Reaction profile

The FDA adverse-event record for depigmentation of nasal plane

36 FDA adverse-event reports reference depigmentation of nasal plane (VeDDRA 2177). See the species, breeds, and drugs most associated with it below.

36
reports citing this reaction
5.6%
death-coded share
Dog
most-affected species
Toceranib Phosphate
most-associated drug
Verify with FDA CVM →
36
Total Reports
2
Deaths
5.6%
Death Rate

Species Most Affected

Dog 35
Horse 1

Breeds Most Affected

Retriever - Labrador 7
Shepherd Dog - German 5
Crossbred Canine/dog 4
Retriever - Golden 2
Bulldog - French 2
Spaniel - King Charles Cavalier 2
Akita 1
Boxer (German Boxer) 1
Collie - Border 1
Terrier - Yorkshire 1

Associated Drugs

Toceranib Phosphate 7
Oclacitinib Maleate 7
Ivermectin + Pyrantel As Pamoate Salt 5
Afoxolaner 5
Afoxolaner 68 Mg Chewable Tablets 4
Maropitant Citrate 2
Prednisone 2
Carprofen 1
Cefazolin 1
Broad Spectrum Antibiotics 1
Fresh Frozen Plasma 1
Vitamin K 1
Butorphenol 1
Pentobarbital Sodium And Phenytoin Sodium 1
Clindamycin Oral Solution 1
Propofol 1
Midazolam 1
Hydromorphone 1
Intravenous Fluids 1
Bordetella Vaccine 1

Depigmentation of nasal plane Reaction Insights

36 reports name Depigmentation of nasal plane; 2 recorded a death outcome (5.6% of reported events, not a population-level mortality rate). VeDDRA code: 2177.

By species: Dog (35 reports), Horse (1 reports). By breed: Retriever - Labrador (7), Shepherd Dog - German (5), Crossbred Canine/dog (4).

Most co-reported drugs: Toceranib Phosphate (7 reports), Oclacitinib Maleate (7 reports), Ivermectin + Pyrantel As Pamoate Salt (5 reports), Afoxolaner (5 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.