Drug profile

The FDA adverse-event record for Amoxicillin Trihydrate;Clavulanate Potassium ( K-Clavulanate)

3,757 FDA reports name Amoxicillin Trihydrate;Clavulanate Potassium ( K-Clavulanate), a high-volume drug in the CVM extract. Species, reactions, and outcomes follow.

#61 of 2,679
by report volume (all drugs)
3,757
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 Trihydrate;Clavulanate Potassium ( K-Clavulanate) ranks #61 of 2679 by total reports (3,757) and #739 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)
#61
This drug, reports of 2679
#739
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 Trihydrate;Clavulanate Potassium ( K-Clavulanate) has 3,757 reports now versus 3,704 in that prior snapshot: 53 more (1.4%).

Report change
+53
Death-coded reports
+4
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 Trihydrate;Clavulanate Potassium ( K-Clavulanate) changes

Signature read: 3,757 reports place Amoxicillin Trihydrate;Clavulanate Potassium ( K-Clavulanate) in the upper third of FDA AER volume (#61 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.
3,757
Total Reports
222
Deaths Reported
5.9%
Death-coded share of reports

Active Ingredients

Amoxicillin Trihydrate;Clavulanate Potassium ( K-Clavulanate)

Administration Routes

UnknownOralSubcutaneousTopicalOtherOphthalmicRespiratory (Inhalation)Auricular (Otic)

Species Affected

Unknown 2,303
Dog 1,026
Cat 418
Human 6
Ferret 3
Parrot 1

Most Affected Breeds

Unknown 2,312
Domestic Shorthair 257
Retriever - Labrador 99
Cat (other) 67
Chihuahua 63
Shih Tzu 48
Dog (unknown) 46
Terrier - Bull - American Pit 45
Terrier - Yorkshire 38
Crossbred Canine/dog 37

Most Reported Reactions

Color, Abnormal 2,102
Suspension, Abnormal 540
Vomiting 313
Closure, Abnormal 288
Lack of efficacy - NOS 237
Lethargy (see also Central nervous system depression in 'Neurological') 161
Diarrhoea 137
Granules/Powder, Abnormal 136
Not eating 134
Lethargy (see also Central nervous system depression in Neurological) 125
Death by euthanasia 112
Anorexia 112

Outcome Breakdown

Ongoing
730 (50.0%)
Outcome Unknown
294 (20.2%)
Recovered/Normal
209 (14.3%)
Euthanized
113 (7.7%)
Died
112 (7.7%)
Recovered with Sequela
1 (0.1%)

Amoxicillin Trihydrate;Clavulanate Potassium ( K-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 Trihydrate;Clavulanate Potassium ( K-Clavulanate), both floored at ≥50 reports so the neighborhoods stay in the advertised mass.

Similar death-coded share

Nearest other drugs by death-coded share (5.9% here), distinct from the volume row.

What to do with this drug

  • Compare Amoxicillin Trihydrate;Clavulanate Potassium ( K-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 Trihydrate;Clavulanate Potassium ( K-Clavulanate) (#61 of 2,679 by report volume); death-coded 5.9%. PlainBreed drug row · report volume stamp 3,757 · 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 →