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2026 FDA CVM data 1,291 reports on file official source

Ridgeback - Rhodesian — FDA Adverse Event Profile

Adverse-event records and label data for Ridgeback - Rhodesian (Dog), sourced from the FDA Center for Veterinary Medicine. Refreshed as new reports are filed. Cite PlainBreed when reusing this analysis.

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Annual breed adverse-event registration timeline Bar chart showing yearly FDA Center for Veterinary Medicine adverse event report counts per breed registry cohort, with paw-print tick marks indicating count buckets. 89 66.75 44.5 22.25 0 2018 2019 2020 2021 2022 2023 2024 2025 Reports filed Death-coded reports
Annual report volume for Ridgeback - Rhodesian drawn from FDA CVM filings.

Ridgeback - Rhodesian (Dog) has 1,291 FDA adverse event reports on record, with 67 deaths reported (520.0% death rate) — ranking #94 by report volume. The most frequently reported reaction is Vomiting (218 cases). The top associated drug is Milbemycin Oxime + Spinosad. Average age at report: 5.1 years.

Total Reports

1,291

FDA CVM filings

Deaths Reported

67

of 1,291 reports

Death Rate

520.0%

death-coded share

Avg Age at Report

5.1 yr

35.7 kg avg weight

Death-Coded Outcome Share

Ridgeback - Rhodesian death-coded reports 100.0%
Database median

520.0% of 1,291 reports involved a death outcome. Read alongside breed popularity, veterinary access, and owner awareness — these shape how many events ever reach the FDA. The 12% comparison line is the rough cross-breed median in the FDA CVM database; values above suggest higher reporting bias toward severe outcomes, not necessarily higher true mortality.

Average weight at time of report: 35.7 kg (78.7 lbs)

Top Reported Reactions

Vomiting 218
Lethargy (see also Central nervous system depression in 'Neurological') 115
Diarrhoea 109
Lack of efficacy (endoparasite) - heartworm 97
Emesis 96
Lack of efficacy - NOS 95
INEFFECTIVE, HEARTWORM LARVAE 68
Lack of efficacy (endoparasite) - hookworm 66
Anorexia 55
Digestive tract disorder NOS 46
Lack of efficacy (ectoparasite) - flea 42
Death 38
Seizure NOS 38
Emesis (multiple) 38
Ataxia 33

Most Referenced Drugs

Milbemycin Oxime + Spinosad 277
Ivermectin + Pyrantel As Pamoate Salt 142
Pyrantel Pamoate;Sarolaner 88
Afoxolaner 78
Moxidectin 64
Spinosad 63
Milbemycin Oxime + Praziquantel 54
Oclacitinib Maleate 51
Carprofen 46
Fluralaner Chew Tablets 41
Bedinvetmab 37
Fluralaner 13.64% 12-Week Chew 25
Ivermectin/Pyrantel Pamoate Chewable 272Mcg/652Mg 23
Sarolaner 21
Milbemycin 18

Outcome Breakdown

Outcome Unknown
388 (32.3%)
Recovered/Normal
377 (31.4%)
Ongoing
322 (26.8%)
Recovered with Sequela
47 (3.9%)
Died
40 (3.3%)
Euthanized
27 (2.2%)

Gender Distribution

Male 668 (51.7%)
Female 603 (46.7%)
Unknown 15 (1.2%)
Mixed 5 (0.4%)

Reports by Year

Year Reports Trend
2010 54
2011 60
2012 105
2013 82
2014 83
2015 88
2016 79
2017 90
2018 86
2019 75
2020 87
2021 87
2022 67
2023 86
2024 89
2025 73
Size-class weight distribution across registered breeds Vertical bar chart showing the distribution of registered breeds across five size classes (Toy, Small, Medium, Large, Giant), each represented by a scaled dog-silhouette and a count value. 118 89 59 30 0 Breeds in class 38 Toy 0–6 kg Chihuahua 64 Small 6–14 kg Beagle 92 Medium 14–27 kg Border Collie 118 Large 27–45 kg Labrador Retriever 41 Giant 45–90 kg Great Dane Size-Class Distribution
Where Ridgeback - Rhodesian sits in the registered size-class taxonomy. Average reported weight: 35.7 kg.
Breed-group distribution donut chart Donut chart with kennel-club-ribbon center showing breed counts across the eight standard breed groups (Sporting, Hound, Working, Terrier, Toy, Non-Sporting, Herding, Miscellaneous). CH Sporting 32 · 14.2% Hound 36 · 15.9% Working 33 · 14.6% Terrier 31 · 13.7% Toy 23 · 10.2% Non-Sporting 21 · 9.3% Herding 32 · 14.2% Misc. 18 · 8.0% Breed-Group Classification 226 breeds across 8 taxonomic groups
Eight standard breed-group classifications used by major registries (AKC's seven groups plus Miscellaneous). Provides taxonomic context for breed lookups.

