Drug profile

The FDA adverse-event record for Amoxicillin, Clavulanate

1,386 FDA reports name Amoxicillin, Clavulanate, a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#143 of 2,679
by report volume (all drugs)
1,386
adverse-event reports
5.9%
death-coded share
Unknown
most-reported species

Corpus placement

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Amoxicillin, Clavulanate ranks #143 of 2679 by total reports (1,386) and #738 of 1130 by death-coded share (5.9%). National dual: Milbemycin Oxime + Spinosad is #1 of 2679 drugs by total adverse-event reports (149,624) at death-coded-share rank 965 of 1130 drugs with at least 50 reports (2.3%); separately, Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) is #1 highest death-coded share at 97.8% (report rank #821).

149,624
Milbemycin Oxime + Spinosad reports (#1)
97.8%
Atlantic Salmon Transgenic Whole (Opafp-Ghc2 Rdna Construct Inserted Into The A-Locus In The Eo-1A Lineage) death share (#1)
#143
This drug, reports of 2679
#738
This drug, death share of 1130

Report volume reflects how common a breed or drug is and how often owners and vets file — not actual risk. Death-coded share ranks are limited to entries with enough reports to be meaningful. The two maps do not agree at #1.

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. Amoxicillin, Clavulanate has 1,386 reports now versus 1,386 in that prior snapshot: 0 the same number of (0.0%).

Report change
+0
Death-coded reports
+0
Death-coded share
+0.0 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to Amoxicillin, Clavulanate changes

Signature read: 1,386 reports place Amoxicillin, Clavulanate in the upper third of FDA AER volume (#143 of 2,679).

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-coded share of reports

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: high report volume in the FDA AER row

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.

High-volume nationwide drug peers

Two openFDA-derived peer sets for Amoxicillin, Clavulanate, both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

What to do with this drug

  • Compare Amoxicillin, Clavulanate's report volume and death-coded share against similar drugs nationwide. See similar drugs
  • Read how death-coded share differs from a mortality rate before drawing conclusions. Understanding adverse events
  • Browse the full drug directory to compare report counts across products. All drugs

A report does not prove a drug caused the reaction; consult a veterinarian before acting on this data.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for Amoxicillin, Clavulanate (#143 of 2,679 by report volume); death-coded 5.9%. PlainBreed drug row · report volume stamp 1,386 · vintage 2025.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →