Total Reports
281
FDA CVM filings
Horse /
FDA CVM · 2025 release 281 reports on file
Horse (other) - FDA Adverse Event Profile
Adverse-event records for Horse (other) (Horse) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
With 281 reports on file, Horse (other) sits at #168 among horse breeds by volume; death-coded share is 10.3% (29 reports).
- #168
- most-reported horse breed
- 10.3%
- death-coded report share
- 30
- Lack of efficacy - NOS - top reaction
- 11.6 yr
- average age at report
Read report counts next to breed popularity: a bigger number often just means more owners and more vet visits.
Deaths Reported
29
of 281 reports
Death Rate
10.3%
death-coded share
Avg Age at Report
11.6 yr
404.7 kg avg weight
Death-Coded Outcome Share
Horse (other) death-coded reports 10.3%
Cross-breed median
10.3% of 281 horse (other) reports involved a death outcome.
How to read this number
Read alongside breed popularity, veterinary access, and owner awareness, these shape how many events ever reach the FDA. The comparison line marks the cross-breed median death-coded share (about 4.8%) among breeds with 50 or more reports; values above it suggest higher reporting bias toward severe outcomes, not necessarily higher true mortality.
Average weight at time of report: 404.7 kg (892.4 lbs)
Top Reported Reactions
Lack of efficacy - NOS 30
Anorexia 23
Injection site swelling 22
Depression 19
Diarrhoea 16
Death 16
Fever 15
Application site swelling 15
Most Referenced Drugs
Ivermectin + Praziquantel 40
Pergolide Mesylate 28
Ketamine Hydrochloride 20
Omeprazole 20
Ceftiofur 14
Firocoxib 12
Ivermectin, Praziquantel 11
Polysulfated Glycosaminoglycan 11
Outcome Breakdown
Recovered/Normal
104 (48.6%)
Outcome Unknown
63 (29.4%)
Died
19 (8.9%)
Ongoing
18 (8.4%)
Euthanized
10 (4.7%)
Gender Distribution
Male 126 (44.8%)
Female 73 (26.0%)
Mixed 60 (21.4%)
Unknown 22 (7.8%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 31 | |
| 2011 | 35 | |
| 2012 | 14 | |
| 2013 | 19 | |
| 2014 | 16 | |
| 2015 | 5 | |
| 2016 | 12 | |
| 2017 | 13 | |
| 2018 | 10 | |
| 2019 | 18 | |
| 2020 | 19 | |
| 2021 | 14 | |
| 2022 | 12 | |
| 2023 | 24 | |
| 2024 | 24 | |
| 2025 | 15 | |
Horse (other) Pet Health Insights
Horse (other) accounts for 281 FDA adverse event reports, ranking #168 by volume among horse breeds, with 29 reports (10.3%) coded as a death outcome. Mean age at report: 11.6 years, average weight 404.7 kg (892.4 lbs).
Top reported signs: Lack of efficacy - NOS (30), Anorexia (23), Injection site swelling (22). Most-referenced drug: Ivermectin + Praziquantel (40 reports), followed by Pergolide Mesylate (28) and Ketamine Hydrochloride (20).
Outcome coding on 214 status-recorded reports is dominated by Recovered/Normal (48.6%). Annual submissions ranged 2,010-2,025 across 16 years on file.
Horse Breeds With a Similar Report Volume
Frequently Asked Questions
How many FDA adverse event reports involve Horse (other)? ▼
There are 281 adverse event reports involving Horse (other) in the FDA database, with 29 reports involving death (10.3% death rate). Horse (other) ranks #168 by report volume.
What are the most common adverse reactions reported for Horse (other)? ▼
The most commonly reported adverse reactions for Horse (other) are Lack of efficacy - NOS (30 reports), Anorexia (23 reports), Injection site swelling (22 reports), Depression (19 reports), Diarrhoea (16 reports).
What drugs are most frequently associated with Horse (other) adverse events? ▼
The drugs most frequently referenced in Horse (other) adverse event reports are Ivermectin + Praziquantel (40 reports), Pergolide Mesylate (28 reports), Ketamine Hydrochloride (20 reports), Omeprazole (20 reports), Ceftiofur (14 reports).
What is the average age of Horse (other) in adverse event reports? ▼
The average age of Horse (other) at the time of adverse event reports is 11.6 years, with an average weight of 404.7 kg (892.4 lbs).
Does a high number of adverse event reports mean Horse (other) is unhealthy? ▼
No. FDA adverse event reports are voluntarily submitted and do not prove causation. Popular breeds with more veterinary visits tend to have more reports. The data reflects reporting patterns, not actual incidence rates. Always consult a veterinarian for health decisions.
Where does this Horse (other) safety data come from? ▼
All data comes from the FDA Center for Veterinary Medicine's adverse event reporting system. Pet owners, veterinarians, and manufacturers voluntarily submit reports about adverse events potentially linked to animal drugs and other products.
Compare a breed's report volume against how common the breed is before drawing conclusions. See our methodology for how death rate and rankings are computed.
Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. Breed figures are computed directly from 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.