Reaction profile

The FDA adverse-event record for laboured breathing

2,623 FDA reports name laboured breathing, a high-volume reaction in the CVM extract (VeDDRA 1171). Plate stamps and neighbourhood peers follow.

#183 of 2,481
by report volume (all reactions)
2,623
reports citing this reaction
36.7%
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. Laboured breathing has 2,623 reports now versus 2,581 in that prior snapshot: 42 more (1.6%).

Report change
+42
Death-coded reports
+16
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 Laboured breathing changes

FDA AER · VeDDRA plate

Code 1171 VOL-MID

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

  • VOL-MID 2,623 reports
  • DEATH-HOT 36.7%
  • TOP-DECILE #183/2481
  • PHOTO-FINISH Haematuria
  • SPECIES-DOG Dog · 2,103
  • DRUG-LEAD Milbemycin Oxime… · 330
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Haematuria (±3 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 Laboured breathing

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

Vomiting · highest174348Application site scab · near2645Breathing difficulty · near2640Haematuria · near2626Laboured breathing · this re…2623Dermatitis · near2569Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Laboured breathing

Laboured breathing: high death-coded share in the FDA AER plate

Signature read: 962 death-coded reports is a heavy tail count for Laboured breathing in the CVM extract. Report volume is upper-third scale: 2,623 named reports in the openFDA extract. Death-coded share is upper-third: 962 of 2,623 reports (36.7% of named reports). Nearest volume peer: Haematuria (±3 reports). Lead species Dog (2,103). Lead co-reported drug Milbemycin Oxime + Spinosad (330).

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 2,103
Cat 376
Cattle 87
Horse 42
Pig 4
Other Canids 3
Sheep 3
Mouse 2
Unknown 1
Ferret 1

Breeds Most Affected

Retriever - Labrador 217
Domestic Shorthair 205
Crossbred Canine/dog 116
Shih Tzu 89
Chihuahua 88
Retriever - Golden 88
Terrier - Yorkshire 78
Shepherd Dog - German 73
Boxer (German Boxer) 59
Dog (unknown) 58

Associated Drugs

Milbemycin Oxime + Spinosad 330
Moxidectin 205
Maropitant Citrate 170
Carprofen 154
Afoxolaner 116
Bedinvetmab 115
Prednisone 98
Cefovecin 97
Trilostane 93
Gabapentin 87
Spinosad 86
Oclacitinib Maleate 82
Ivermectin + Pyrantel As Pamoate Salt 77
Fluralaner Chew Tablets 77
Milbemycin Oxime + Praziquantel 65
Famotidine 61
Pimobendan 59
Selamectin 58
Pyrantel Pamoate;Sarolaner 58
Dexamethasone 56

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Laboured breathing, 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 (2,623 here).

Similar death-coded share

Nearest other reactions by death-coded share (36.7% 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 Laboured breathing (#183 of 2,481 by report volume); death-coded 36.7%. PlainBreed reaction plate · death-coded report count stamp 962 · 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 →