Reaction profile

The FDA adverse-event record for skin hyperaemia

837 FDA reports name skin hyperaemia, a high-volume reaction in the CVM extract (VeDDRA 949). Plate stamps and neighbourhood peers follow.

#449 of 2,481
by report volume (all reactions)
837
reports citing this reaction
3.3%
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. Skin hyperaemia has 837 reports now versus 835 in that prior snapshot: 2 more (0.2%).

Report change
+2
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 Skin hyperaemia changes

FDA AER · VeDDRA plate

Code 949 VOL-MID

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

  • VOL-MID 837 reports
  • DEATH-LOW 3.3%
  • UPPER-Q #449/2481
  • PHOTO-FINISH Pinnal erythema
  • SPECIES-DOG Dog · 704
  • DRUG-LEAD Spinosad · 148
  • DESK-WIDE 20 breeds
  • BOOK-FULL 8/8 fields

Nearest volume peer: Pinnal erythema (±0 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 Skin hyperaemia

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

Vomiting · highest174348Injection site inflam… · near847Bilirubinuria · near838Pinnal erythema · near837Skin hyperaemia · this react…837Hepatomegaly · near827Urinary tract neoplas… · low…10
FDA AER report volume · neighbourhood around Skin hyperaemia

Skin hyperaemia: low death-coded share in the FDA AER plate

Signature read: 837 reports place Skin hyperaemia in the upper third of FDA AER volume (#449 of 2,481). Report volume is upper-third scale: 837 named reports in the openFDA extract. Death-coded share is lower-third: 28 of 837 reports (3.3% of named reports). Nearest volume peer: Pinnal erythema (±0 reports). Lead species Dog (704). Lead co-reported drug Spinosad (148).

Read these counts as reporting volume, not risk: per our methodology, Lead co-reported drug 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 704
Cat 73
Human 39
Pig 6
Horse 5
Cattle 4
Sheep 2
Fish 1
Goat 1
Guinea Pig 1

Breeds Most Affected

Crossbred Canine/dog 121
Chihuahua 49
Domestic (unspecified) 47
Unknown 40
Terrier - Yorkshire 37
Retriever - Labrador 32
Retriever - Golden 27
Boxer (German Boxer) 23
Bulldog 22
Shih Tzu 22

Associated Drugs

Spinosad 148
Cyclosporine 60
Selamectin 58
Spinosad, Milbemycin 50
Moxidectin 43
Carprofen 36
Cefovecin Sodium 31
Ivermectin, Pyrantel 28
Milbemycin, Lufenuron 25
Imidacloprid, Moxidectin 25
Maropitant 15
Melarsomine Dihydrochloride 14
Afoxolaner 14
Deracoxib 13
Milbemycin 13
Meloxicam 12
Clotrimazole, Gentamicin Sulfate, Mometasone Furoate Monohydrate 12
Nitenpyram 12
Cefpodoxime Proxetil 12
Oclacitinib Maleate 10

Nationwide reactions with similar profiles

Two openFDA-derived peer sets for Skin hyperaemia, 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 (837 here).

Similar death-coded share

Nearest other reactions by death-coded share (3.3% 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 Skin hyperaemia (#449 of 2,481 by report volume); death-coded 3.3%. PlainBreed reaction plate · report volume stamp 837 · 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 →