Reaction profile

The FDA adverse-event record for stiffness limb

738 FDA adverse-event reports reference stiffness limb (VeDDRA 1793). See the species, breeds, and drugs most associated with it below.

738
reports citing this reaction
13.0%
death-coded share
Dog
most-affected species
Afoxolaner
most-associated drug
Verify with FDA CVM →
738
Total Reports
96
Deaths
13.0%
Death Rate

Species Most Affected

Dog 656
Cat 61
Cattle 9
Horse 6
Human 3
Pig 1
Donkey 1
Pheasant 1

Breeds Most Affected

Retriever - Labrador 73
Crossbred Canine/dog 48
Chihuahua 41
Domestic Shorthair 36
Terrier - Yorkshire 30
Retriever - Golden 29
Boxer (German Boxer) 21
Shih Tzu 19
Terrier (unspecified) 18
Beagle 18

Associated Drugs

Afoxolaner 121
Bedinvetmab 82
Ivermectin + Pyrantel As Pamoate Salt 77
Milbemycin Oxime + Spinosad 60
Fluralaner Chew Tablets 51
Pyrantel Pamoate;Sarolaner 48
Fluralaner 13.64% 12-Week Chew 44
Gabapentin 36
Trilostane 28
Maropitant Citrate 28
Oclacitinib Maleate 27
Milbemycin Oxime + Praziquantel 27
Carprofen 26
Moxidectin 21
Prednisone 18
Sarolaner 17
Lotilaner 16
Cefovecin 15
Buprenorphine 15
Spinosad 13

Stiffness limb Reaction Insights

738 reports name Stiffness limb; 96 recorded a death outcome (13.0% of reported events, not a population-level mortality rate). VeDDRA code: 1793.

By species: Dog (656 reports), Cat (61 reports), Cattle (9 reports). By breed: Retriever - Labrador (73), Crossbred Canine/dog (48), Chihuahua (41).

Most co-reported drugs: Afoxolaner (121 reports), Bedinvetmab (82 reports), Ivermectin + Pyrantel As Pamoate Salt (77 reports), Milbemycin Oxime + Spinosad (60 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.