Reaction profile

The FDA adverse-event record for gastric ulcer

551 FDA reports name gastric ulcer, a high-volume reaction in the CVM extract (VeDDRA 340). Plate stamps and neighbourhood peers follow.

#604 of 2,481
by report volume (all reactions)
551
reports citing this reaction
35.0%
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. Gastric ulcer has 551 reports now versus 541 in that prior snapshot: 10 more (1.8%).

Report change
+10
Death-coded reports
+5
Death-coded share
+0.3 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 Gastric ulcer changes

FDA AER · VeDDRA plate

Code 340 VOL-MID

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

  • VOL-MID 551 reports
  • DEATH-HOT 35.0%
  • UPPER-Q #604/2481
  • PHOTO-FINISH Sleep disturbance NOS
  • SPECIES-DOG Dog · 390
  • DRUG-LEAD Carprofen · 139
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Sleep disturbance NOS (±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.

High-volume neighbourhood around Gastric ulcer

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

Vomiting · highest174348Gastric ulcer · this reaction551Sleep disturbance NOS · near551Fly biting behaviour · near550Increased borborygmus · near550Pallor · near550Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Gastric ulcer

Gastric ulcer: high death-coded share in the FDA AER plate

Signature read: 193 death-coded reports is a heavy tail count for Gastric ulcer in the CVM extract. Report volume is upper-third scale: 551 named reports in the openFDA extract. Death-coded share is upper-third: 193 of 551 reports (35.0% of named reports). Nearest volume peer: Sleep disturbance NOS (±0 reports). Lead species Dog (390). Lead co-reported drug Carprofen (139).

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 390
Horse 125
Cat 13
Pig 12
Cattle 9
Rat 1
Monkey 1

Breeds Most Affected

Retriever - Labrador 85
Horse (unknown) 29
Thoroughbred 28
Crossbred Canine/dog 24
Rottweiler 24
Dog (unknown) 22
Retriever - Golden 21
Shepherd Dog - German 20
Warmblood - Dutch 11
Pug 10

Associated Drugs

Carprofen 139
Omeprazole 37% Oral Paste 90
Deracoxib 76
Firocoxib 53
Maropitant Citrate 48
Meloxicam 36
Gabapentin 28
Sucralfate 27
Grapiprant 27
Tramadol 25
Famotidine 22
Metronidazole 21
Isoflurane 19
Omeprazole 17
Polysulfated Glycosaminoglycan 16
Buprenorphine 15
Prednisone 14
Metoclopramide 14
Oclacitinib Maleate 14
Milbemycin Oxime + Spinosad 11

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Gastric ulcer, 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 (551 here).

Similar death-coded share

Nearest other reactions by death-coded share (35.0% 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 Gastric ulcer (#604 of 2,481 by report volume); death-coded 35.0%. PlainBreed reaction plate · death-coded report count stamp 193 · 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 →