Reaction profile

The FDA adverse-event record for local swelling (not application site)

1,223 FDA adverse-event reports reference local swelling (not application site) (VeDDRA 1580). See the species, breeds, and drugs most associated with it below.

1,223
reports citing this reaction
12.1%
death-coded share
Dog
most-affected species
Oclacitinib Maleate
most-associated drug
Verify with FDA CVM →
1,223
Total Reports
148
Deaths
12.1%
Death Rate

Species Most Affected

Dog 960
Cat 132
Horse 56
Human 53
Cattle 13
Pig 2
Guinea Pig 2
Ferret 1
Rabbit 1
Donkey 1

Breeds Most Affected

Retriever - Labrador 112
Domestic Shorthair 81
Unknown 56
Crossbred Canine/dog 51
Boxer (German Boxer) 50
Chihuahua 44
Terrier - Bull - American Pit 44
Retriever - Golden 40
Shepherd Dog - German 34
Beagle 32

Associated Drugs

Oclacitinib Maleate 126
Moxidectin 121
Carprofen 109
Gabapentin 92
Maropitant Citrate 90
Prednisone 84
Milbemycin Oxime + Spinosad 80
Tigilanol Tiglate 66
Bedinvetmab 66
Famotidine 52
Cefovecin 50
Afoxolaner 50
Diphenhydramine 49
Anti-Il31 Mab Mcs Lot #1283563 49
Buprenorphine 41
Meloxicam 31
Melarsomine Dihydrochloride 31
Robenacoxib 30
Butorphanol 30
Diphenhydramine Hcl 28

Local swelling (not application site) Reaction Insights

1,223 reports name Local swelling (not application site); 148 recorded a death outcome (12.1% of reported events, not a population-level mortality rate). VeDDRA code: 1580.

By species: Dog (960 reports), Cat (132 reports), Horse (56 reports). By breed: Retriever - Labrador (112), Domestic Shorthair (81), Unknown (56).

Most co-reported drugs: Oclacitinib Maleate (126 reports), Moxidectin (121 reports), Carprofen (109 reports), Gabapentin (92 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.