Reaction profile

The FDA adverse-event record for myelopathy nos

147 FDA adverse-event reports reference myelopathy nos (VeDDRA 2173). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1199 of 2,481
by report volume (all reactions)
147
reports citing this reaction
29.3%
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. Myelopathy NOS has 147 reports now versus 147 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 Myelopathy NOS changes

FDA AER · VeDDRA plate

Code 2173 VOL-LOW

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

  • VOL-LOW 147 reports
  • DEATH-HOT 29.3%
  • MID-PACK #1199/2481
  • PHOTO-FINISH Active urine sediment
  • SPECIES-DOG Dog · 141
  • DRUG-LEAD Bedinvetmab · 67
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Active urine sediment (±0 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 Myelopathy NOS

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

Vomiting · highest174348Active urine sediment · near147Myelopathy NOS · this reacti…147Osteosarcoma · near147PR-PANCREAS, LESION(S) · near147Pruritic rash · near147Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Myelopathy NOS

Myelopathy NOS: high death-coded share in the FDA AER plate

Signature read: Myelopathy NOS's 29.3% death-coded share is among the highest in the openFDA reaction corpus. Report volume sits in the middle third of the reaction corpus. Death-coded share is upper-third: 43 of 147 reports (29.3% of named reports). Nearest volume peer: Active urine sediment (±0 reports). Lead species Dog (141). Lead co-reported drug Bedinvetmab (67).

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 141
Cat 5
Tiger 1

Breeds Most Affected

Retriever - Labrador 19
Shepherd Dog - German 16
Crossbred Canine/dog 10
Boxer (German Boxer) 8
Terrier - Bull - American Pit 8
Retriever - Golden 6
Chihuahua 5
Cattle Dog - Australian (blue heeler, red heeler, Queensland cattledog) 4
Schnauzer - Miniature 3
Deutsche Dogge, Great Dane 3

Associated Drugs

Bedinvetmab 67
Gabapentin 26
Carprofen 24
Afoxolaner 11
Prednisone 9
Grapiprant 9
Oclacitinib Maleate 8
Fluralaner Chew Tablets 8
Fluralaner 13.64% 12-Week Chew 8
Trilostane 7
Maropitant Citrate 7
Dasuquin 7
Meloxicam 6
Galliprant 6
Unspecified Gabapentin 6
Melarsomine Dihydrochloride 5
Ivermectin 5
Fluralaner 5
Milbemycin Oxime + Praziquantel 5
Frunevetmab 5

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Myelopathy NOS, 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 (147 here).

Similar death-coded share

Nearest other reactions by death-coded share (29.3% 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 Myelopathy NOS (#1199 of 2,481 by report volume); death-coded 29.3%. PlainBreed reaction plate · death-coded share stamp 29.3% · 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 →