Reaction profile

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

114 FDA adverse-event reports reference white blood cell disorder nos (VeDDRA 2861). See the species, breeds, and drugs most associated with it below.

114
reports citing this reaction
30.7%
death-coded share
Dog
most-affected species
Maropitant Citrate
most-associated drug
Verify with FDA CVM →
114
Total Reports
35
Deaths
30.7%
Death Rate

Species Most Affected

Dog 81
Cat 31
Horse 1
Ferret 1

Breeds Most Affected

Domestic Shorthair 21
Retriever - Labrador 13
Crossbred Canine/dog 8
Terrier - Yorkshire 4
Terrier (unspecified) 4
Shepherd Dog - Australian 3
Pug 3
Retriever - Golden 3
Shepherd Dog - German 3
Cattle Dog - Australian (blue heeler, red heeler, Queensland cattledog) 3

Associated Drugs

Maropitant Citrate 18
Bedinvetmab 15
Carprofen 12
Gabapentin 11
Buprenorphine 10
Maropitant 9
Enrofloxacin 8
Frunevetmab 8
Milbemycin Oxime + Praziquantel 7
Sucralfate 6
Cyclosporine 6
Prednisone 6
Verdinexor 6
Robenacoxib 5
Butorphanol 5
Dexmedetomidine 5
Metronidazole 5
Omeprazole 5
Cefovecin 5
Ondansetron 5

White blood cell disorder NOS Reaction Insights

114 reports name White blood cell disorder NOS; 35 recorded a death outcome (30.7% of reported events, not a population-level mortality rate). VeDDRA code: 2861.

By species: Dog (81 reports), Cat (31 reports), Horse (1 reports). By breed: Domestic Shorthair (21), Retriever - Labrador (13), Crossbred Canine/dog (8).

Most co-reported drugs: Maropitant Citrate (18 reports), Bedinvetmab (15 reports), Carprofen (12 reports), Gabapentin (11 reports).

Read these counts as reporting volume, not risk: per our methodology, co-reporting reflects temporal association captured in voluntary submissions, not proof that a drug caused this reaction. A widely-prescribed drug will rack up more raw co-reports at an identical true rate than a rarely-used one, so compare within similar-exposure products.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.