Reaction profile

The FDA adverse-event record for facial nerve disorder

138 FDA adverse-event reports reference facial nerve disorder (VeDDRA 1148). See the species, breeds, and drugs most associated with it below.

138
reports citing this reaction
16.7%
death-coded share
Dog
most-affected species
Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride
most-associated drug
Verify with FDA CVM →
138
Total Reports
23
Deaths
16.7%
Death Rate

Species Most Affected

Dog 121
Cat 12
Horse 3
Ferret 2

Breeds Most Affected

Retriever - Golden 13
Crossbred Canine/dog 12
Beagle 9
Retriever - Labrador 9
Boxer (German Boxer) 7
Domestic Shorthair 7
Chihuahua 7
Spaniel - King Charles Cavalier 6
Shepherd Dog - German 5
Spaniel (unspecified) 5

Associated Drugs

Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 21
Prednisone 13
Trilostane 12
Carprofen 11
Maropitant Citrate 11
Fluralaner Chew Tablets 9
Milbemycin Oxime + Spinosad 8
Gabapentin 8
Oclacitinib Maleate 7
Afoxolaner 7
Fluralaner 6
Cyclosporine 6
Cefovecin 5
Moxidectin 5
Enrofloxacin 5
Sarolaner 5
Meclizine 5
Bedinvetmab 5
Selamectin 4
Marbofloxacin 4

Facial nerve disorder Reaction Insights

138 reports name Facial nerve disorder; 23 recorded a death outcome (16.7% of reported events, not a population-level mortality rate). VeDDRA code: 1148.

By species: Dog (121 reports), Cat (12 reports), Horse (3 reports). By breed: Retriever - Golden (13), Crossbred Canine/dog (12), Beagle (9).

Most co-reported drugs: Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride (21 reports), Prednisone (13 reports), Trilostane (12 reports), Carprofen (11 reports).

Read these counts as reporting volume, not risk: per our methodology, co-reporting reflects temporal association captured in voluntary submissions, not proof that a drug caused this reaction. A widely-prescribed drug will rack up more raw co-reports at an identical true rate than a rarely-used one, so compare within similar-exposure products.

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.