Reaction profile

The FDA adverse-event record for generalised itching

1,555 FDA reports name generalised itching, a high-volume reaction in the CVM extract (VeDDRA 1492). Plate stamps and neighbourhood peers follow.

#277 of 2,481
by report volume (all reactions)
1,555
reports citing this reaction
0.6%
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. Generalised itching has 1,555 reports now versus 1,528 in that prior snapshot: 27 more (1.8%).

Report change
+27
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 Generalised itching changes

FDA AER · VeDDRA plate

Code 1492 VOL-MID

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

  • VOL-MID 1,555 reports
  • DEATH-RARE 0.6%
  • UPPER-Q #277/2481
  • PHOTO-FINISH Azotaemia
  • SPECIES-DOG Dog · 1,269
  • DRUG-LEAD Afoxolaner · 275
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Azotaemia (±2 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 Generalised itching

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

Vomiting · highest174348Azotaemia · near1557Hyperthermia · near1557Generalised itching · this r…1555Arthritis · near1535Increased respiratory… · near1534Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Generalised itching

Generalised itching: low death-coded share in the FDA AER plate

Signature read: Generalised itching's 0.6% death-coded share is among the lowest in the openFDA reaction corpus. Report volume is upper-third scale: 1,555 named reports in the openFDA extract. Death-coded share is lower-third: 9 of 1,555 reports (0.6% of named reports). Nearest volume peer: Azotaemia (±2 reports). Lead species Dog (1,269). Lead co-reported drug Afoxolaner (275).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Afoxolaner 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 1,269
Cat 213
Cattle 45
Human 19
Ferret 5
Horse 3
Sheep 1

Breeds Most Affected

Domestic Shorthair 146
Retriever - Labrador 123
Crossbred Canine/dog 105
Chihuahua 73
Shih Tzu 63
Shepherd Dog - German 63
Terrier - Yorkshire 56
Dog (unknown) 53
Retriever - Golden 51
Pit Bull 36

Associated Drugs

Afoxolaner 275
Milbemycin Oxime + Spinosad 214
Fluralaner Chew Tablets 129
Nitenpyram 91
Ivermectin + Pyrantel As Pamoate Salt 85
Pyrantel Pamoate;Sarolaner 80
Spinosad 63
Fluralaner 13.64% 12-Week Chew 58
Fluralaner Spot-On Solution 57
Selamectin 50
Moxidectin 44
Portech App Gun 65 Ml Ivomec/Eprinex 41
Milbemycin Oxime + Praziquantel 39
Lotilaner 37
Sarolaner 33
Selamectin;Sarolaner 33
Oclacitinib Maleate 30
Eprinomectin 5 Mg/Ml Pour-On Solution 27
Ivermectin 0.5% Pour-On Topical Solution 18
Diphenhydramine 17

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Generalised itching, 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 (1,555 here).

Similar death-coded share

Nearest other reactions by death-coded share (0.6% 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 Generalised itching (#277 of 2,481 by report volume); death-coded 0.6%. PlainBreed reaction plate · death-coded share stamp 0.6% · 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 →