Reaction profile

The FDA adverse-event record for itching

10,740 FDA reports name itching, a high-volume reaction in the CVM extract (VeDDRA 958). Plate stamps and neighbourhood peers follow.

#42 of 2,481
by report volume (all reactions)
10,740
reports citing this reaction
0.8%
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. Itching has 10,740 reports now versus 10,584 in that prior snapshot: 156 more (1.5%).

Report change
+156
Death-coded reports
+1
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 Itching changes

FDA AER · VeDDRA plate

Code 958 VOL-HIGH

VOL-HIGH · DEATH-RARE · TOP-DECILE · PHOTO-FINISH · SPECIES-DOG · DRUG-LEAD · DESK-WIDE · BOOK-FULL

  • VOL-HIGH 10,740 reports
  • DEATH-RARE 0.8%
  • TOP-DECILE #42/2481
  • PHOTO-FINISH Hypersalivation
  • SPECIES-DOG Dog · 9,110
  • DRUG-LEAD Milbemycin Oxime… · 2,379
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Hypersalivation (±200 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 Itching

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

Vomiting · highest174348Fever · near11181Underdose · near10973Itching · this reaction10740Hypersalivation · near10540Product problem · near10340Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Itching

Itching: low death-coded share in the FDA AER plate

Signature read: 10,740 reports place Itching in the upper third of FDA AER volume (#42 of 2,481). Report volume is upper-third scale: 10,740 named reports in the openFDA extract. Death-coded share is lower-third: 84 of 10,740 reports (0.8% of named reports). Nearest volume peer: Hypersalivation (±200 reports). Lead species Dog (9,110). Lead co-reported drug Milbemycin Oxime + Spinosad (2,379).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug Milbemycin Oxime + Spinosad 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 9,110
Cat 1,359
Cattle 116
Human 107
Horse 37
Unknown 4
Ferret 3
Other Canids 2
Rabbit 1
Donkey 1

Breeds Most Affected

Retriever - Labrador 824
Domestic Shorthair 762
Crossbred Canine/dog 598
Dog (unknown) 566
Chihuahua 530
Shepherd Dog - German 446
Shih Tzu 391
Terrier - Yorkshire 378
Retriever - Golden 367
Pit Bull 209

Associated Drugs

Milbemycin Oxime + Spinosad 2,379
Afoxolaner 1,747
Spinosad 1,145
Nitenpyram 773
Pyrantel Pamoate;Sarolaner 487
Ivermectin + Pyrantel As Pamoate Salt 484
Moxidectin 329
Lotilaner 285
Milbemycin Oxime + Praziquantel 280
Fluralaner 13.64% 12-Week Chew 266
Fluralaner Chew Tablets 247
Oclacitinib Maleate 244
Selamectin 239
Frunevetmab 232
Sarolaner 192
Selamectin;Sarolaner 137
Fluralaner Spot-On Solution 136
Prednisone 112
Ivermectin 110
Bedinvetmab 109

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for 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 (10,740 here).

Similar death-coded share

Nearest other reactions by death-coded share (0.8% 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 Itching (#42 of 2,481 by report volume); death-coded 0.8%. PlainBreed reaction plate · report volume stamp 10,740 · 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 →