Reaction profile

The FDA adverse-event record for tracheal collapse

178 FDA adverse-event reports reference tracheal collapse (VeDDRA 879). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1095 of 2,481
by report volume (all reactions)
178
reports citing this reaction
34.3%
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. Tracheal collapse has 178 reports now versus 175 in that prior snapshot: 3 more (1.7%).

Report change
+3
Death-coded reports
+3
Death-coded share
+1.1 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 Tracheal collapse changes

FDA AER · VeDDRA plate

Code 879 VOL-LOW

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

  • VOL-LOW 178 reports
  • DEATH-HOT 34.3%
  • MID-PACK #1095/2481
  • PHOTO-FINISH Cognitive impairment
  • SPECIES-DOG Dog · 177
  • DRUG-LEAD Milbemycin Oxime… · 39
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Cognitive impairment (±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 Tracheal collapse

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

Vomiting · highest174348Cognitive impairment · near178Dependent oedema · near178Tracheal collapse · this rea…178Choke · near177Decreased respiratory… · near177Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Tracheal collapse

Tracheal collapse: high death-coded share in the FDA AER plate

Signature read: Tracheal collapse's 34.3% 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: 61 of 178 reports (34.3% of named reports). Nearest volume peer: Cognitive impairment (±0 reports). Lead species Dog (177). Lead co-reported drug Milbemycin Oxime + Spinosad (39).

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 177
Cat 1

Breeds Most Affected

Terrier - Yorkshire 27
Chihuahua 17
Spitz - German Pomeranian 17
Maltese 16
Shih Tzu 12
Pug 10
Crossbred Canine/dog 9
Poodle - Miniature 4
Schnauzer - Miniature 4
Poodle - Toy 4

Associated Drugs

Milbemycin Oxime + Spinosad 39
Trilostane 28
Oclacitinib Maleate 19
Gabapentin 15
Maropitant Citrate 13
Ivermectin + Pyrantel As Pamoate Salt 10
Bedinvetmab 10
Pimobendan 9
Hydrocodone 9
Grapiprant 9
Prednisone 8
Afoxolaner 7
Milbemycin Oxime + Praziquantel 7
Meloxicam 6
Fluralaner 13.64% 12-Week Chew 6
Moxidectin 6
Furosemide 5
Fluralaner Chew Tablets 5
Dexamethasone 5
Anti-Il31 Mab Mcs Lot #1283563 5

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Tracheal collapse, 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 (178 here).

Similar death-coded share

Nearest other reactions by death-coded share (34.3% 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 Tracheal collapse (#1095 of 2,481 by report volume); death-coded 34.3%. PlainBreed reaction plate · death-coded share stamp 34.3% · 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 →