Reaction profile

The FDA adverse-event record for icterus

1,950 FDA reports name icterus, a high-volume reaction in the CVM extract (VeDDRA 499). Plate stamps and neighbourhood peers follow.

#240 of 2,481
by report volume (all reactions)
1,950
reports citing this reaction
42.8%
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. Icterus has 1,950 reports now versus 1,926 in that prior snapshot: 24 more (1.2%).

Report change
+24
Death-coded reports
+10
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 Icterus changes

FDA AER · VeDDRA plate

Code 499 VOL-MID

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

  • VOL-MID 1,950 reports
  • DEATH-HOT 42.8%
  • TOP-DECILE #240/2481
  • PHOTO-FINISH Blood in urine
  • SPECIES-DOG Dog · 1,597
  • DRUG-LEAD Carprofen · 788
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Blood in urine (±2 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.

High-volume neighbourhood around Icterus

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

Vomiting · highest174348Circling - neurologic… · near1965Elevated symmetrical… · near1964Blood in urine · near1952Icterus · this reaction1950Elevated renal parame… · near1945Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Icterus

Icterus: high death-coded share in the FDA AER plate

Signature read: 834 death-coded reports is a heavy tail count for Icterus in the CVM extract. Report volume is upper-third scale: 1,950 named reports in the openFDA extract. Death-coded share is upper-third: 834 of 1,950 reports (42.8% of named reports). Nearest volume peer: Blood in urine (±2 reports). Lead species Dog (1,597). Lead co-reported drug Carprofen (788).

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 1,597
Cat 323
Horse 21
Cattle 7
Human 1
Tiger 1

Breeds Most Affected

Retriever - Labrador 517
Domestic Shorthair 180
Crossbred Canine/dog 116
Retriever - Golden 57
Domestic (unspecified) 55
Shih Tzu 47
Chihuahua 38
Shepherd Dog - German 28
Shepherd Dog - Australian 27
Beagle 26

Associated Drugs

Carprofen 788
Maropitant Citrate 261
Famotidine 96
Moxidectin 86
Metronidazole 77
Prednisone 75
Tramadol 71
Enrofloxacin 68
Milbemycin Oxime + Spinosad 68
Sam-E, Silybin, Vitamin E, Zinc 68
Cefovecin 67
Gabapentin 65
Meloxicam 58
Deracoxib 55
Buprenorphine 55
Oclacitinib Maleate 51
Doxycycline 50
Spinosad 49
Sucralfate 49
Cefovecin Sodium 48

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Icterus, 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 (42.8% 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 Icterus (#240 of 2,481 by report volume); death-coded 42.8%. PlainBreed reaction plate · death-coded report count stamp 834 · 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 →