Total Reports
88
FDA CVM filings
Dog /
FDA CVM · 2025 release 88 reports on file
Borzoi - FDA Adverse Event Profile
Adverse-event records for Borzoi (Dog) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
With 88 reports on file, Borzoi sits at #238 among dog breeds by volume; death-coded share is 5.7% (5 reports).
- #238
- most-reported dog breed
- 5.7%
- death-coded report share
- 23
- Vomiting - top reaction
- 4.7 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
5
of 88 reports
Death Rate
5.7%
death-coded share
Avg Age at Report
4.7 yr
34.3 kg avg weight
Death-Coded Outcome Share
Borzoi death-coded reports 5.7%
Cross-breed median
5.7% of 88 borzoi 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: 34.3 kg (75.6 lbs)
Top Reported Reactions
Vomiting 23
Lethargy (see also Central nervous system depression in 'Neurological') 9
Diarrhoea 8
Emesis 8
INEFFECTIVE, ASCARIDS NOS 6
Most Referenced Drugs
Milbemycin Oxime + Spinosad 13
Ivermectin + Pyrantel As Pamoate Salt 11
Afoxolaner 7
Spinosad 6
Fluralaner 13.64% 12-Week Chew 6
Outcome Breakdown
Recovered/Normal
29 (38.2%)
Outcome Unknown
24 (31.6%)
Ongoing
17 (22.4%)
Died
4 (5.3%)
Recovered with Sequela
1 (1.3%)
Euthanized
1 (1.3%)
Gender Distribution
Male 50 (56.8%)
Female 37 (42.0%)
Unknown 1 (1.1%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 7 | |
| 2011 | 6 | |
| 2012 | 3 | |
| 2013 | 9 | |
| 2014 | 6 | |
| 2015 | 4 | |
| 2016 | 6 | |
| 2017 | 2 | |
| 2018 | 5 | |
| 2019 | 5 | |
| 2020 | 2 | |
| 2021 | 6 | |
| 2022 | 5 | |
| 2023 | 3 | |
| 2024 | 11 | |
| 2025 | 8 | |
Borzoi Pet Health Insights
Borzoi accounts for 88 FDA adverse event reports, ranking #238 by volume among dog breeds, with 5 reports (5.7%) coded as a death outcome. Mean age at report: 4.7 years, average weight 34.3 kg (75.6 lbs).
Top reported signs: Vomiting (23), Lethargy (see also Central nervous system depression in 'Neurological') (9), Diarrhoea (8). Most-referenced drug: Milbemycin Oxime + Spinosad (13 reports), followed by Ivermectin + Pyrantel As Pamoate Salt (11) and Afoxolaner (7).
Outcome coding on 76 status-recorded reports is dominated by Recovered/Normal (38.2%). 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 Borzoi? ▼
There are 88 adverse event reports involving Borzoi in the FDA database, with 5 reports involving death (5.7% death rate). Borzoi ranks #238 by report volume.
What are the most common adverse reactions reported for Borzoi? ▼
The most commonly reported adverse reactions for Borzoi are Vomiting (23 reports), Lethargy (see also Central nervous system depression in 'Neurological') (9 reports), Diarrhoea (8 reports), Emesis (8 reports), INEFFECTIVE, ASCARIDS NOS (6 reports).
What drugs are most frequently associated with Borzoi adverse events? ▼
The drugs most frequently referenced in Borzoi adverse event reports are Milbemycin Oxime + Spinosad (13 reports), Ivermectin + Pyrantel As Pamoate Salt (11 reports), Afoxolaner (7 reports), Spinosad (6 reports), Fluralaner 13.64% 12-Week Chew (6 reports).
What is the average age of Borzoi in adverse event reports? ▼
The average age of Borzoi at the time of adverse event reports is 4.7 years, with an average weight of 34.3 kg (75.6 lbs).
Does a high number of adverse event reports mean Borzoi 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 Borzoi 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.