Reaction profile

The FDA adverse-event record for collapse of leg

524 FDA reports name collapse of leg, a high-volume reaction in the CVM extract (VeDDRA 1389). Plate stamps and neighbourhood peers follow.

#629 of 2,481
by report volume (all reactions)
524
reports citing this reaction
20.2%
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. Collapse of leg has 524 reports now versus 510 in that prior snapshot: 14 more (2.7%).

Report change
+14
Death-coded reports
+3
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 Collapse of leg changes

FDA AER · VeDDRA plate

Code 1389 VOL-MID

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

  • VOL-MID 524 reports
  • DEATH-HOT 20.2%
  • MID-PACK #629/2481
  • PHOTO-FINISH INEFFECTIVE, ANTIEMET…
  • SPECIES-DOG Dog · 487
  • DRUG-LEAD Bedinvetmab · 159
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: INEFFECTIVE, ANTIEMETIC (±0 reports)

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

High-volume neighbourhood around Collapse of leg

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

Vomiting · highest174348Barking · near527Rolling · near525Collapse of leg · this react…524INEFFECTIVE, ANTIEMET… · near524Hyposthenuria · near523Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Collapse of leg

What the FDA AER plate says about Collapse of leg

Signature read: 106 death-coded reports is a heavy tail count for Collapse of leg in the CVM extract. Report volume is upper-third scale: 524 named reports in the openFDA extract. 106 of 524 reports were death-coded (20.2% of named reports, not a population mortality rate). Nearest volume peer: INEFFECTIVE, ANTIEMETIC (±0 reports). Lead species Dog (487). Lead co-reported drug Bedinvetmab (159).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Bedinvetmab 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 487
Cat 30
Horse 3
Chicken 1
Rabbit 1
Alpaca 1
Cattle 1

Breeds Most Affected

Retriever - Labrador 56
Crossbred Canine/dog 34
Retriever - Golden 27
Shepherd Dog - German 22
Dog (unknown) 19
Domestic Shorthair 19
Shih Tzu 18
Chihuahua 16
Terrier - Yorkshire 13
Terrier (unspecified) 12

Associated Drugs

Bedinvetmab 159
Carprofen 54
Sarolaner 54
Gabapentin 45
Pyrantel Pamoate;Sarolaner 39
Milbemycin Oxime + Spinosad 33
Fluralaner 13.64% 12-Week Chew 29
Fluralaner Chew Tablets 26
Afoxolaner 22
Polysulfated Glycosaminoglycan 19
Tramadol 19
Grapiprant 19
Oclacitinib Maleate 16
Prednisone 15
Moxidectin 14
Trilostane 14
Frunevetmab 14
Anti-Il31 Mab Mcs Lot #1283563 12
Spinosad 11
Maropitant Citrate 11

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Collapse of leg, 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 (524 here).

Similar death-coded share

Nearest other reactions by death-coded share (20.2% here), distinct from the volume row.

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 Collapse of leg (#629 of 2,481 by report volume); death-coded 20.2%. PlainBreed reaction plate · death-coded report count stamp 106 · 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 →