Reaction profile

The FDA adverse-event record for blotchy rash

67 FDA adverse-event reports reference blotchy rash (VeDDRA 1354). See the species, breeds, and drugs most associated with it below.

67
reports citing this reaction
1.5%
death-coded share
Dog
most-affected species
Moxidectin
most-associated drug
Verify with FDA CVM →
67
Total Reports
1
Deaths
1.5%
Death Rate

Species Most Affected

Dog 59
Human 6
Cat 2

Breeds Most Affected

Dog (unknown) 7
Unknown 6
Bulldog - French 6
Crossbred Canine/dog 5
Retriever - Labrador 4
Terrier - Bull - American Pit 4
Chihuahua 3
Retriever - Golden 3
Terrier - Yorkshire 3
Pit Bull 2

Associated Drugs

Moxidectin 8
Fluralaner Chew Tablets 8
Oclacitinib Maleate 7
Milbemycin Oxime + Spinosad 6
Fluralaner 13.64% 12-Week Chew 5
Carprofen 4
Anti-Il31 Mab Mcs Lot #1283563 4
Genta/Momet/Clotrim Ear Oint 4
Pyrantel Pamoate;Sarolaner 4
Cefovecin 3
Spinosad 3
Selamectin 3
Ivermectin + Pyrantel As Pamoate Salt 3
Rabies Virus, 3
Leptospira Canicola L-15 Strain C-51;Leptospira Grippotyphosa 1550 Lot 10005 Str 3
Bordetella Bronchiseptica 92B 012992-7 Strain Boehringer Ingelheim 3
Fipronil 2
Ivermectin + Pyrantel Pamoate 2
Ivermectin 2
Nitenpyram 2

Blotchy rash Reaction Insights

67 reports name Blotchy rash; 1 recorded a death outcome (1.5% of reported events, not a population-level mortality rate). VeDDRA code: 1354.

By species: Dog (59 reports), Human (6 reports), Cat (2 reports). By breed: Dog (unknown) (7), Unknown (6), Bulldog - French (6).

Most co-reported drugs: Moxidectin (8 reports), Fluralaner Chew Tablets (8 reports), Oclacitinib Maleate (7 reports), Milbemycin Oxime + Spinosad (6 reports).

Read these counts as reporting volume, not risk: per our methodology, co-reporting reflects temporal association captured in voluntary submissions, not proof that a drug caused this reaction. A widely-prescribed drug will rack up more raw co-reports at an identical true rate than a rarely-used one, so compare within similar-exposure products.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on FDA openFDA data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.