Reaction profile

The FDA adverse-event record for white blood cell disorder nos

137 FDA adverse-event reports reference white blood cell disorder nos (VeDDRA 2861). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1235 of 2,481
by report volume (all reactions)
137
reports citing this reaction
28.5%
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. White blood cell disorder NOS has 137 reports now versus 131 in that prior snapshot: 6 more (4.6%).

Report change
+6
Death-coded reports
+1
Death-coded share
−0.5 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 White blood cell disorder NOS changes

FDA AER · VeDDRA plate

Code 2861 VOL-LOW

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

  • VOL-LOW 137 reports
  • DEATH-HOT 28.5%
  • MID-PACK #1235/2481
  • PHOTO-FINISH Drowsiness - neurolog…
  • SPECIES-DOG Dog · 100
  • DRUG-LEAD Maropitant Citrate · 26
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Drowsiness - neurological disorder (±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 White blood cell disorder NOS

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

Vomiting · highest174348Drowsiness - neurolog… · near137Megaoesophagus · near137Pyelonephritis · near137White blood cell diso… · thi…137Tracheal and laryngea… · near136Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around White blood cell disorder NOS

White blood cell disorder NOS: high death-coded share in the FDA AER plate

Signature read: White blood cell disorder NOS's 28.5% 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: 39 of 137 reports (28.5% of named reports). Nearest volume peer: Drowsiness - neurological disorder (±0 reports). Lead species Dog (100). Lead co-reported drug Maropitant Citrate (26).

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 100
Cat 35
Horse 1
Ferret 1

Breeds Most Affected

Domestic Shorthair 22
Retriever - Labrador 14
Crossbred Canine/dog 9
Retriever - Golden 8
Shepherd Dog - Australian 5
Terrier (unspecified) 5
Chihuahua 4
Terrier - Yorkshire 4
Shepherd Dog - German 4
Bulldog - French 4

Associated Drugs

Maropitant Citrate 26
Carprofen 15
Gabapentin 15
Bedinvetmab 15
Buprenorphine 13
Maropitant 12
Prednisone 10
Enrofloxacin 9
Butorphanol 9
Cyclosporine 9
Milbemycin Oxime + Praziquantel 9
Sucralfate 8
Frunevetmab 8
Afoxolaner 7
Dexmedetomidine 7
Metronidazole 7
Ondansetron 7
Fuzapladib Sodium 7
Fluid Therapy 7
Ilunocitinib 7

Nationwide reactions with similar profiles

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

Similar death-coded share

Nearest other reactions by death-coded share (28.5% 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 White blood cell disorder NOS (#1235 of 2,481 by report volume); death-coded 28.5%. PlainBreed reaction plate · death-coded share stamp 28.5% · 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 →