Important: Adverse event reports are voluntarily submitted and do not prove causation. Consult your veterinarian for medical decisions about your horse.
510
Total Reports
36
Deaths Reported
710.0%
Death Rate
12.8 yr
Avg Age at Report
Average weight at time of report: 471.6 kg (1039.9 lbs)
Top Reported Reactions
Lack of efficacy - NOS 95
INEFFECTIVE, GASTRIC ULCER(S) 77
Injection site swelling 48
Colic 41
Fever 30
Injection site pain 27
Lethargy (see also Central nervous system depression in 'Neurological') 26
Partial lack of efficacy 24
Death by euthanasia 23
Behavioural disorder NOS 19
Lameness 18
Diarrhoea 18
Anorexia 18
Agitation 15
Ataxia 14
Most Referenced Drugs
Omeprazole 159
Ceftiofur Crystalline Free Acid 66
Pergolide Mesylate 51
Detomidine Hydrochloride 39
Polysulfated Glycosaminoglycan 36
Sucralfate 36
Hyaluronate Sodium 19
Misoprostol 17
Firocoxib 12
Ponazuril 11
Flunixin Meglumine 11
N-Butylscopolaminium Bromide 9
Flunixin Meglumine Injectable 9
Triamcinolone Acetonide 9
Diclazuril Oral Pellets 9
Outcome Breakdown
Recovered/Normal
201 (39.3%)
Outcome Unknown
155 (30.3%)
Ongoing
107 (20.9%)
Euthanized
25 (4.9%)
Recovered with Sequela
12 (2.3%)
Died
11 (2.2%)
Gender Distribution
Male 331 (64.9%)
Female 150 (29.4%)
Unknown 22 (4.3%)
Mixed 7 (1.4%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 1 | |
| 2011 | 3 | |
| 2012 | 15 | |
| 2013 | 24 | |
| 2014 | 20 | |
| 2015 | 34 | |
| 2016 | 22 | |
| 2017 | 31 | |
| 2018 | 44 | |
| 2019 | 37 | |
| 2020 | 42 | |
| 2021 | 36 | |
| 2022 | 45 | |
| 2023 | 55 | |
| 2024 | 72 | |
| 2025 | 29 | |
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Rank #138 by report volume. Data reflects voluntary submissions and may not represent actual incidence rates.