Reaction profile

The FDA adverse-event record for reduced level of consciousness

132 FDA adverse-event reports reference reduced level of consciousness (VeDDRA 1724). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1257 of 2,481
by report volume (all reactions)
132
reports citing this reaction
28.8%
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. Reduced level of consciousness has 132 reports now versus 128 in that prior snapshot: 4 more (3.1%).

Report change
+4
Death-coded reports
+1
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 Reduced level of consciousness changes

FDA AER · VeDDRA plate

Code 1724 VOL-LOW

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

  • VOL-LOW 132 reports
  • DEATH-HOT 28.8%
  • MID-PACK #1257/2481
  • PHOTO-FINISH Application site muco…
  • SPECIES-DOG Dog · 109
  • DRUG-LEAD Milbemycin Oxime… · 30
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Application site mucopurulent discharge (±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 Reduced level of consciousness

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

Vomiting · highest174348Application site muco… · near132Cyanotic mucous membr… · near132Granuloma · near132Hepatic necrosis · near132Reduced level of cons… · thi…132Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Reduced level of consciousness

Reduced level of consciousness: high death-coded share in the FDA AER plate

Signature read: Reduced level of consciousness's 28.8% 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: 38 of 132 reports (28.8% of named reports). Nearest volume peer: Application site mucopurulent discharge (±0 reports). Lead species Dog (109). Lead co-reported drug Milbemycin Oxime + Spinosad (30).

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 109
Cat 20
Other Canids 1
Rabbit 1
Horse 1

Breeds Most Affected

Domestic Shorthair 11
Retriever - Labrador 10
Boxer (German Boxer) 10
Crossbred Canine/dog 8
Shih Tzu 6
Maltese 6
Chihuahua 5
Schnauzer - Miniature 3
Rottweiler 3
Bichon Frise 3

Associated Drugs

Milbemycin Oxime + Spinosad 30
Afoxolaner 14
Spinosad 11
Ivermectin + Pyrantel As Pamoate Salt 7
Gabapentin 7
Moxidectin 6
Maropitant Citrate 6
Bedinvetmab 6
Fluralaner Chew Tablets 5
Fluralaner 13.64% 12-Week Chew 5
Ivermectin 4
Sarolaner 4
Pyrantel Pamoate;Sarolaner 4
Grapiprant 4
Acepromazine Maleate 3
Carprofen 3
Capromorelin Tartrate 3
Lotilaner 3
Anesthetic (Unknown) 3
Meloxicam 3

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Reduced level of consciousness, 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 (28.8% 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 Reduced level of consciousness (#1257 of 2,481 by report volume); death-coded 28.8%. PlainBreed reaction plate · death-coded share stamp 28.8% · 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 →