Reaction profile

The FDA adverse-event record for hiding

4,734 FDA adverse-event reports reference hiding (VeDDRA 2207). See the species, breeds, and drugs most associated with it below.

4,734
reports citing this reaction
10.0%
death-coded share
Cat
most-affected species
Buprenorphine
most-associated drug
Verify with FDA CVM →
4,734
Total Reports
474
Deaths
10.0%
Death Rate

Species Most Affected

Cat 2,915
Dog 1,815
Guinea Pig 1
Rabbit 1
Tiger 1
Other Canids 1

Breeds Most Affected

Domestic Shorthair 1,658
Domestic Longhair 307
Cat (unknown) 193
Domestic Mediumhair 177
Chihuahua 171
Crossbred Canine/dog 160
Domestic (unspecified) 145
Retriever - Labrador 117
Terrier - Yorkshire 112
Siamese 84

Associated Drugs

Buprenorphine 331
Imidacloprid + Moxidectin 327
Fluralaner Spot-On Solution 281
Selamectin 259
Nitenpyram 252
Cefovecin 226
Maropitant Citrate 223
Milbemycin Oxime + Spinosad 222
Frunevetmab 186
Selamectin;Sarolaner 168
Spinosad 165
Afoxolaner 160
Emodepside + Praziquantel 129
Robenacoxib 122
Fluralaner Chew Tablets 118
Pyrantel Pamoate;Sarolaner 116
Ivermectin + Pyrantel As Pamoate Salt 106
Cyclosporine 104
Gabapentin 103
Oclacitinib Maleate 98

Hiding Reaction Insights

4,734 reports name Hiding; 474 recorded a death outcome (10.0% of reported events, not a population-level mortality rate). VeDDRA code: 2207.

By species: Cat (2,915 reports), Dog (1,815 reports), Guinea Pig (1 reports). By breed: Domestic Shorthair (1,658), Domestic Longhair (307), Cat (unknown) (193).

Most co-reported drugs: Buprenorphine (331 reports), Imidacloprid + Moxidectin (327 reports), Fluralaner Spot-On Solution (281 reports), Selamectin (259 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.