Reaction profile

The FDA adverse-event record for restlessness

6,234 FDA adverse-event reports reference restlessness (VeDDRA 119). See the species, breeds, and drugs most associated with it below.

6,234
reports citing this reaction
7.8%
death-coded share
Dog
most-affected species
Milbemycin Oxime + Spinosad
most-associated drug
Verify with FDA CVM →
6,234
Total Reports
484
Deaths
7.8%
Death Rate

Species Most Affected

Dog 5,508
Cat 646
Horse 52
Cattle 20
Pig 2
Goat 1
Crustacea 1
Other 1
Rabbit 1
Fox 1

Breeds Most Affected

Retriever - Labrador 567
Crossbred Canine/dog 472
Domestic Shorthair 300
Retriever - Golden 234
Shih Tzu 227
Terrier - Yorkshire 210
Chihuahua 209
Shepherd Dog - German 177
Maltese 171
Dog (unknown) 156

Associated Drugs

Milbemycin Oxime + Spinosad 675
Afoxolaner 493
Carprofen 313
Spinosad 297
Ivermectin + Pyrantel As Pamoate Salt 256
Trilostane 246
Buprenorphine 243
Bedinvetmab 224
Oclacitinib Maleate 187
Moxidectin 184
Melarsomine Dihydrochloride 183
Gabapentin 181
Selamectin 160
Imidacloprid + Moxidectin 155
Pyrantel Pamoate;Sarolaner 155
Maropitant Citrate 152
Fluralaner Chew Tablets 151
Nitenpyram 149
Melarsomine Dihydrochloride Injection 149
Fipronil 9.8%/S-Methoprene 8.8%/Cyphenothrin 5.2% Squeeze-On 139

Restlessness Reaction Insights

6,234 reports name Restlessness; 484 recorded a death outcome (7.8% of reported events, not a population-level mortality rate). VeDDRA code: 119.

By species: Dog (5,508 reports), Cat (646 reports), Horse (52 reports). By breed: Retriever - Labrador (567), Crossbred Canine/dog (472), Domestic Shorthair (300).

Most co-reported drugs: Milbemycin Oxime + Spinosad (675 reports), Afoxolaner (493 reports), Carprofen (313 reports), Spinosad (297 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.