Reaction profile

The FDA adverse-event record for muscle atrophy (see also muscle wasting)

516 FDA reports name muscle atrophy (see also muscle wasting), a high-volume reaction in the CVM extract (VeDDRA 2470). Plate stamps and neighbourhood peers follow.

#636 of 2,481
by report volume (all reactions)
516
reports citing this reaction
24.6%
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. Muscle atrophy (see also Muscle wasting) has 323 reports now versus 290 in that prior snapshot: 33 more (11.4%).

Report change
+33
Death-coded reports
+7
Death-coded share
−0.4 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 Muscle atrophy (see also Muscle wasting) changes

FDA AER · VeDDRA plate

Code 2470 VOL-MID

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

  • VOL-MID 516 reports
  • DEATH-HOT 24.6%
  • MID-PACK #636/2481
  • PHOTO-FINISH Bumping into walls
  • SPECIES-DOG Dog · 254
  • DRUG-LEAD Bedinvetmab · 181
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Bumping into walls (±2 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.

High-volume neighbourhood around Muscle atrophy

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

Vomiting · highest174348Hypocortisolaemia · near521Contamination NOS · near519Bumping into walls · near518Muscle atrophy (see a… · thi…516Injection site oedema · near514Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Muscle atrophy (see also Muscle wasting)

Muscle atrophy (see also Muscle wasting): high death-coded share in the FDA AER plate

Signature read: 127 death-coded reports is a heavy tail count for Muscle atrophy (see also Muscle wasting) in the CVM extract. Report volume is upper-third scale: 516 named reports in the openFDA extract. Death-coded share is upper-third: 127 of 516 reports (24.6% of named reports). Nearest volume peer: Bumping into walls (±2 reports). Lead species Dog (254). Lead co-reported drug Bedinvetmab (181).

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 254
Cat 55
Horse 12
Cougar 1
Cattle 1

Breeds Most Affected

Retriever - Labrador 46
Domestic Shorthair 37
Shepherd Dog - German 27
Retriever - Golden 18
Crossbred Canine/dog 16
Terrier - Bull - American Pit 13
Beagle 7
Boxer (German Boxer) 7
Shepherd Dog - Australian 7
Domestic Longhair 6

Associated Drugs

Bedinvetmab 181
Gabapentin 73
Carprofen 59
Frunevetmab 25
Prednisone 23
Maropitant Citrate 19
Oclacitinib Maleate 19
Trilostane 18
Polysulfated Glycosaminoglycan 17
Grapiprant 16
Meloxicam 14
Fish Oil 13
Galliprant 11
Pyrantel Pamoate;Sarolaner 10
Afoxolaner 9
Amantadine 9
Cyclosporine 9
Doxycycline 8
Velagliflozin Proline Monohydrate 8
Butorphanol 8

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Muscle atrophy (see also Muscle wasting), 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 (516 here).

Similar death-coded share

Nearest other reactions by death-coded share (24.6% 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 Muscle atrophy (see also Muscle wasting) (#636 of 2,481 by report volume); death-coded 24.6%. PlainBreed reaction plate · death-coded report count stamp 127 · 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 →