiting 6
Weight loss 4
Lethargy (see also Central nervous system depression in 'Neurological') 4
Other abnormal test result NOS 4
Elevated total bilirubin 4
Underdose 4
Urinary tract infection 4
Not eating 3
Elevated blood urea nitrogen (BUN) 3
Elevated creatinine 3
Elevated cholesterol (total) 3
Elevated alanine aminotransferase (ALT) 3

Outcome Breakdown

Outcome Unknown
14 (38.9%)
Recovered/Normal
9 (25.0%)
Ongoing
8 (22.2%)
Recovered with Sequela
2 (5.6%)
Euthanized
2 (5.6%)
Died
1 (2.8%)

Omega 3 Adverse Event Insights

36 reports name Omega 3; 3 recorded a death outcome (8.3% of reported events, not a population-level mortality rate). Active ingredient: Omega 3. Administration routes: Oral, Unknown.

By species: Dog (35 reports), Cat (1 reports). By breed: Retriever - Golden (5), Retriever - Labrador (4), Terrier - Yorkshire (3).

Leading clinical signs: Vomiting (6), Weight loss (4), Lethargy (see also Central nervous system depression in 'Neurological') (4), Other abnormal test result NOS (4). Outcome, 36 coded reports: Outcome Unknown leads at 38.9%.

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.