Drug profile

The FDA adverse-event record for Naraquin

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

15
adverse-event reports
53.3%
death-coded share
Dog
most-reported species
8
Death by euthanasia - 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
8
Deaths Reported
53.3%
Death Rate

Active Ingredients

Naraquin

Administration Routes

UnknownOral

Species Affected

Dog 10
Cat 5

Most Affected Breeds

Domestic Shorthair 3
Retriever - Golden 2
Cat (other) 2
Greyhound 2
Pointing Dog - German Short-haired 1
Dachshund (unspecified) 1
Dog (unknown) 1
Deutsche Dogge, Great Dane 1
Terrier - Yorkshire 1
Bulldog - French 1

Most Reported Reactions

Death by euthanasia 8
Hyperphosphataemia 6
Diarrhoea 4
Anorexia 3
Decreased appetite 3
Increased drinking 3
Anaemia NOS 3
Acute renal failure 3
Elevated globulins 3
Low thyroxine (T4) 3
Elevated blood urea nitrogen (BUN) 3
Intentional misuse 3

Outcome Breakdown

Euthanized
8 (53.3%)
Ongoing
5 (33.3%)
Recovered/Normal
1 (6.7%)
Outcome Unknown
1 (6.7%)

Naraquin Adverse Event Insights

15 reports name Naraquin; 8 recorded a death outcome (53.3% of reported events, not a population-level mortality rate). Active ingredient: Naraquin. Administration routes: Unknown, Oral.

By species: Dog (10 reports), Cat (5 reports). By breed: Domestic Shorthair (3), Retriever - Golden (2), Cat (other) (2).

Leading clinical signs: Death by euthanasia (8), Hyperphosphataemia (6), Diarrhoea (4), Anorexia (3). Outcome, 15 coded reports: Euthanized leads at 53.3%.

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.