Reaction profile

The FDA adverse-event record for swollen limb

729 FDA reports name swollen limb, a high-volume reaction in the CVM extract (VeDDRA 2402). Plate stamps and neighbourhood peers follow.

#491 of 2,481
by report volume (all reactions)
729
reports citing this reaction
20.4%
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. Swollen limb has 729 reports now versus 702 in that prior snapshot: 27 more (3.8%).

Report change
+27
Death-coded reports
+3
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 Swollen limb changes

FDA AER · VeDDRA plate

Code 2402 VOL-MID

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

  • VOL-MID 729 reports
  • DEATH-HOT 20.4%
  • UPPER-Q #491/2481
  • PHOTO-FINISH Application site pain
  • SPECIES-DOG Dog · 581
  • DRUG-LEAD Tigilanol Tiglate · 225
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Application site pain (±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 Swollen limb

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

Vomiting · highest174348Contamination, Partic… · near731Application site pain · near729Generalised weakness · near729Swollen limb · this reaction729Anisocoria · near726Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Swollen limb

What the FDA AER plate says about Swollen limb

Signature read: 149 death-coded reports is a heavy tail count for Swollen limb in the CVM extract. Report volume is upper-third scale: 729 named reports in the openFDA extract. 149 of 729 reports were death-coded (20.4% of named reports, not a population mortality rate). Nearest volume peer: Application site pain (±0 reports). Lead species Dog (581). Lead co-reported drug Tigilanol Tiglate (225).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Tigilanol Tiglate 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 581
Cat 68
Horse 49
Cattle 26
Human 3
Turkey 2

Breeds Most Affected

Retriever - Labrador 79
Boxer (German Boxer) 47
Domestic Shorthair 43
Shepherd Dog - German 33
Pit Bull 32
Terrier - Bull - American Pit 27
Bulldog - French 23
Dog (unknown) 21
Retriever - Golden 21
Chihuahua 20

Associated Drugs

Tigilanol Tiglate 225
Gabapentin 108
Prednisone 105
Diphenhydramine 82
Maropitant Citrate 78
Famotidine 77
Carprofen 66
Bedinvetmab 63
Oclacitinib Maleate 55
Butorphanol 44
Moxidectin 43
Dexmedetomidine Hydrochloride 38
Butorphanol Tartrate 35
Dexmedetomidine 33
Propofol 26
Cefovecin 26
Buprenorphine 26
Frunevetmab 26
Anti-Il31 Mab Mcs Lot #1283563 24
Doxycycline 23

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Swollen limb, 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 (729 here).

Similar death-coded share

Nearest other reactions by death-coded share (20.4% 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 Swollen limb (#491 of 2,481 by report volume); death-coded 20.4%. PlainBreed reaction plate · death-coded report count stamp 149 · 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 →