Reaction profile

The FDA adverse-event record for ear flap oedema

99 FDA adverse-event reports reference ear flap oedema (VeDDRA 364). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1402 of 2,481
by report volume (all reactions)
99
reports citing this reaction
2.0%
death-coded share
Dog
most-affected species

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. Ear flap oedema has 99 reports now versus 97 in that prior snapshot: 2 more (2.1%).

Report change
+2
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 Ear flap oedema changes

FDA AER · VeDDRA plate

Code 364 VOL-LOW

VOL-LOW · DEATH-LOW · MID-PACK · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-LOW 99 reports
  • DEATH-LOW 2.0%
  • MID-PACK #1402/2481
  • PHOTO-FINISH Acting tense
  • SPECIES-DOG Dog · 94
  • DRUG-LEAD Moxidectin · 14
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Acting tense (±1 reports)

Instrument codes from this reaction’s FDA CVM adverse-event extract: volume band, death-coded share, corpus rank, photo-finish peer, lead species, lead drug, breed desk, and book completeness. Not a clinical diagnosis.

Report-volume neighbourhood around Ear flap oedema

Highest and lowest poles plus nearest volume peers, not a full 2,500-reaction corpus board reprint.

Vomiting · highest174348Circulatory shock · near100Elevated ALT · near100Ear flap oedema · this react…99Acting tense · near98Cranial nerve disorder · near98Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Ear flap oedema

Ear flap oedema: low death-coded share in the FDA AER plate

Signature read: Ear flap oedema's 2.0% death-coded share is among the lowest in the openFDA reaction corpus. Report volume sits in the middle third of the reaction corpus. Death-coded share is lower-third: 2 of 99 reports (2.0% of named reports). Nearest volume peer: Acting tense (±1 reports). Lead species Dog (94). Lead co-reported drug Moxidectin (14).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Moxidectin appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 94
Cat 3
Cattle 2

Breeds Most Affected

Retriever - Labrador 20
Retriever - Golden 11
Crossbred Canine/dog 6
Dachshund (unspecified) 6
Boxer (German Boxer) 4
Lhasa Apso 3
Chihuahua 3
Dog (unknown) 2
Domestic Shorthair 2
Ridgeback - Rhodesian 2

Associated Drugs

Moxidectin 14
Milbemycin Oxime + Spinosad 11
Afoxolaner 9
Oclacitinib Maleate 8
Carprofen 5
Cephalexin 4
Maropitant Citrate 4
Prednisone 4
Deracoxib 4
Milbemycin Oxime + Praziquantel 4
Diphenhydramine 4
Cyclosporine 4
Spinosad 3
Cefpodoxime Proxetil 3
Leptospira Canicola L-15 Strain C-51; Leptospira Grippotyphosa 1550 Lot 10005 St 3
Rabies Virus, Kv 3
Fluralaner Chew Tablets 3
Anti-Il31 Mab Mcs Lot #1283563 3
Leptospira Canicola L-15 Strain C-51;Leptospira Grippotyphosa 1550 Lot 10005 Str 3
Imidacloprid + Moxidectin 2

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Ear flap oedema, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

Similar report volume

Nearest other reactions by FDA report count (99 here).

Similar death-coded share

Nearest other reactions by death-coded share (2.0% here), distinct from the volume row.

What to do with this reaction

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 Ear flap oedema (#1402 of 2,481 by report volume); death-coded 2.0%. PlainBreed reaction plate · death-coded share stamp 2.0% · 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 →