Important: Adverse event reports are voluntarily submitted and do not prove causation. Consult your veterinarian for medical decisions about your horse.
2,290
Total Reports
229
Deaths Reported
1000.0%
Death Rate
13.8 yr
Avg Age at Report
Average weight at time of report: 392.6 kg (865.7 lbs)
Top Reported Reactions
Lack of efficacy - NOS 279
Death 144
INEFFECTIVE, GASTRIC ULCER(S) 136
Colic 130
Application site swelling 126
INEFFECTIVE, SEDATION 103
Injection site swelling 102
Lip oedema (see also 'Skin') 89
Diarrhoea 88
Anorexia 85
Swollen mouth 65
Anaphylactoid reaction 61
Behavioural disorder NOS 60
Hypersalivation 55
Injection site pain 54
Most Referenced Drugs
Pergolide Mesylate 251
Omeprazole 235
Ivermectin(1.55%)/Praziquantel(7.75%) Paste 174
Ivermectin, Praziquantel 160
Detomidine Hydrochloride 144
Ceftiofur Crystalline Free Acid 102
Ketamine Hydrochloride 97
Polysulfated Glycosaminoglycan 82
Monensin Sodium 75
Firocoxib 73
Ivermectin + Praziquantel 60
Omeprazole 37% Oral Paste 58
Hyaluronate Sodium 48
Ivermectin 42
Ceftiofur 41
Outcome Breakdown
Outcome Unknown
921 (47.0%)
Recovered/Normal
603 (30.8%)
Ongoing
193 (9.9%)
Died
168 (8.6%)
Euthanized
62 (3.2%)
Recovered with Sequela
11 (0.6%)
Gender Distribution
Unknown 1,177 (51.4%)
Male 563 (24.6%)
Female 387 (16.9%)
Mixed 163 (7.1%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 153 | |
| 2011 | 151 | |
| 2012 | 127 | |
| 2013 | 155 | |
| 2014 | 153 | |
| 2015 | 176 | |
| 2016 | 160 | |
| 2017 | 126 | |
| 2018 | 100 | |
| 2019 | 119 | |
| 2020 | 134 | |
| 2021 | 152 | |
| 2022 | 141 | |
| 2023 | 160 | |
| 2024 | 164 | |
| 2025 | 119 | |
Source: FDA Center for Veterinary Medicine — Adverse Event Reports. Rank #76 by report volume. Data reflects voluntary submissions and may not represent actual incidence rates.