Reaction profile

The FDA adverse-event record for leukaemia

85 FDA adverse-event reports reference leukaemia (VeDDRA 171). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1476 of 2,481
by report volume (all reactions)
85
reports citing this reaction
62.4%
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. Leukaemia has 85 reports now versus 85 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 Leukaemia changes

FDA AER · VeDDRA plate

Code 171 VOL-LOW

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

  • VOL-LOW 85 reports
  • DEATH-HOT 62.4%
  • MID-PACK #1476/2481
  • PHOTO-FINISH Dental plaque
  • SPECIES-DOG Dog · 68
  • DRUG-LEAD Oclacitinib Malea… · 24
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Dental plaque (±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 Leukaemia

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

Vomiting · highest174348Dental plaque · near85Impaired gastric func… · near85INEFFECTIVE, WEIGHT I… · near85Leukaemia · this reaction85Pupil disorder · near85Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Leukaemia

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

Signature read: Leukaemia's 62.4% 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: 53 of 85 reports (62.4% of named reports). Nearest volume peer: Dental plaque (±0 reports). Lead species Dog (68). Lead co-reported drug Oclacitinib Maleate (24).

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 68
Cat 17

Breeds Most Affected

Domestic Shorthair 13
Retriever - Golden 6
Shepherd Dog - German 6
Retriever - Labrador 5
Shih Tzu 4
Pit Bull 3
Dog (unknown) 3
Bulldog 3
Dachshund (unspecified) 2
Dog (other) 2

Associated Drugs

Oclacitinib Maleate 24
Milbemycin Oxime + Spinosad 8
Maropitant Citrate 7
Cefovecin 6
Ivermectin + Pyrantel As Pamoate Salt 6
Prednisone 5
Selamectin 5
Carprofen 5
Anti-Il31 Mab Mcs Lot #1283563 5
Cyclosporine A 4
Spinosad 4
Afoxolaner 4
Enrofloxacin 3
Moxidectin 3
Emodepside + Praziquantel 3
Fluralaner Chew Tablets 3
Milbemycin Oxime 3
Cyclosporine 3
Doxycycline 3
Imidacloprid + Permethrin + N-Methylpyrolidone 2

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Leukaemia, 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 (85 here).

Similar death-coded share

Nearest other reactions by death-coded share (62.4% 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 Leukaemia (#1476 of 2,481 by report volume); death-coded 62.4%. PlainBreed reaction plate · death-coded share stamp 62.4% · 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 →