Reaction profile

The FDA adverse-event record for skin tumour nos

348 FDA adverse-event reports reference skin tumour nos (VeDDRA 923). See the species, breeds, and drugs most associated with it below.

348
reports citing this reaction
11.5%
death-coded share
Dog
most-affected species
Oclacitinib Maleate
most-associated drug
Verify with FDA CVM →
348
Total Reports
40
Deaths
11.5%
Death Rate

Species Most Affected

Dog 334
Cat 14

Breeds Most Affected

Retriever - Labrador 47
Boxer (German Boxer) 33
Crossbred Canine/dog 18
Terrier - Bull - American Pit 18
Dog (unknown) 14
Pit Bull 10
Hound - Basset 9
Retriever - Golden 9
Beagle 9
Shepherd Dog - German 8

Associated Drugs

Oclacitinib Maleate 139
Milbemycin Oxime + Spinosad 47
Trilostane 23
Cyclosporine A 20
Spinosad 18
Fluralaner Chew Tablets 14
Selamectin 11
Afoxolaner 11
Prednisone 10
Meloxicam 10
Cyclosporine 10
Ivermectin 9
Anti-Il31 Mab Mcs Lot #1283563 9
Gabapentin 9
Carprofen 8
Diphenhydramine 8
Grapiprant 8
Imidacloprid + Moxidectin 7
Milbemycin Oxime + Praziquantel 7
Bedinvetmab 7

Skin tumour NOS Reaction Insights

348 reports name Skin tumour NOS; 40 recorded a death outcome (11.5% of reported events, not a population-level mortality rate). VeDDRA code: 923.

By species: Dog (334 reports), Cat (14 reports). By breed: Retriever - Labrador (47), Boxer (German Boxer) (33), Crossbred Canine/dog (18).

Most co-reported drugs: Oclacitinib Maleate (139 reports), Milbemycin Oxime + Spinosad (47 reports), Trilostane (23 reports), Cyclosporine A (20 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.