Reaction profile

The FDA adverse-event record for haemoglobinuria

83 FDA adverse-event reports reference haemoglobinuria (VeDDRA 2027). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1485 of 2,481
by report volume (all reactions)
83
reports citing this reaction
30.1%
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. Haemoglobinuria has 83 reports now versus 81 in that prior snapshot: 2 more (2.5%).

Report change
+2
Death-coded reports
+0
Death-coded share
−0.7 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 Haemoglobinuria changes

FDA AER · VeDDRA plate

Code 2027 VOL-LOW

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

  • VOL-LOW 83 reports
  • DEATH-HOT 30.1%
  • MID-PACK #1485/2481
  • PHOTO-FINISH Destructive behaviour
  • SPECIES-DOG Dog · 70
  • DRUG-LEAD Maropitant Citrate · 16
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Destructive behaviour (±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 Haemoglobinuria

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

Vomiting · highest174348Destructive behaviour · near83Elevated mean corpusc… · near83Erosion · near83Haemoglobinuria · this react…83Injection site scratc… · near83Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Haemoglobinuria

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

Signature read: Haemoglobinuria's 30.1% 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: 25 of 83 reports (30.1% of named reports). Nearest volume peer: Destructive behaviour (±0 reports). Lead species Dog (70). Lead co-reported drug Maropitant Citrate (16).

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 70
Cat 9
Horse 2
Cattle 2

Breeds Most Affected

Retriever - Labrador 8
Domestic Shorthair 8
Crossbred Canine/dog 5
Shepherd Dog - German 4
Shih Tzu 3
Chihuahua 3
Maltese 3
Terrier - Yorkshire 3
Rottweiler 2
Quarter Horse 2

Associated Drugs

Maropitant Citrate 16
Doxycycline 8
Carprofen 7
Famotidine 6
Gabapentin 6
Sucralfate 5
Rabies Vaccine 5
Moxidectin 5
Prednisone 5
Bedinvetmab 5
Omeprazole 5
Spinosad 4
Melarsomine Dihydrochloride 4
Firocoxib 4
Cefovecin 4
Fluralaner Chew Tablets 4
Oclacitinib Maleate 4
Dexamethasone Sodium Phosphate 4
Suanovil 50 4
Robenacoxib 3

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Haemoglobinuria, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

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 Haemoglobinuria (#1485 of 2,481 by report volume); death-coded 30.1%. PlainBreed reaction plate · death-coded share stamp 30.1% · 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 →