Drug profile

The FDA adverse-event record for Carvacrol

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

12
adverse-event reports
16.7%
death-coded share
Dog
most-reported species
6
Lethargy (see also Central nervous system depression in 'Neurological') - 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.
12
Total Reports
2
Deaths Reported
16.7%
Death Rate

Active Ingredients

Carvacrol

Administration Routes

OralUnknown

Species Affected

Dog 10
Cat 2

Most Affected Breeds

Retriever - Labrador 2
Domestic Shorthair 2
Crossbred Canine/dog 2
Pit Bull 2
Terrier - Yorkshire 1
Spaniel - Cocker American 1
Mountain Dog - Bernese 1
Retriever - Golden 1

Most Reported Reactions

Lethargy (see also Central nervous system depression in 'Neurological') 6
Vomiting 6
Diarrhoea 5
Bloody diarrhoea 4
Behavioural disorder NOS 2
Skin lesion NOS 2
Death 2
Weight loss 2
Mucous stool 2
Fever 2
Leucocytosis NOS 2
Vocalisation 1

Outcome Breakdown

Ongoing
7 (58.3%)
Died
2 (16.7%)
Outcome Unknown
2 (16.7%)
Recovered/Normal
1 (8.3%)

Carvacrol Adverse Event Insights

12 reports name Carvacrol; 2 recorded a death outcome (16.7% of reported events, not a population-level mortality rate). Active ingredient: Carvacrol. Administration routes: Oral, Unknown.

By species: Dog (10 reports), Cat (2 reports). By breed: Retriever - Labrador (2), Domestic Shorthair (2), Crossbred Canine/dog (2).

Leading clinical signs: Lethargy (see also Central nervous system depression in 'Neurological') (6), Vomiting (6), Diarrhoea (5), Bloody diarrhoea (4). Outcome, 12 coded reports: Ongoing leads at 58.3%.

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.