Total Reports
291
FDA CVM filings
Dog /
FDA CVM · 2025 release 291 reports on file
Foxhound - American - FDA Adverse Event Profile
Adverse-event records for Foxhound - American (Dog) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
Among dog breeds, Foxhound - American is #166 by FDA report volume; 3.4% of its 291 reports (10) were death-coded.
- #166
- most-reported dog breed
- 3.4%
- death-coded report share
- 73
- Lack of efficacy (endoparasite) - hookworm - top reaction
- 4.9 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
10
of 291 reports
Death Rate
3.4%
death-coded share
Avg Age at Report
4.9 yr
25.7 kg avg weight
Death-Coded Outcome Share
Foxhound - American death-coded reports 3.4%
Cross-breed median
3.4% of 291 foxhound - american 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: 25.7 kg (56.7 lbs)
Top Reported Reactions
Lack of efficacy (endoparasite) - hookworm 73
Lack of efficacy (endoparasite) - heartworm 41
Vomiting 27
Lethargy (see also Central nervous system depression in 'Neurological') 19
Diarrhoea 18
Digestive tract disorder NOS 15
Lack of efficacy - NOS 15
Anorexia 14
Most Referenced Drugs
Ivermectin + Pyrantel As Pamoate Salt 74
Pyrantel Pamoate;Sarolaner 38
Afoxolaner 26
Milbemycin Oxime + Spinosad 15
Fluralaner Chew Tablets 15
Moxidectin 14
Milbemycin Oxime + Praziquantel 13
Melarsomine Dihydrochloride 10
Outcome Breakdown
Outcome Unknown
125 (42.8%)
Ongoing
97 (33.2%)
Recovered/Normal
51 (17.5%)
Recovered with Sequela
9 (3.1%)
Euthanized
7 (2.4%)
Died
3 (1.0%)
Gender Distribution
Male 150 (51.5%)
Female 137 (47.1%)
Unknown 2 (0.7%)
Mixed 2 (0.7%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 1 | |
| 2011 | 2 | |
| 2012 | 10 | |
| 2013 | 5 | |
| 2014 | 11 | |
| 2015 | 17 | |
| 2016 | 15 | |
| 2017 | 15 | |
| 2018 | 16 | |
| 2019 | 25 | |
| 2020 | 27 | |
| 2021 | 30 | |
| 2022 | 34 | |
| 2023 | 30 | |
| 2024 | 29 | |
| 2025 | 24 | |
Foxhound - American Pet Health Insights
Foxhound - American accounts for 291 FDA adverse event reports, ranking #166 by volume among dog breeds, with 10 reports (3.4%) coded as a death outcome. Mean age at report: 4.9 years, average weight 25.7 kg (56.7 lbs).
Top reported signs: Lack of efficacy (endoparasite) - hookworm (73), Lack of efficacy (endoparasite) - heartworm (41), Vomiting (27). Most-referenced drug: Ivermectin + Pyrantel As Pamoate Salt (74 reports), followed by Pyrantel Pamoate;Sarolaner (38) and Afoxolaner (26).
Outcome coding on 292 status-recorded reports is dominated by Outcome Unknown (42.8%). Annual submissions ranged 2,010-2,025 across 16 years on file.
Dog Breeds With a Similar Report Volume
Frequently Asked Questions
How many FDA adverse event reports involve Foxhound - American? ▼
There are 291 adverse event reports involving Foxhound - American in the FDA database, with 10 reports involving death (3.4% death rate). Foxhound - American ranks #166 by report volume.
What are the most common adverse reactions reported for Foxhound - American? ▼
The most commonly reported adverse reactions for Foxhound - American are Lack of efficacy (endoparasite) - hookworm (73 reports), Lack of efficacy (endoparasite) - heartworm (41 reports), Vomiting (27 reports), Lethargy (see also Central nervous system depression in 'Neurological') (19 reports), Diarrhoea (18 reports).
What drugs are most frequently associated with Foxhound - American adverse events? ▼
The drugs most frequently referenced in Foxhound - American adverse event reports are Ivermectin + Pyrantel As Pamoate Salt (74 reports), Pyrantel Pamoate;Sarolaner (38 reports), Afoxolaner (26 reports), Milbemycin Oxime + Spinosad (15 reports), Fluralaner Chew Tablets (15 reports).
What is the average age of Foxhound - American in adverse event reports? ▼
The average age of Foxhound - American at the time of adverse event reports is 4.9 years, with an average weight of 25.7 kg (56.7 lbs).
Does a high number of adverse event reports mean Foxhound - American 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 Foxhound - American 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.