Reaction profile

The FDA adverse-event record for elevated bun

72 FDA adverse-event reports reference elevated bun (VeDDRA 2047). Plate codes and volume neighbourhood below; species, breeds, and drugs follow.

#1554 of 2,481
by report volume (all reactions)
72
reports citing this reaction
38.9%
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. Elevated BUN has 72 reports now versus 72 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 Elevated BUN changes

FDA AER · VeDDRA plate

Code 2047 VOL-LOW

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

  • VOL-LOW 72 reports
  • DEATH-HOT 38.9%
  • MID-PACK #1554/2481
  • PHOTO-FINISH Ear flapping/twitching
  • SPECIES-DOG Dog · 65
  • DRUG-LEAD Grapiprant · 40
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Ear flapping/twitching (±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 Elevated BUN

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

Vomiting · highest174348Ear flapping/twitching · near72Elevated BUN · this reaction72Embolism · near72Fatty liver · near72IGA Animal mortality… · near72Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Elevated BUN

Elevated BUN: high death-coded share in the FDA AER plate

Signature read: Elevated BUN's 38.9% 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: 28 of 72 reports (38.9% of named reports). Nearest volume peer: Ear flapping/twitching (±0 reports). Lead species Dog (65). Lead co-reported drug Grapiprant (40).

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 65
Cat 7

Breeds Most Affected

Retriever - Labrador 10
Retriever - Golden 9
Terrier - Yorkshire 4
Terrier (unspecified) 3
Domestic Shorthair 3
Hound - Basset 2
Shepherd Dog - Australian 2
Brittany 2
Domestic Longhair 2
Beagle 2

Associated Drugs

Grapiprant 40
Tramadol 11
Gabapentin 9
Carprofen 8
Milbemycin Oxime + Spinosad 6
Deracoxib 6
Robenacoxib 5
Polysulfated Glycosaminoglycan 5
Spinosad 4
Famotidine 4
Trilostane 4
Firocoxib 3
Amlodipine 2
Phenylpropanolamine Hcl 2
Milbemycin Oxime + Lufenuron 2
Maropitant Citrate 2
Cefovecin 2
Levothyroxine 2
Metronidazole 2
Oclacitinib 2

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Elevated BUN, 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 (72 here).

Similar death-coded share

Nearest other reactions by death-coded share (38.9% 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 Elevated BUN (#1554 of 2,481 by report volume); death-coded 38.9%. PlainBreed reaction plate · death-coded share stamp 38.9% · 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 →