Total Reports
1,020
FDA CVM filings
Dog /
FDA CVM · 2025 release 1,020 reports on file
Bloodhound - FDA Adverse Event Profile
Adverse-event records for Bloodhound (Dog) from the FDA Center for Veterinary Medicine.
Data updated June 2026
The record at a glance
Bloodhound's FDA record: #109 most-reported dog breed, 1,020 total reports, 3.3% death-coded (34 reports).
- #109
- most-reported dog breed
- 3.3%
- death-coded report share
- 174
- Lack of efficacy (endoparasite) - heartworm - top reaction
- 4.0 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
34
of 1,020 reports
Death Rate
3.3%
death-coded share
Avg Age at Report
4.0 yr
38.6 kg avg weight
Death-Coded Outcome Share
Bloodhound death-coded reports 3.3%
Cross-breed median
3.3% of 1,020 bloodhound 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: 38.6 kg (85.1 lbs)
Top Reported Reactions
Lack of efficacy (endoparasite) - heartworm 174
INEFFECTIVE, HEARTWORM LARVAE 154
Vomiting 116
Lack of efficacy - NOS 77
Lethargy (see also Central nervous system depression in 'Neurological') 54
Lack of efficacy (endoparasite) - hookworm 51
Emesis 50
Lack of efficacy (ectoparasite) - flea 40
Cardiac disorder NOS 38
Diarrhoea 37
Other abnormal test result NOS 31
Lack of efficacy (endoparasite) - whipworm 30
Digestive tract disorder NOS 28
Weight loss 22
Weight gain 21
Most Referenced Drugs
Ivermectin + Pyrantel As Pamoate Salt 207
Milbemycin Oxime + Spinosad 157
Moxidectin 86
Milbemycin Oxime + Praziquantel 55
Pyrantel Pamoate;Sarolaner 53
Fluralaner Chew Tablets 42
Afoxolaner 40
Spinosad 31
Oclacitinib Maleate 31
Ivermectin, Pyrantel 30
Carprofen 26
Milbemycin Oxime 26
Imidacloprid + Moxidectin 24
Ivermectin 21
Milbemycin 20
Outcome Breakdown
Outcome Unknown
342 (36.7%)
Ongoing
269 (28.8%)
Recovered/Normal
203 (21.8%)
Recovered with Sequela
85 (9.1%)
Died
21 (2.3%)
Euthanized
13 (1.4%)
Gender Distribution
Male 518 (50.8%)
Female 483 (47.4%)
Unknown 11 (1.1%)
Mixed 8 (0.8%)
Reports by Year
| Year | Reports | Trend |
|---|---|---|
| 2010 | 46 | |
| 2011 | 55 | |
| 2012 | 60 | |
| 2013 | 57 | |
| 2014 | 58 | |
| 2015 | 70 | |
| 2016 | 78 | |
| 2017 | 81 | |
| 2018 | 70 | |
| 2019 | 79 | |
| 2020 | 63 | |
| 2021 | 68 | |
| 2022 | 77 | |
| 2023 | 62 | |
| 2024 | 60 | |
| 2025 | 36 | |
Bloodhound Pet Health Insights
Bloodhound accounts for 1,020 FDA adverse event reports, ranking #109 by volume among dog breeds, with 34 reports (3.3%) coded as a death outcome. Mean age at report: 4.0 years, average weight 38.6 kg (85.1 lbs).
Top reported signs: Lack of efficacy (endoparasite) - heartworm (174), INEFFECTIVE, HEARTWORM LARVAE (154), Vomiting (116). Most-referenced drug: Ivermectin + Pyrantel As Pamoate Salt (207 reports), followed by Milbemycin Oxime + Spinosad (157) and Moxidectin (86).
Outcome coding on 933 status-recorded reports is dominated by Outcome Unknown (36.7%). Annual submissions ranged 2,010-2,025 across 16 years on file.
Dog Breeds With a Similar Report Volume
Terrier - Bull
998 reports · 4.3% death rate
Retriever - Chesapeake Bay
1,051 reports · 2.9% death rate
Akita
1,083 reports · 5.1% death rate
Spaniel - Springer (unspecified)
952 reports · 5.0% death rate
Dachshund - Standard Long-haired
1,104 reports · 5.7% death rate
Spitz - American Eskimo Dog
1,124 reports · 4.6% death rate
Frequently Asked Questions
How many FDA adverse event reports involve Bloodhound? ▼
There are 1,020 adverse event reports involving Bloodhound in the FDA database, with 34 reports involving death (3.3% death rate). Bloodhound ranks #109 by report volume.
What are the most common adverse reactions reported for Bloodhound? ▼
The most commonly reported adverse reactions for Bloodhound are Lack of efficacy (endoparasite) - heartworm (174 reports), INEFFECTIVE, HEARTWORM LARVAE (154 reports), Vomiting (116 reports), Lack of efficacy - NOS (77 reports), Lethargy (see also Central nervous system depression in 'Neurological') (54 reports).
What drugs are most frequently associated with Bloodhound adverse events? ▼
The drugs most frequently referenced in Bloodhound adverse event reports are Ivermectin + Pyrantel As Pamoate Salt (207 reports), Milbemycin Oxime + Spinosad (157 reports), Moxidectin (86 reports), Milbemycin Oxime + Praziquantel (55 reports), Pyrantel Pamoate;Sarolaner (53 reports).
What is the average age of Bloodhound in adverse event reports? ▼
The average age of Bloodhound at the time of adverse event reports is 4.0 years, with an average weight of 38.6 kg (85.1 lbs).
Does a high number of adverse event reports mean Bloodhound 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 Bloodhound 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.