Reaction profile

The FDA adverse-event record for abnormal behaviour nos

25 FDA adverse-event reports reference abnormal behaviour nos (VeDDRA 1291). See the species, breeds, and drugs most associated with it below.

25
reports citing this reaction
0.0%
death-coded share
Human
most-affected species
Selamectin
most-associated drug
Verify with FDA CVM →
25
Total Reports
0
Deaths
0.0%
Death Rate

Species Most Affected

Human 25

Breeds Most Affected

Unknown 25

Associated Drugs

Selamectin 2
Spinosad 2
Maropitant Citrate 2
Doramectin 2
Clomipramine 2
Altrenogest 1
Maropitant 1
Isoflupredone Acetate; Neomycin Sulfate; Tetracaine Hydrochloride 1
Flunixin Meglumine 1
Milbemycin Oxime + Spinosad 1
Fentanyl 1
Ivermectin 0.5% Pour-On Topical Solution 1
Levothyroxine Sodium 1
Blood Pressure Medication (Unknown) 1
Monensin Sodium 1
Oxytetracycline Dihydrate (Oxytetracycline Amphoteric) 1
Dimethyl Sulfoxide 1
Ibuprofen 1
Oxfendazole 1
Praziquantel 1

Abnormal behaviour NOS Reaction Insights

25 reports name Abnormal behaviour NOS; 0 recorded a death outcome (0.0% of reported events, not a population-level mortality rate). VeDDRA code: 1291.

By species: Human (25 reports). By breed: Unknown (25).

Most co-reported drugs: Selamectin (2 reports), Spinosad (2 reports), Maropitant Citrate (2 reports), Doramectin (2 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.