Reaction profile

The FDA adverse-event record for brain disorder nos

234 FDA adverse-event reports reference brain disorder nos (VeDDRA 1356). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#967 of 2,481
by report volume (all reactions)
234
reports citing this reaction
55.6%
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. Brain disorder NOS has 234 reports now versus 234 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 Brain disorder NOS changes

FDA AER · VeDDRA plate

Code 1356 VOL-LOW

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

  • VOL-LOW 234 reports
  • DEATH-HOT 55.6%
  • MID-PACK #967/2481
  • PHOTO-FINISH Metastatic neoplasia
  • SPECIES-DOG Dog · 204
  • DRUG-LEAD Milbemycin Oxime… · 34
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Metastatic neoplasia (±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 Brain disorder NOS

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

Vomiting · highest174348Lung sound · near235Brain disorder NOS · this re…234Metastatic neoplasia · near234Lack of coordination… · near233Local erythema · near233Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Brain disorder NOS

Brain disorder NOS: high death-coded share in the FDA AER plate

Signature read: Brain disorder NOS's 55.6% 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: 130 of 234 reports (55.6% of named reports). Nearest volume peer: Metastatic neoplasia (±0 reports). Lead species Dog (204). Lead co-reported drug Milbemycin Oxime + Spinosad (34).

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 204
Cat 26
Ferret 1
Horse 1
Mouse 1
Cattle 1

Breeds Most Affected

Retriever - Golden 17
Domestic Shorthair 16
Retriever - Labrador 12
Chihuahua 12
Dog (unknown) 11
Crossbred Canine/dog 11
Boxer (German Boxer) 9
Terrier (unspecified) 7
Pit Bull 7
Maltese 6

Associated Drugs

Milbemycin Oxime + Spinosad 34
Fluralaner Chew Tablets 22
Carprofen 17
Maropitant Citrate 17
Oclacitinib Maleate 16
Gabapentin 16
Fluralaner 13.64% 12-Week Chew 16
Bedinvetmab 15
Afoxolaner 14
Spinosad 12
Prednisone 12
Pyrantel Pamoate;Sarolaner 11
Clindamycin 9
Sarolaner 9
Meloxicam 7
Rabies Vaccine 6
Anti-Il31 Mab Mcs Lot #1283563 6
Phenobarbital 6
Grapiprant 6
Fluralaner Spot-On Solution 6

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Brain 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 (55.6% 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 Brain disorder NOS (#967 of 2,481 by report volume); death-coded 55.6%. PlainBreed reaction plate · death-coded share stamp 55.6% · 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 →