Reaction profile

The FDA adverse-event record for confused

387 FDA reports name confused, a high-volume reaction in the CVM extract (VeDDRA 1393). Plate stamps and neighbourhood peers follow.

#744 of 2,481
by report volume (all reactions)
387
reports citing this reaction
7.5%
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. Confused has 387 reports now versus 387 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 Confused changes

FDA AER · VeDDRA plate

Code 1393 VOL-LOW

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

  • VOL-LOW 387 reports
  • DEATH-PAR 7.5%
  • MID-PACK #744/2481
  • PHOTO-FINISH Chattering of teeth
  • SPECIES-DOG Dog · 329
  • DRUG-LEAD Afoxolaner · 49
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Chattering of teeth (±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 Confused

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

Vomiting · highest174348Application site sore · near389Granules/Powder, Abno… · near389Confused · this reaction387Chattering of teeth · near386Generalised rash · near385Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Confused

Confused: low death-coded share in the FDA AER plate

Signature read: 387 reports place Confused in the upper third of FDA AER volume (#744 of 2,481). Report volume is upper-third scale: 387 named reports in the openFDA extract. Death-coded share is lower-third: 29 of 387 reports (7.5% of named reports). Nearest volume peer: Chattering of teeth (±1 reports). Lead species Dog (329). Lead co-reported drug Afoxolaner (49).

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 329
Cat 35
Human 21
Horse 2

Breeds Most Affected

Retriever - Golden 27
Retriever - Labrador 25
Crossbred Canine/dog 23
Chihuahua 22
Unknown 21
Domestic Shorthair 19
Shepherd Dog - German 13
Terrier - Yorkshire 12
Dog (unknown) 12
Boxer (German Boxer) 11

Associated Drugs

Afoxolaner 49
Milbemycin Oxime + Spinosad 42
Fluralaner Chew Tablets 34
Sarolaner 26
Ivermectin + Pyrantel As Pamoate Salt 25
Fluralaner 13.64% 12-Week Chew 24
Trilostane 23
Carprofen 19
Milbemycin Oxime + Praziquantel 16
Oclacitinib Maleate 14
Moxidectin 14
Maropitant Citrate 13
Fluralaner Spot-On Solution 12
Pyrantel Pamoate;Sarolaner 10
Selamectin 9
Ivermectin 8
Spinosad 7
Imidacloprid + Moxidectin 7
Cefovecin 6
Diazepam 6

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Confused, 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 (387 here).

Similar death-coded share

Nearest other reactions by death-coded share (7.5% 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 Confused (#744 of 2,481 by report volume); death-coded 7.5%. PlainBreed reaction plate · report volume stamp 387 · 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 →