Reaction profile

The FDA adverse-event record for disturbance in attention

38 FDA reports name disturbance in attention, a lower-volume reaction in the CVM extract (VeDDRA 1420). Plate stamps and neighbourhood peers follow.

#1870 of 2,481
by report volume (all reactions)
38
reports citing this reaction
7.9%
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. Disturbance in attention has 38 reports now versus 37 in that prior snapshot: 1 more (2.7%).

Report change
+1
Death-coded reports
+0
Death-coded share
−0.2 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 Disturbance in attention changes

FDA AER · VeDDRA plate

Code 1420 VOL-TRACE

VOL-TRACE · DEATH-PAR · LOWER-Q · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-TRACE 38 reports
  • DEATH-PAR 7.9%
  • LOWER-Q #1870/2481
  • PHOTO-FINISH Clenched jaw
  • SPECIES-DOG Dog · 33
  • DRUG-LEAD Afoxolaner · 8
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Clenched jaw (±0 reports)

Instrument codes from this reaction’s FDA CVM adverse-event extract: volume band, death-coded share, corpus rank, photo-finish peer, lead species, lead drug, breed desk, and book completeness. Not a clinical diagnosis.

Lower-volume neighbourhood around Disturbance in attention

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

Vomiting · highest174348Clenched jaw · near38Conjunctival reddening · near38Disturbance in attent… · thi…38Duodenitis · near38Extra dose(s) adminis… · near38Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Disturbance in attention

Disturbance in attention: low death-coded share in the FDA AER plate

Signature read: 3 death-coded reports is a thin tail count for Disturbance in attention in the CVM extract. Report volume is lower-third scale: 38 named reports in the openFDA extract. Death-coded share is lower-third: 3 of 38 reports (7.9% of named reports). Nearest volume peer: Clenched jaw (±0 reports). Lead species Dog (33). Lead co-reported drug Afoxolaner (8).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Afoxolaner 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 33
Cat 5

Breeds Most Affected

Chihuahua 6
Domestic Shorthair 3
Boxer (German Boxer) 3
Shepherd Dog - German 3
Crossbred Canine/dog 3
Retriever - Labrador 2
Beagle 2
Spitz - German Pomeranian 2
Dog (unknown) 1
Terrier - Jack Russell 1

Associated Drugs

Afoxolaner 8
Milbemycin Oxime + Spinosad 6
Sarolaner 3
Fluralaner 13.64% 12-Week Chew 3
Cefovecin 2
Enrofloxacin 2
Oclacitinib Maleate 2
Prednisone 2
Spinosad 2
Fluralaner Chew Tablets 2
Ivermectin + Pyrantel As Pamoate Salt 2
Pyrantel Pamoate;Sarolaner 2
Rabies Vaccine 2
Milbemycin/Lufenuron/Pzq Chew 2
Marbofloxacin 1
Dexmedetomidine Hydrochloride 1
Atipamezole Hydrochloride 1
Ceftiofur Sodium 1
Fentanyl 1
Hydromorphone 1

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 Disturbance in attention (#1870 of 2,481 by report volume); death-coded 7.9%. PlainBreed reaction plate · death-coded report count stamp 3 · 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 →