Reaction profile

The FDA adverse-event record for locomotor disturbance

246 FDA adverse-event reports reference locomotor disturbance (VeDDRA 1248). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#945 of 2,481
by report volume (all reactions)
246
reports citing this reaction
24.4%
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. Locomotor disturbance has 246 reports now versus 245 in that prior snapshot: 1 more (0.4%).

Report change
+1
Death-coded reports
+0
Death-coded share
−0.1 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 Locomotor disturbance changes

FDA AER · VeDDRA plate

Code 1248 VOL-LOW

VOL-LOW · DEATH-HOT · MID-PACK · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-LOW 246 reports
  • DEATH-HOT 24.4%
  • MID-PACK #945/2481
  • PHOTO-FINISH Chronic renal failure
  • SPECIES-DOG Dog · 206
  • DRUG-LEAD Carprofen · 37
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Chronic renal failure (±1 reports)

Upper-third death-coded share drives the outcome stamps on this plate; volume band, corpus rank, and co-report peers follow. Not a clinical diagnosis.

Report-volume neighbourhood around Locomotor disturbance

Highest and lowest poles plus nearest volume peers, not a full 2,500-reaction corpus board reprint.

Vomiting · highest174348Chronic renal failure · near247INEFFECTIVE, ESTRUS S… · near247Locomotor disturbance · this…246Small liver · near245Abnormal posture · near244Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Locomotor disturbance

Locomotor disturbance: high death-coded share in the FDA AER plate

Signature read: 60 death-coded reports is a heavy tail count for Locomotor disturbance in the CVM extract. Report volume sits in the middle third of the reaction corpus. Death-coded share is upper-third: 60 of 246 reports (24.4% of named reports). Nearest volume peer: Chronic renal failure (±1 reports). Lead species Dog (206). Lead co-reported drug Carprofen (37).

Read these counts as reporting volume, not risk: per our methodology, A high death-coded share in FDA filings does not prove causation; co-reporting is voluntary temporal association only. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 206
Cat 22
Cattle 6
Horse 3
Pig 3
Turkey 2
Quail 1
Other 1
Rabbit 1
Chicken 1

Breeds Most Affected

Crossbred Canine/dog 42
Retriever - Labrador 32
Domestic (unspecified) 17
Chihuahua 10
Boxer (German Boxer) 10
Shih Tzu 8
Dog (unknown) 6
Retriever - Golden 6
Pit Bull 6
Poodle (unspecified) 4

Associated Drugs

Carprofen 37
Spinosad 18
Ivermectin, Pyrantel 14
Selamectin 11
Meloxicam 9
Deracoxib 9
Cyclosporine 8
Ivermectin 8
Cefovecin Sodium 7
Fenbendazole 7
Milbemycin 6
Firocoxib 5
Glycosaminoglycan Polysulfate 5
Pyrantel Pamoate 5
Melarsomine Dihydrochloride 4
Maropitant 4
Nitenpyram 4
Marbofloxacin 4
Milbemycin Oxime + Spinosad 4
Gabapentin 4

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Locomotor disturbance, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

Similar report volume

Nearest other reactions by FDA report count (246 here).

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 Locomotor disturbance (#945 of 2,481 by report volume); death-coded 24.4%. PlainBreed reaction plate · death-coded report count stamp 60 · 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 →