Drug profile

The FDA adverse-event record for Deramaxx

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

93
adverse-event reports
31.2%
death-coded share
Dog
most-reported species
24
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.
93
Total Reports
29
Deaths Reported
31.2%
Death Rate

Active Ingredients

Deramaxx

Administration Routes

OralUnknown

Species Affected

Dog 93

Most Affected Breeds

Retriever - Labrador 17
Terrier - Bull - American Pit 8
Retriever - Golden 8
Crossbred Canine/dog 5
Collie - Border 3
Shepherd Dog - German 3
Beagle 3
Chow Chow 2
Terrier (unspecified) 2
Deutsche Dogge, Great Dane 2

Most Reported Reactions

Death by euthanasia 24
Vomiting 16
Seizure NOS 14
Lethargy (see also Central nervous system depression in Neurological) 14
Diarrhoea 13
Ataxia 12
Polydipsia 8
Polyuria 7
Weakness 7
Elevated alanine aminotransferase (ALT) 7
Urinary incontinence 7
Limb weakness 7

Outcome Breakdown

Ongoing
36 (38.7%)
Euthanized
24 (25.8%)
Outcome Unknown
15 (16.1%)
Recovered/Normal
13 (14.0%)
Died
5 (5.4%)

Deramaxx Adverse Event Insights

93 reports name Deramaxx; 29 recorded a death outcome (31.2% of reported events, not a population-level mortality rate). Active ingredient: Deramaxx. Administration routes: Oral, Unknown.

By species: Dog (93 reports). By breed: Retriever - Labrador (17), Terrier - Bull - American Pit (8), Retriever - Golden (8).

Leading clinical signs: Death by euthanasia (24), Vomiting (16), Seizure NOS (14), Lethargy (see also Central nervous system depression in Neurological) (14). Outcome, 93 coded reports: Ongoing leads at 38.7%.

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.