Reaction profile

The FDA adverse-event record for eyes rolling back

765 FDA adverse-event reports reference eyes rolling back (VeDDRA 2084). See the species, breeds, and drugs most associated with it below.

765
reports citing this reaction
6.3%
death-coded share
Dog
most-affected species
Milbemycin Oxime + Spinosad
most-associated drug
Verify with FDA CVM →
765
Total Reports
48
Deaths
6.3%
Death Rate

Species Most Affected

Dog 705
Cat 41
Horse 12
Cattle 5
Other 1
Pig 1

Breeds Most Affected

Retriever - Golden 65
Retriever - Labrador 65
Boxer (German Boxer) 61
Crossbred Canine/dog 49
Chihuahua 28
Terrier - Yorkshire 24
Shepherd Dog - German 22
Pit Bull 22
Domestic Shorthair 20
Maltese 16

Associated Drugs

Milbemycin Oxime + Spinosad 374
Afoxolaner 95
Spinosad 64
Ivermectin + Pyrantel As Pamoate Salt 31
Maropitant Citrate 26
Pyrantel Pamoate;Sarolaner 26
Fluralaner Chew Tablets 21
Fluralaner 13.64% 12-Week Chew 19
Sarolaner 17
Carprofen 16
Bedinvetmab 16
Ivermectin 15
Milbemycin Oxime + Praziquantel 13
Diphenhydramine 10
Moxidectin 10
Prednisone 9
Lotilaner 9
Fluralaner Spot-On Solution 8
Nitenpyram 7
Selamectin 7

Eyes rolling back Reaction Insights

765 reports name Eyes rolling back; 48 recorded a death outcome (6.3% of reported events, not a population-level mortality rate). VeDDRA code: 2084.

By species: Dog (705 reports), Cat (41 reports), Horse (12 reports). By breed: Retriever - Golden (65), Retriever - Labrador (65), Boxer (German Boxer) (61).

Most co-reported drugs: Milbemycin Oxime + Spinosad (374 reports), Afoxolaner (95 reports), Spinosad (64 reports), Ivermectin + Pyrantel As Pamoate Salt (31 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.