Total Reports
41
FDA CVM filings
Dog /
FDA CVM · 2025 release 41 reports on file
Harrier - FDA Adverse Event Profile
Adverse-event records for Harrier (Dog) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
With 41 reports on file, Harrier sits at #288 among dog breeds by volume; death-coded share is 0.0% (0 reports).
- #288
- most-reported dog breed
- 0.0%
- death-coded report share
- 10
- Vomiting - top reaction
- 5.3 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
0
of 41 reports
Death Rate
0.0%
death-coded share
Avg Age at Report
5.3 yr
24.0 kg avg weight
Death-Coded Outcome Share
Harrier death-coded reports 0.0%
Cross-breed median
0.0% of 41 harrier 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: 24.0 kg (52.9 lbs)
Top Reported Reactions
Vomiting 10
Emesis 5
Lack of efficacy (endoparasite) - heartworm 5
INEFFECTIVE, HEARTWORM LARVAE 3
Lack of efficacy - NOS 3
Most Referenced Drugs
Milbemycin Oxime + Spinosad 10
Ivermectin + Pyrantel As Pamoate Salt 6
Fluralaner Chew Tablets 4
Fluralaner 13.64% 12-Week Chew 4
Maropitant Citrate 3
Outcome Breakdown
Recovered/Normal
15 (36.6%)
Ongoing
13 (31.7%)
Outcome Unknown
10 (24.4%)
Recovered with Sequela
3 (7.3%)
Gender Distribution
Male 22 (53.7%)
Female 19 (46.3%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2012 | 3 | |
| 2013 | 5 | |
| 2014 | 4 | |
| 2015 | 1 | |
| 2016 | 4 | |
| 2017 | 3 | |
| 2018 | 6 | |
| 2019 | 1 | |
| 2020 | 3 | |
| 2023 | 6 | |
| 2024 | 4 | |
| 2025 | 1 | |
Harrier Pet Health Insights
Harrier accounts for 41 FDA adverse event reports, ranking #288 by volume among dog breeds, with 0 reports (0.0%) coded as a death outcome. Mean age at report: 5.3 years, average weight 24.0 kg (52.9 lbs).
Top reported signs: Vomiting (10), Emesis (5), Lack of efficacy (endoparasite) - heartworm (5). Most-referenced drug: Milbemycin Oxime + Spinosad (10 reports), followed by Ivermectin + Pyrantel As Pamoate Salt (6) and Fluralaner Chew Tablets (4).
Outcome coding on 41 status-recorded reports is dominated by Recovered/Normal (36.6%). Annual submissions ranged 2,012-2,025 across 12 years on file.
Dog Breeds With a Similar Report Volume
Frequently Asked Questions
How many FDA adverse event reports involve Harrier? ▼
There are 41 adverse event reports involving Harrier in the FDA database, with 0 reports involving death (0.0% death rate). Harrier ranks #288 by report volume.
What are the most common adverse reactions reported for Harrier? ▼
The most commonly reported adverse reactions for Harrier are Vomiting (10 reports), Emesis (5 reports), Lack of efficacy (endoparasite) - heartworm (5 reports), INEFFECTIVE, HEARTWORM LARVAE (3 reports), Lack of efficacy - NOS (3 reports).
What drugs are most frequently associated with Harrier adverse events? ▼
The drugs most frequently referenced in Harrier adverse event reports are Milbemycin Oxime + Spinosad (10 reports), Ivermectin + Pyrantel As Pamoate Salt (6 reports), Fluralaner Chew Tablets (4 reports), Fluralaner 13.64% 12-Week Chew (4 reports), Maropitant Citrate (3 reports).
What is the average age of Harrier in adverse event reports? ▼
The average age of Harrier at the time of adverse event reports is 5.3 years, with an average weight of 24.0 kg (52.9 lbs).
Does a high number of adverse event reports mean Harrier 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 Harrier 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.