Reaction profile

The FDA adverse-event record for increased skin sensitivity

272 FDA adverse-event reports reference increased skin sensitivity (VeDDRA 1535). See the species, breeds, and drugs most associated with it below.

272
reports citing this reaction
4.4%
death-coded share
Dog
most-affected species
Milbemycin Oxime + Spinosad
most-associated drug
Verify with FDA CVM →
272
Total Reports
12
Deaths
4.4%
Death Rate

Species Most Affected

Dog 174
Cat 85
Horse 6
Human 4
Cattle 3

Breeds Most Affected

Domestic Shorthair 53
Chihuahua 14
Retriever - Labrador 13
Crossbred Canine/dog 12
Terrier - Yorkshire 11
Domestic Longhair 9
Shih Tzu 9
Siberian Husky 9
Cat (other) 7
Domestic Mediumhair 6

Associated Drugs

Milbemycin Oxime + Spinosad 23
Selamectin 21
Afoxolaner 19
Selamectin;Sarolaner 17
Pyrantel Pamoate;Sarolaner 16
Frunevetmab 14
Moxidectin 13
Ivermectin + Pyrantel As Pamoate Salt 10
Bedinvetmab 10
Spinosad 9
Maropitant Citrate 9
Sarolaner 9
Fluralaner Spot-On Solution 8
Gabapentin 8
Fluralaner 13.64% 12-Week Chew 8
Fluralaner/Moxidectin Spot-On 8
Oclacitinib Maleate 7
Carprofen 7
Buprenorphine 7
Fluralaner Chew Tablets 6

Increased skin sensitivity Reaction Insights

272 reports name Increased skin sensitivity; 12 recorded a death outcome (4.4% of reported events, not a population-level mortality rate). VeDDRA code: 1535.

By species: Dog (174 reports), Cat (85 reports), Horse (6 reports). By breed: Domestic Shorthair (53), Chihuahua (14), Retriever - Labrador (13).

Most co-reported drugs: Milbemycin Oxime + Spinosad (23 reports), Selamectin (21 reports), Afoxolaner (19 reports), Selamectin;Sarolaner (17 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.