Reaction profile

The FDA adverse-event record for facial paralysis

535 FDA reports name facial paralysis, a high-volume reaction in the CVM extract (VeDDRA 1144). Plate stamps and neighbourhood peers follow.

#619 of 2,481
by report volume (all reactions)
535
reports citing this reaction
9.0%
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. Facial paralysis has 535 reports now versus 527 in that prior snapshot: 8 more (1.5%).

Report change
+8
Death-coded reports
+0
Death-coded share
−0.1 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 Facial paralysis changes

FDA AER · VeDDRA plate

Code 1144 VOL-MID

VOL-MID · DEATH-PAR · UPPER-Q · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-MID 535 reports
  • DEATH-PAR 9.0%
  • UPPER-Q #619/2481
  • PHOTO-FINISH Abdominal cavity diso…
  • SPECIES-DOG Dog · 476
  • DRUG-LEAD Florfenicol + Mom… · 94
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Abdominal cavity disorder NOS (±0 reports)

Upper-third report volume drives the scale stamps on this plate; death-coded share and co-report peers follow. Not a clinical diagnosis.

High-volume neighbourhood around Facial paralysis

Upper-third volume poles plus nearest peers, not a full reaction corpus board reprint.

Vomiting · highest174348Application site blee… · near536Localised oedema (not… · near536Abdominal cavity diso… · near535Facial paralysis · this reac…535Injection site bruisi… · near533Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Facial paralysis

What the FDA AER plate says about Facial paralysis

Signature read: 535 reports place Facial paralysis in the upper third of FDA AER volume (#619 of 2,481). Report volume is upper-third scale: 535 named reports in the openFDA extract. 48 of 535 reports were death-coded (9.0% of named reports, not a population mortality rate). Nearest volume peer: Abdominal cavity disorder NOS (±0 reports). Lead species Dog (476). Lead co-reported drug Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride (94).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 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 476
Cat 35
Horse 17
Cattle 3
Human 3
Sheep 1

Breeds Most Affected

Retriever - Labrador 41
Boxer (German Boxer) 29
Bulldog - French 29
Retriever - Golden 27
Crossbred Canine/dog 26
Domestic Shorthair 23
Terrier - Bull - American Pit 23
Beagle 20
Pit Bull 19
Dog (unknown) 18

Associated Drugs

Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 94
Trilostane 52
Bedinvetmab 42
Carprofen 39
Maropitant Citrate 33
Oclacitinib Maleate 30
Milbemycin Oxime + Spinosad 28
Prednisone 28
Gabapentin 28
Enrofloxacin 19
Moxidectin 18
Afoxolaner 15
Fluralaner Chew Tablets 15
Doxycycline 15
Pyrantel Pamoate;Sarolaner 15
Melarsomine Dihydrochloride 14
Sarolaner 14
Fluralaner 13.64% 12-Week Chew 14
Cyclosporine 13
Spinosad 12

Nationwide reactions with similar profiles

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

Similar death-coded share

Nearest other reactions by death-coded share (9.0% 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 Facial paralysis (#619 of 2,481 by report volume); death-coded 9.0%. PlainBreed reaction plate · report volume stamp 535 · 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 →