Reaction profile

The FDA adverse-event record for discomfort nos

1,126 FDA reports name discomfort nos, a high-volume reaction in the CVM extract (VeDDRA 2498). Plate stamps and neighbourhood peers follow.

#359 of 2,481
by report volume (all reactions)
1,126
reports citing this reaction
11.2%
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. Discomfort NOS has 1,126 reports now versus 1,095 in that prior snapshot: 31 more (2.8%).

Report change
+31
Death-coded reports
+5
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 Discomfort NOS changes

FDA AER · VeDDRA plate

Code 2498 VOL-MID

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

  • VOL-MID 1,126 reports
  • DEATH-ELEV 11.2%
  • UPPER-Q #359/2481
  • PHOTO-FINISH Lack of efficacy (ect…
  • SPECIES-DOG Dog · 916
  • DRUG-LEAD Gabapentin · 100
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Lack of efficacy (ectoparasite) - lice (±1 reports)

Upper-third report volume drives the scale stamps on this plate; death-coded share and co-report peers follow. Not a clinical diagnosis.

High-volume neighbourhood around Discomfort NOS

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

Vomiting · highest174348Low sodium-potassium… · near1134Anaphylactic-type rea… · near1132Injection site abscess · near1131Lack of efficacy (ect… · near1127Discomfort NOS · this reacti…1126Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Discomfort NOS

What the FDA AER plate says about Discomfort NOS

Signature read: 1,126 reports place Discomfort NOS in the upper third of FDA AER volume (#359 of 2,481). Report volume is upper-third scale: 1,126 named reports in the openFDA extract. 126 of 1,126 reports were death-coded (11.2% of named reports, not a population mortality rate). Nearest volume peer: Lack of efficacy (ectoparasite) - lice (±1 reports). Lead species Dog (916). Lead co-reported drug Gabapentin (100).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Gabapentin appears in filings alongside this reaction; that is association, not causation. Browse the full reactions index or the about page for how PlainBreed frames FDA CVM extracts.

Species Most Affected

Dog 916
Cat 160
Horse 32
Cattle 6
Human 4
Goat 2
Unknown 1
Sheep 1
Hedgehog 1
Other 1

Breeds Most Affected

Domestic Shorthair 93
Retriever - Labrador 86
Crossbred Canine/dog 70
Chihuahua 51
Retriever - Golden 44
Dog (unknown) 36
Shih Tzu 32
Terrier - Yorkshire 29
Shepherd Dog - German 27
Boxer (German Boxer) 25

Associated Drugs

Gabapentin 100
Bedinvetmab 95
Carprofen 94
Afoxolaner 71
Maropitant Citrate 68
Moxidectin 63
Melarsomine Dihydrochloride 60
Prednisone 59
Tigilanol Tiglate 59
Milbemycin Oxime + Spinosad 53
Oclacitinib Maleate 48
Pyrantel Pamoate;Sarolaner 47
Ivermectin + Pyrantel As Pamoate Salt 38
Grapiprant 36
Fluralaner Chew Tablets 33
Cefovecin 32
Butorphanol 31
Anti-Il31 Mab Mcs Lot #1283563 29
Sarolaner 28
Trilostane 27

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Discomfort NOS, both floored at ≥50 reports so the neighborhoods stay in the advertised mass (the volume chart above is the unfloored photo-finish strip).

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 Discomfort NOS (#359 of 2,481 by report volume); death-coded 11.2%. PlainBreed reaction plate · report volume stamp 1,126 · 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 →