Reaction profile

The FDA adverse-event record for swollen lip (see also 'skin')

422 FDA adverse-event reports reference swollen lip (see also 'skin') (VeDDRA 1817). See the species, breeds, and drugs most associated with it below.

422
reports citing this reaction
1.2%
death-coded share
Dog
most-affected species
Ivermectin(1.55%)/Praziquantel(7.75%) Paste
most-associated drug
Verify with FDA CVM →
422
Total Reports
5
Deaths
1.2%
Death Rate

Species Most Affected

Dog 186
Horse 180
Human 33
Cat 21
Donkey 1
Cattle 1

Breeds Most Affected

Horse (unknown) 46
Quarter Horse 39
Unknown 36
Thoroughbred 27
Retriever - Labrador 23
Shepherd Dog - German 13
Arab 11
Boxer (German Boxer) 9
Crossbred Canine/dog 9
Domestic Shorthair 9

Associated Drugs

Ivermectin(1.55%)/Praziquantel(7.75%) Paste 133
Moxidectin 48
Ivermectin + Praziquantel 45
Afoxolaner 22
Fluralaner Chew Tablets 13
Maropitant Citrate 12
Oclacitinib Maleate 12
Milbemycin Oxime + Spinosad 10
Carprofen 9
Diphenhydramine Hcl 9
Spinosad 8
Selamectin 8
Ivermectin + Pyrantel As Pamoate Salt 8
Imidacloprid + Moxidectin 7
Fluralaner Spot-On Solution 7
Leptospira Canicola L-15 Strain C-51;Leptospira Grippotyphosa 1550 Lot 10005 Str 7
Dexamethasone 6
Sarolaner 6
Rabies Virus, 6
Melarsomine Dihydrochloride Injection 5

Swollen lip (see also 'Skin') Reaction Insights

422 reports name Swollen lip (see also 'Skin'); 5 recorded a death outcome (1.2% of reported events, not a population-level mortality rate). VeDDRA code: 1817.

By species: Dog (186 reports), Horse (180 reports), Human (33 reports). By breed: Horse (unknown) (46), Quarter Horse (39), Unknown (36).

Most co-reported drugs: Ivermectin(1.55%)/Praziquantel(7.75%) Paste (133 reports), Moxidectin (48 reports), Ivermectin + Praziquantel (45 reports), Afoxolaner (22 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.