Reaction profile

The FDA adverse-event record for pneumothorax

35 FDA reports name pneumothorax, a lower-volume reaction in the CVM extract (VeDDRA 2035). Plate stamps and neighbourhood peers follow.

#1925 of 2,481
by report volume (all reactions)
35
reports citing this reaction
60.0%
death-coded share
Dog
most-affected species
Verify with FDA CVM →

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. Pneumothorax has 35 reports now versus 35 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 Pneumothorax changes

FDA AER · VeDDRA plate

Code 2035 VOL-TRACE

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

  • VOL-TRACE 35 reports
  • DEATH-HOT 60.0%
  • LOWER-Q #1925/2481
  • PHOTO-FINISH CARBON DIOXIDE LOW, B…
  • SPECIES-DOG Dog · 21
  • DRUG-LEAD Milbemycin Oxime… · 6
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: CARBON DIOXIDE LOW, BLOOD (±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.

Lower-volume neighbourhood around Pneumothorax

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

Vomiting · highest174348CARBON DIOXIDE LOW, B… · near35Cerebral oedema · near35Comedo/blackhead · near35Gastric torsion · near35Pneumothorax · this reaction35Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Pneumothorax

Pneumothorax: high death-coded share in the FDA AER plate

Signature read: Pneumothorax's 60.0% death-coded share is among the highest in the openFDA reaction corpus. Report volume is lower-third scale: 35 named reports in the openFDA extract. Death-coded share is upper-third: 21 of 35 reports (60.0% of named reports). Nearest volume peer: CARBON DIOXIDE LOW, BLOOD (±0 reports). Lead species Dog (21). Lead co-reported drug Milbemycin Oxime + Spinosad (6).

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 21
Cat 12
Cattle 2

Breeds Most Affected

Domestic Shorthair 8
Shepherd Dog - German 3
Crossbred Canine/dog 2
Retriever - Labrador 2
Cattle (other) 2
Persian 1
Retriever - Golden 1
Poodle - Toy 1
Weimaraner 1
Shih Tzu 1

Associated Drugs

Milbemycin Oxime + Spinosad 6
Metronidazole 5
Maropitant Citrate 4
Famotidine 4
Furosemide 4
Tulathromycin 4
Oclacitinib Maleate 3
Methylprednisolone Acetate 3
Isoflurane 3
Eprinomectin + Esafoxolaner + Praziquantel 3
Lubabegron Fumarate 3
Feline Calicivirus, Strain F-9, Passage 7, Lot A; Feline Chlamydia Psittaci, Str 2
Diphenhydramine Hcl 2
Sucralfate 2
Rabies Vaccine 2
Pyrantel Pamoate 2
Cefovecin 2
Deracoxib 2
Midazolam 2
Fluralaner Chew Tablets 2

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 Pneumothorax (#1925 of 2,481 by report volume); death-coded 60.0%. PlainBreed reaction plate · death-coded share stamp 60.0% · 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 →