Reaction profile

The FDA adverse-event record for glossitis

Name: Glossitis - FDA Animal Adverse Reaction
Creator: PlainBreed
License: https://open.fda.gov/license/

20 FDA reports name glossitis, a lower-volume reaction in the CVM extract (VeDDRA 289). Plate stamps and neighbourhood peers follow.

#2163 of 2,481
by report volume (all reactions): 20
reports citing this reaction: 25.0%
death-coded share: Horse
most-affected species

Compiled by PlainBreed

Verify with FDA CVM →

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. Glossitis has 20 reports now versus 20 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 Glossitis changes

FDA AER · VeDDRA plate

Code 289 VOL-TRACE

VOL-TRACE · DEATH-HOT · LOWER-Q · PHOTO-FINISH · SPECIES-HORSE · DRUG-LEAD · DESK-WIDE · BOOK-FULL

VOL-TRACE 20 reports
DEATH-HOT 25.0%
LOWER-Q #2163/2481
PHOTO-FINISH Agalactia
SPECIES-HORSE Horse · 7
DRUG-LEAD Ivermectin, Prazi… · 4
DESK-WIDE 14 breeds
BOOK-FULL 8/8 fields

Nearest volume peer: Agalactia (±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.

Lower-volume neighbourhood around Glossitis

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

FDA AER report volume · neighbourhood around Glossitis

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

Signature read: 20 reports place Glossitis in the lower third of FDA AER volume (#2163 of 2,481). Report volume is lower-third scale: 20 named reports in the openFDA extract. Death-coded share is upper-third: 5 of 20 reports (25.0% of named reports). Nearest volume peer: Agalactia (±0 reports). Lead species Horse (7). Lead co-reported drug Ivermectin, Praziquantel (4).

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

Horse 7

Dog 6

Cat 5

Human 1

Tiger 1

Breeds Most Affected

Unknown 2

Crossbred Equine/horse 2

Bichon Frise 2

Thoroughbred 2

Horse (unknown) 2

Domestic Shorthair 2

Warmblood - Dutch 1

Schnauzer (unspecified) 1

Siamese 1

Beagle 1

Associated Drugs

Ivermectin, Praziquantel 4

Ivermectin 2

Cefovecin 2

Ivermectin(1.55%)/Praziquantel(7.75%) Paste 2

Moxidectin 1

Meloxicam 1

Cyclosporine 1

Epsiprantel 1

Selamectin 1

Diphenhydramine Hcl 1

Buprenorphine 1

Ivermectin 136Mcg, Pyrantel Pamoate 114Mg, Praziquantel 114Mg 1

Oclacitinib Maleate 1

Sulfa 1

Prednisolone 1

Fluralaner Chew Tablets 1

Mirtazapine 1

Cefovecin Sodium 1

Enrofloxacin 1

Penicillin G 1

What to do with this reaction

Read how death-coded share differs from a mortality rate before drawing conclusions. Understanding adverse events
Browse the full reaction directory to compare report counts across reaction types. All reactions

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 Glossitis (#2163 of 2,481 by report volume); death-coded 25.0%. PlainBreed reaction plate · report volume stamp 20 · 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 →