Drug profile

The FDA adverse-event record for Amoxicillin/Clavulanic Acid

102 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Amoxicillin/Clavulanic Acid. See the species affected, top reactions, and outcomes below.

102
adverse-event reports
18.6%
death-coded share
Dog
most-reported species
20
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.
102
Total Reports
19
Deaths Reported
18.6%
Death Rate

Active Ingredients

Amoxicillin/Clavulanic Acid

Administration Routes

OralUnknownTopicalParenteral

Species Affected

Dog 76
Cat 25
Parrot 1

Most Affected Breeds

Domestic Shorthair 18
Crossbred Canine/dog 9
Retriever - Labrador 8
Shih Tzu 5
Retriever - Golden 4
Chihuahua 3
Cat (unknown) 2
Terrier - Yorkshire 2
Schnauzer (unspecified) 2
Spitz - German Pomeranian 2

Most Reported Reactions

Vomiting 20
Lethargy (see also Central nervous system depression in 'Neurological') 16
Anorexia 15
Not eating 14
Death by euthanasia 13
Elevated alanine aminotransferase (ALT) 13
Leucocytosis NOS 13
Decreased appetite 12
Elevated serum alkaline phosphatase (ALP) 12
Weight loss 11
Elevated total bilirubin 10
Urinary tract infection 10

Outcome Breakdown

Outcome Unknown
38 (37.3%)
Ongoing
25 (24.5%)
Recovered/Normal
19 (18.6%)
Euthanized
13 (12.7%)
Died
6 (5.9%)
Recovered with Sequela
1 (1.0%)

Amoxicillin/Clavulanic Acid Adverse Event Insights

102 reports name Amoxicillin/Clavulanic Acid; 19 recorded a death outcome (18.6% of reported events, not a population-level mortality rate). Active ingredient: Amoxicillin/Clavulanic Acid. Administration routes: Oral, Unknown, Topical, Parenteral.

By species: Dog (76 reports), Cat (25 reports), Parrot (1 reports). By breed: Domestic Shorthair (18), Crossbred Canine/dog (9), Retriever - Labrador (8).

Leading clinical signs: Vomiting (20), Lethargy (see also Central nervous system depression in 'Neurological') (16), Anorexia (15), Not eating (14). Outcome, 102 coded reports: Outcome Unknown leads at 37.3%.

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.