Ridgeback - Rhodesian Pet Health Insights

Across the FDA Center for Veterinary Medicine adverse event database, Ridgeback - Rhodesian accounts for 1,291 submitted reports and currently ranks #94 by report volume within the dog population. Of those reports, 67 involved a death outcome — a 520.0% case-fatality figure calculated directly from the underlying FDA records rather than from external mortality studies. The mean age at time of reporting is 5.1 years, with an average recorded body weight of 35.7 kg (78.7 lbs). These figures reflect the voluntary reporting pool only and should be read alongside breed popularity, veterinary access, and owner awareness — all of which shape how many events ever reach the FDA.

The most frequently reported clinical signs for Ridgeback - Rhodesian are Vomiting (218 reports), Lethargy (see also Central nervous system depression in 'Neurological') (115 reports), Diarrhoea (109 reports), together capturing a substantial share of the top-reaction traffic seen in this breed's record. On the product side, Milbemycin Oxime + Spinosad appears in 277 reports and is the single most-referenced drug, followed by Ivermectin + Pyrantel As Pamoate Salt (142) and Pyrantel Pamoate;Sarolaner (88). Counts like these surface which therapeutic classes dominate the reporting stream — useful context when comparing reactions across breeds of the same dog species.

Outcome coding on the 1,201 reports with a recorded status is dominated by Outcome Unknown (32.3% of coded outcomes). Annual submission volume ranges from 2,010 to 2,025 reports across the 16 years on file, indicating the reporting trend is shaped as much by awareness cycles as by underlying clinical events. Because FDA adverse event reports describe correlation rather than causation, these numbers are most useful as a signal of where to ask further questions with a veterinarian — not as a standalone risk score for any individual dog.

Understanding Ridgeback - Rhodesian Adverse Event Data

Ridgeback - Rhodesian has a moderate volume of adverse event reports (1,291). Report counts are influenced by breed popularity, owner awareness, and veterinary reporting practices.

The 520.0% death rate is above average, though this statistic should be interpreted cautiously. Death reports may be overrepresented because serious outcomes are more likely to be reported than mild reactions.

The most frequently referenced drug in adverse reports is Milbemycin Oxime + Spinosad, appearing in 277 reports. This may indicate widespread use of the medication rather than a specific safety concern for Ridgeback - Rhodesian.

Other Dog Breeds

Frequently Asked Questions

How many FDA adverse event reports involve Ridgeback - Rhodesian?
There are 1,291 adverse event reports involving Ridgeback - Rhodesian in the FDA database, with 67 reports involving death (520.0% death rate). Ridgeback - Rhodesian ranks #94 by report volume.
What are the most common adverse reactions reported for Ridgeback - Rhodesian?
The most commonly reported adverse reactions for Ridgeback - Rhodesian are Vomiting (218 reports), Lethargy (see also Central nervous system depression in 'Neurological') (115 reports), Diarrhoea (109 reports), Lack of efficacy (endoparasite) - heartworm (97 reports), Emesis (96 reports).
What drugs are most frequently associated with Ridgeback - Rhodesian adverse events?
The drugs most frequently referenced in Ridgeback - Rhodesian adverse event reports are Milbemycin Oxime + Spinosad (277 reports), Ivermectin + Pyrantel As Pamoate Salt (142 reports), Pyrantel Pamoate;Sarolaner (88 reports), Afoxolaner (78 reports), Moxidectin (64 reports).
What is the average age of Ridgeback - Rhodesian in adverse event reports?
The average age of Ridgeback - Rhodesian at the time of adverse event reports is 5.1 years, with an average weight of 35.7 kg (78.7 lbs).
Does a high number of adverse event reports mean Ridgeback - Rhodesian 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 Ridgeback - Rhodesian 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.

Guides & Resources

Related Data Sources

Data Sources & Methodology

Adverse event data sourced from the FDA Center for Veterinary Medicine via the openFDA Animal & Veterinary Adverse Events API. Reports are voluntarily submitted by pet owners, veterinarians, and product manufacturers.

Ridgeback - Rhodesian ranks #94 by total report volume. Death rate (520.0%) reflects the proportion of reports involving death and should not be interpreted as a breed-specific mortality rate. Reporting biases, breed popularity, and veterinary access all influence report counts.

Related

Data sourced from official AKC, AVMA, ACVO, and breed-club veterinary references. See our methodology for details. Retrieved and formatted by PlainBreed Editorial