Drug profile

The FDA adverse-event record for Amoxicillin, Clavulanate

1,386 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Amoxicillin, Clavulanate. See the species affected, top reactions, and outcomes below.

1,386
adverse-event reports
5.9%
death-coded share
Unknown
most-reported species
771
Color, Abnormal - 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.
1,386
Total Reports
82
Deaths Reported
5.9%
Death Rate

Active Ingredients

Amoxicillin, Clavulanate

Administration Routes

UnknownOralTopicalOphthalmic

Species Affected

Unknown 855
Dog 340
Cat 185
Human 5
Rat 1

Most Affected Breeds

Unknown 862
Domestic (unspecified) 136
Crossbred Canine/dog 46
Retriever - Labrador 28
Chihuahua 19
Cat (unknown) 18
Terrier - Yorkshire 16
Maltese 15
Dachshund (unspecified) 14
Spaniel - Cocker American 13

Most Reported Reactions

Color, Abnormal 771
Suspension, Abnormal 584
Vomiting 149
Anorexia 101
Depression 100
Seal, Abnormal 87
Lack of efficacy (bacteria) - NOS 82
Granules/Powder, Abnormal 58
Diarrhoea 52
Death 50
Elevated alanine aminotransferase (ALT) 37
Fever 33

Outcome Breakdown

Died
79 (84.9%)
Recovered/Normal
5 (5.4%)
Euthanized
3 (3.2%)
Outcome Unknown
3 (3.2%)
Ongoing
3 (3.2%)

Amoxicillin, Clavulanate Adverse Event Insights

1,386 reports name Amoxicillin, Clavulanate; 82 recorded a death outcome (5.9% of reported events, not a population-level mortality rate). Active ingredient: Amoxicillin, Clavulanate. Administration routes: Unknown, Oral, Topical, Ophthalmic.

By species: Unknown (855 reports), Dog (340 reports), Cat (185 reports). By breed: Unknown (862), Domestic (unspecified) (136), Crossbred Canine/dog (46).

Leading clinical signs: Color, Abnormal (771), Suspension, Abnormal (584), Vomiting (149), Anorexia (101). Outcome, 93 coded reports: Died leads at 84.9%.

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.