Animal Adverse Event Data
Explore FDA adverse event reports for 506 breeds across 53 species. Understand drug reactions, health risks, and outcomes for your pet's breed.
1,048,915
Total Reports
506
Breeds Tracked
2,558
Drugs Referenced
2,471
Reaction Types
Important: This data is for informational purposes only. Adverse event reports do not establish that a product caused or contributed to an event. Always consult your veterinarian for medical decisions.
By Species
View all species →Dog
781,226 reports
380 breeds
Cat
114,712 reports
65 breeds
Cattle
15,432 reports
63 breeds
Horse
10,271 reports
72 breeds
Human
8,395 reports
0 breeds
Pig
1,064 reports
21 breeds
Chicken
644 reports
18 breeds
Goat
422 reports
18 breeds
Sheep
397 reports
24 breeds
Other
327 reports
0 breeds
Ferret
313 reports
2 breeds
Rabbit
305 reports
17 breeds
Top Dog Breeds
All dog breeds →Retriever - Labrador
90,806 reports 360.0% serious
Avg age: 5.2 years
Crossbred Canine/dog
68,210 reports 320.0% serious
Avg age: 5.3 years
Dog (unknown)
47,381 reports 870.0% serious
Avg age: 5.8 years
Retriever - Golden
34,475 reports 370.0% serious
Avg age: 4.6 years
Shepherd Dog - German
31,142 reports 430.0% serious
Avg age: 4.5 years
Chihuahua
30,657 reports 420.0% serious
Avg age: 5.8 years
Terrier - Yorkshire
24,408 reports 370.0% serious
Avg age: 5.7 years
Shih Tzu
23,826 reports 350.0% serious
Avg age: 6.0 years
Top Cat Breeds
All cat breeds →Domestic Shorthair
61,410 reports 720.0% serious
Cat (unknown)
12,555 reports 930.0% serious
Domestic Longhair
9,078 reports 690.0% serious
Domestic (unspecified)
7,559 reports 1340.0% serious
Domestic Mediumhair
6,057 reports 760.0% serious
Cat (other)
4,619 reports 970.0% serious
Siamese
2,946 reports 830.0% serious
Maine Coon
2,283 reports 740.0% serious
Top Horse Breeds
All horse breeds →Quarter Horse
2,403 reports 1140.0% serious
Horse (unknown)
2,290 reports 1000.0% serious
Thoroughbred
1,177 reports 820.0% serious
Warmblood (unspecified)
510 reports 710.0% serious
Arab
451 reports 1000.0% serious
Paint
375 reports 1360.0% serious
Horse (other)
281 reports 1030.0% serious
Crossbred Equine/horse
185 reports 700.0% serious
Most Reported Reactions
View all → 1 Vomiting
170,697 reports 2 Lethargy (see also Central nervous system depression in 'Neurological')
75,886 reports 3 Emesis
69,172 reports 4 Diarrhoea
62,127 reports 5 Lack of efficacy (ectoparasite) - flea
56,197 reports 6 Lack of efficacy - NOS
52,424 reports 7 Lack of efficacy (endoparasite) - heartworm
49,836 reports 8 INEFFECTIVE, HEARTWORM LARVAE
40,444 reports 9 Lack of efficacy (endoparasite) - hookworm
40,229 reports 10 Anorexia
33,330 reports Reports Over Time
| Year | Reports | Deaths | Trend |
|---|---|---|---|
| 2010 | 42,859 | 2,801 | |
| 2011 | 50,739 | 2,991 | |
| 2012 | 68,336 | 3,390 | |
| 2013 | 68,740 | 3,197 | |
| 2014 | 67,824 | 3,136 | |
| 2015 | 70,660 | 3,311 | |
| 2016 | 73,796 | 3,302 | |
| 2017 | 77,978 | 3,482 | |
| 2018 | 71,015 | 3,353 | |
| 2019 | 72,419 | 3,404 | |
| 2020 | 68,159 | 2,985 | |
| 2021 | 63,062 | 2,835 | |
| 2022 | 59,389 | 2,902 | |
| 2023 | 67,387 | 3,523 | |
| 2024 | 78,511 | 5,347 | |
| 2025 | 48,041 | 2,753 | |
About This Data
PlainBreed presents adverse event report data from the FDA Center for Veterinary Medicine (CVM). These reports are submitted voluntarily by veterinarians, pet owners, and manufacturers. A report does not necessarily mean the product caused the adverse event. Data covers 2010-2025 and includes 1,048,915 reports.