Reaction profile

The FDA adverse-event record for dysmetria

32 FDA reports name dysmetria, a lower-volume reaction in the CVM extract (VeDDRA 1137). Plate stamps and neighbourhood peers follow.

#1955 of 2,481
by report volume (all reactions)
32
reports citing this reaction
18.8%
death-coded share
Dog
most-affected species

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. Dysmetria has 32 reports now versus 32 in that prior snapshot: 0 the same number of (0.0%).

Report change
+0
Death-coded reports
+0
Death-coded share
+0.0 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to Dysmetria changes

FDA AER · VeDDRA plate

Code 1137 VOL-TRACE

VOL-TRACE · DEATH-ELEV · LOWER-Q · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-TRACE 32 reports
  • DEATH-ELEV 18.8%
  • LOWER-Q #1955/2481
  • PHOTO-FINISH ANION GAP HI, BLD
  • SPECIES-DOG Dog · 25
  • DRUG-LEAD Selamectin · 5
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: ANION GAP HI, BLD (±0 reports)

Instrument codes from this reaction’s FDA CVM adverse-event extract: volume band, death-coded share, corpus rank, photo-finish peer, lead species, lead drug, breed desk, and book completeness. Not a clinical diagnosis.

Lower-volume neighbourhood around Dysmetria

Lower-third volume poles plus nearest peers, not a full reaction corpus board reprint.

Vomiting · highest174348ANION GAP HI, BLD · near32Application site haem… · near32Convulsive disorder N… · near32Copper toxicity signs · near32Dysmetria · this reaction32Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Dysmetria

What the FDA AER plate says about Dysmetria

Signature read: 32 reports place Dysmetria in the lower third of FDA AER volume (#1955 of 2,481). Report volume is lower-third scale: 32 named reports in the openFDA extract. 6 of 32 reports were death-coded (18.8% of named reports, not a population mortality rate). Nearest volume peer: ANION GAP HI, BLD (±0 reports). Lead species Dog (25). Lead co-reported drug Selamectin (5).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Selamectin appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

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
Sheepdog - Shetland 1
Rex (unspecified) 1
Shepherd Dog - Australian 1

Associated Drugs

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

What to do with this reaction

A report does not prove a drug caused the reaction; consult a veterinarian before acting on this data.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for Dysmetria (#1955 of 2,481 by report volume); death-coded 18.8%. PlainBreed reaction plate · report volume stamp 32 · vintage 2025.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →