Total Reports
26
FDA CVM filings
Horse /
FDA CVM · 2025 release 26 reports on file
Welsh Mountain Pony - FDA Adverse Event Profile
Adverse-event records for Welsh Mountain Pony (Horse) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
Among horse breeds, Welsh Mountain Pony is #336 by FDA report volume; 11.5% of its 26 reports (3) were death-coded.
- #336
- most-reported horse breed
- 11.5%
- death-coded report share
- 4
- INEFFECTIVE, GASTRIC ULCER(S) - top reaction
- 16.8 yr
- average age at report
Higher volume usually means a more popular breed, not a riskier one, compare against how common the breed is.
Deaths Reported
3
of 26 reports
Death Rate
11.5%
death-coded share
Avg Age at Report
16.8 yr
331.2 kg avg weight
Death-Coded Outcome Share
Welsh Mountain Pony death-coded reports 11.5%
Cross-breed median
11.5% of 26 welsh mountain pony 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: 331.2 kg (730.3 lbs)
Top Reported Reactions
INEFFECTIVE, GASTRIC ULCER(S) 4
Diarrhoea 3
Death by euthanasia 3
Lack of efficacy - NOS 3
Anorexia 2
Most Referenced Drugs
Pergolide Mesylate 10
Omeprazole 8
Omeprazole 37% Oral Paste 1
Ivermectin(1.55%)/Praziquantel(7.75%) Paste 1
Encephalomyelitis West Nile Virus Vaccine, Eastern Western, Killed Virus, Tetanus Toxoid 1
Outcome Breakdown
Outcome Unknown
10 (38.5%)
Recovered/Normal
10 (38.5%)
Euthanized
3 (11.5%)
Ongoing
3 (11.5%)
Gender Distribution
Male 12 (46.2%)
Female 12 (46.2%)
Unknown 2 (7.7%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2013 | 1 | |
| 2014 | 2 | |
| 2015 | 3 | |
| 2017 | 2 | |
| 2018 | 3 | |
| 2019 | 4 | |
| 2020 | 1 | |
| 2022 | 1 | |
| 2023 | 3 | |
| 2024 | 4 | |
| 2025 | 2 | |
Welsh Mountain Pony Pet Health Insights
Welsh Mountain Pony accounts for 26 FDA adverse event reports, ranking #336 by volume among horse breeds, with 3 reports (11.5%) coded as a death outcome. Mean age at report: 16.8 years, average weight 331.2 kg (730.3 lbs).
Top reported signs: INEFFECTIVE, GASTRIC ULCER(S) (4), Diarrhoea (3), Death by euthanasia (3). Most-referenced drug: Pergolide Mesylate (10 reports), followed by Omeprazole (8) and Omeprazole 37% Oral Paste (1).
Outcome coding on 26 status-recorded reports is dominated by Outcome Unknown (38.5%). Annual submissions ranged 2,013-2,025 across 11 years on file.
Horse Breeds With a Similar Report Volume
Frequently Asked Questions
How many FDA adverse event reports involve Welsh Mountain Pony? ▼
There are 26 adverse event reports involving Welsh Mountain Pony in the FDA database, with 3 reports involving death (11.5% death rate). Welsh Mountain Pony ranks #336 by report volume.
What are the most common adverse reactions reported for Welsh Mountain Pony? ▼
The most commonly reported adverse reactions for Welsh Mountain Pony are INEFFECTIVE, GASTRIC ULCER(S) (4 reports), Diarrhoea (3 reports), Death by euthanasia (3 reports), Lack of efficacy - NOS (3 reports), Anorexia (2 reports).
What drugs are most frequently associated with Welsh Mountain Pony adverse events? ▼
The drugs most frequently referenced in Welsh Mountain Pony adverse event reports are Pergolide Mesylate (10 reports), Omeprazole (8 reports), Omeprazole 37% Oral Paste (1 reports), Ivermectin(1.55%)/Praziquantel(7.75%) Paste (1 reports), Encephalomyelitis West Nile Virus Vaccine, Eastern Western, Killed Virus, Tetanus Toxoid (1 reports).
What is the average age of Welsh Mountain Pony in adverse event reports? ▼
The average age of Welsh Mountain Pony at the time of adverse event reports is 16.8 years, with an average weight of 331.2 kg (730.3 lbs).
Does a high number of adverse event reports mean Welsh Mountain Pony 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 Welsh Mountain Pony 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.