Reaction profile

The FDA adverse-event record for dysmetria

32 FDA adverse-event reports reference dysmetria (VeDDRA 1137). See the species, breeds, and drugs most associated with it below.

32
reports citing this reaction
18.8%
death-coded share
Dog
most-affected species
Selamectin
most-associated drug
Verify with FDA CVM →
32
Total Reports
6
Deaths
18.8%
Death Rate

Species Most Affected

Dog 25
Cat 5
Cattle 1
Horse 1

Breeds Most Affected

Domestic (unspecified) 3
Crossbred Canine/dog 3
Retriever - Labrador 3
Dog (unknown) 2
Pointing Dog - German Short-haired 2
Collie (unspecified) 2
Holstein-Friesian also known as Holstein 1
Rex (unspecified) 1
Shepherd Dog - Australian 1
Lhasa Apso 1

Associated Drugs

Selamectin 5
Spinosad 3
Imidacloprid, Moxidectin 2
Milbemycin, Lufenuron 2
Afoxolaner 2
Pyrantel Pamoate;Sarolaner 2
Monensin 1
Cefovecin Sodium 1
Milbemycin 1
Pimobendan 1
Salicyloyl Phytosphingosine, Ethanol, Polidocanol 1
Detomidine 1
Imidacloprid + Moxidectin 1
Firocoxib 1
Meloxicam 1
Ivermectin 1
Glycosaminoglycan Polysulfate 1
Porcine Insulin 1
Fenbendazole 1
Charcoal-Kaolin Suspension 1

Dysmetria Reaction Insights

32 reports name Dysmetria; 6 recorded a death outcome (18.8% of reported events, not a population-level mortality rate). VeDDRA code: 1137.

By species: Dog (25 reports), Cat (5 reports), Cattle (1 reports). By breed: Domestic (unspecified) (3), Crossbred Canine/dog (3), Retriever - Labrador (3).

Most co-reported drugs: Selamectin (5 reports), Spinosad (3 reports), Imidacloprid, Moxidectin (2 reports), Milbemycin, Lufenuron (2 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.