Total Reports
215
FDA CVM filings
Dog /
FDA CVM · 2025 release 215 reports on file
Treeing Feist - FDA Adverse Event Profile
Adverse-event records for Treeing Feist (Dog) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
With 215 reports on file, Treeing Feist sits at #181 among dog breeds by volume; death-coded share is 1.9% (4 reports).
- #181
- most-reported dog breed
- 1.9%
- death-coded report share
- 65
- Lack of efficacy (endoparasite) - heartworm - top reaction
- 5.1 yr
- average age at report
Report counts track breed popularity and reporting activity, not real-world risk, read this alongside how common the breed is.
Deaths Reported
4
of 215 reports
Death Rate
1.9%
death-coded share
Avg Age at Report
5.1 yr
11.5 kg avg weight
Death-Coded Outcome Share
Treeing Feist death-coded reports 1.9%
Cross-breed median
1.9% of 215 treeing feist 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: 11.5 kg (25.4 lbs)
Top Reported Reactions
Lack of efficacy (endoparasite) - heartworm 65
INEFFECTIVE, HEARTWORM LARVAE 41
Cardiac disorder NOS 24
Vomiting 17
Lack of efficacy (endoparasite) - hookworm 17
Lack of efficacy - NOS 16
Emesis 14
Lack of efficacy (ectoparasite) - flea 14
Most Referenced Drugs
Ivermectin + Pyrantel As Pamoate Salt 104
Milbemycin Oxime + Spinosad 39
Afoxolaner 24
Milbemycin Oxime + Praziquantel 19
Spinosad 10
Lotilaner 8
Nitenpyram 7
Moxidectin 6
Outcome Breakdown
Outcome Unknown
112 (52.1%)
Recovered with Sequela
48 (22.3%)
Recovered/Normal
34 (15.8%)
Ongoing
17 (7.9%)
Died
2 (0.9%)
Euthanized
2 (0.9%)
Gender Distribution
Female 110 (51.2%)
Male 104 (48.4%)
Unknown 1 (0.5%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2011 | 2 | |
| 2012 | 8 | |
| 2013 | 19 | |
| 2014 | 9 | |
| 2015 | 18 | |
| 2016 | 15 | |
| 2017 | 23 | |
| 2018 | 15 | |
| 2019 | 21 | |
| 2020 | 17 | |
| 2021 | 27 | |
| 2022 | 14 | |
| 2023 | 10 | |
| 2024 | 10 | |
| 2025 | 7 | |
Treeing Feist Pet Health Insights
Treeing Feist accounts for 215 FDA adverse event reports, ranking #181 by volume among dog breeds, with 4 reports (1.9%) coded as a death outcome. Mean age at report: 5.1 years, average weight 11.5 kg (25.4 lbs).
Top reported signs: Lack of efficacy (endoparasite) - heartworm (65), INEFFECTIVE, HEARTWORM LARVAE (41), Cardiac disorder NOS (24). Most-referenced drug: Ivermectin + Pyrantel As Pamoate Salt (104 reports), followed by Milbemycin Oxime + Spinosad (39) and Afoxolaner (24).
Outcome coding on 215 status-recorded reports is dominated by Outcome Unknown (52.1%). Annual submissions ranged 2,011-2,025 across 15 years on file.
Dog Breeds With a Similar Report Volume
Griffon - French Wire-haired Pointing
218 reports · 0.5% death rate
Spaniel - Tibetan
219 reports · 5.0% death rate
Coonhound - Redbone
210 reports · 3.8% death rate
Setter - Gordon
227 reports · 5.3% death rate
Terrier - Norwich
232 reports · 3.0% death rate
Terrier - American Staffordshire
197 reports · 2.0% death rate
Frequently Asked Questions
How many FDA adverse event reports involve Treeing Feist? ▼
There are 215 adverse event reports involving Treeing Feist in the FDA database, with 4 reports involving death (1.9% death rate). Treeing Feist ranks #181 by report volume.
What are the most common adverse reactions reported for Treeing Feist? ▼
The most commonly reported adverse reactions for Treeing Feist are Lack of efficacy (endoparasite) - heartworm (65 reports), INEFFECTIVE, HEARTWORM LARVAE (41 reports), Cardiac disorder NOS (24 reports), Vomiting (17 reports), Lack of efficacy (endoparasite) - hookworm (17 reports).
What drugs are most frequently associated with Treeing Feist adverse events? ▼
The drugs most frequently referenced in Treeing Feist adverse event reports are Ivermectin + Pyrantel As Pamoate Salt (104 reports), Milbemycin Oxime + Spinosad (39 reports), Afoxolaner (24 reports), Milbemycin Oxime + Praziquantel (19 reports), Spinosad (10 reports).
What is the average age of Treeing Feist in adverse event reports? ▼
The average age of Treeing Feist at the time of adverse event reports is 5.1 years, with an average weight of 11.5 kg (25.4 lbs).
Does a high number of adverse event reports mean Treeing Feist 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 Treeing Feist 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.