Reaction profile

The FDA adverse-event record for head tilt - neurological disorder (see also head tilt - ear disorder)

1,153 FDA reports name head tilt - neurological disorder (see also head tilt - ear disorder), a high-volume reaction in the CVM extract (VeDDRA 2523). Plate stamps and neighbourhood peers follow.

#348 of 2,481
by report volume (all reactions)
1,153
reports citing this reaction
17.4%
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. Head tilt - neurological disorder (see also Head tilt - ear disorder) has 1,153 reports now versus 1,082 in that prior snapshot: 71 more (6.6%).

Report change
+71
Death-coded reports
+13
Death-coded share
+0.1 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 Head tilt - neurological disorder (see also Head tilt - ear disorder) changes

FDA AER · VeDDRA plate

Code 2523 VOL-MID

VOL-MID · DEATH-ELEV · UPPER-Q · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-MID 1,153 reports
  • DEATH-ELEV 17.4%
  • UPPER-Q #348/2481
  • PHOTO-FINISH Head shake - behaviou…
  • SPECIES-DOG Dog · 956
  • DRUG-LEAD Bedinvetmab · 436
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Head shake - behavioural disorder (±1 reports)

Upper-third report volume drives the scale stamps on this plate; death-coded share and co-report peers follow. Not a clinical diagnosis.

High-volume neighbourhood around Head tilt - neurological disorder

Upper-third volume poles plus nearest peers, not a full reaction corpus board reprint.

Vomiting · highest174348Febrile · near1164Allergy NOS · near1155Head tilt - neurologi… · thi…1153Head shake - behaviou… · near1152Excessive thirst · near1144Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Head tilt - neurological disorder (see also Head tilt - ear disorder)

What the FDA AER plate says about Head tilt - neurological disorder (see also Head tilt - ear disorder)

Signature read: 201 death-coded reports is a heavy tail count for Head tilt - neurological disorder (see also Head tilt - ear disorder) in the CVM extract. Report volume is upper-third scale: 1,153 named reports in the openFDA extract. 201 of 1,153 reports were death-coded (17.4% of named reports, not a population mortality rate). Nearest volume peer: Head shake - behavioural disorder (±1 reports). Lead species Dog (956). Lead co-reported drug Bedinvetmab (436).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Bedinvetmab appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 956
Cat 190
Horse 4
Cattle 2
Pig 1

Breeds Most Affected

Domestic Shorthair 111
Retriever - Labrador 100
Crossbred Canine/dog 68
Retriever - Golden 50
Shepherd Dog - German 46
Chihuahua 46
Terrier - Bull - American Pit 34
Bulldog - French 32
Collie - Border 29
Shih Tzu 25

Associated Drugs

Bedinvetmab 436
Gabapentin 120
Maropitant Citrate 116
Pyrantel Pamoate;Sarolaner 107
Carprofen 92
Afoxolaner 62
Fluralaner 13.64% 12-Week Chew 53
Florfenicol + Mometasone Furoate + Terbinafine Hydrochloride 52
Frunevetmab 49
Prednisone 48
Oclacitinib Maleate 41
Galliprant 33
Enrofloxacin 31
Meclizine 30
Trilostane 28
Moxidectin 28
Grapiprant 28
Anti-Il31 Mab Mcs Lot #1283563 28
Ivermectin + Pyrantel As Pamoate Salt 26
Cefovecin 26

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Head tilt - neurological disorder (see also Head tilt - ear disorder), 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 (1,153 here).

Similar death-coded share

Nearest other reactions by death-coded share (17.4% 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 Head tilt - neurological disorder (see also Head tilt - ear disorder) (#348 of 2,481 by report volume); death-coded 17.4%. PlainBreed reaction plate · death-coded report count stamp 201 · 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 →