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Breed profile · FDA CVM July 2026 extract

Sheepdog - Old English (Bobtail) adverse-event record

Adverse-event filings for Sheepdog - Old English (Bobtail) (Dog) in the FDA Center for Veterinary Medicine openFDA extract. Browse dog breeds, reactions, and outcomes below.

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#208 of 510
by report volume (all breeds)
151
FDA CVM reports on file
7.9%
death-coded share of reports
#69 of 275
by death-coded share (≥50 reports)

How the 151 reports break down

By recorded gender -- every report on file for Sheepdog - Old English (Bobtail), no filtering.

Annual report volume

Annual adverse-event report trend Yearly FDA CVM adverse-event report counts for this breed. 76 57 38 19 0 2017 2019 2021 2022 2023 2024 2025 2026 Reports filed Death-coded reports
Annual report volume for Sheepdog - Old English (Bobtail) drawn from FDA CVM filings.

Data updated September 2026

The verdict

According to the FDA Center for Veterinary Medicine openFDA adverse-event extract, Sheepdog - Old English (Bobtail) ranks #207 of 510 by total reports (151) and #69 of 275 by death-coded share (7.9%). National dual: Retriever - Labrador is #1 of 510 by total adverse-event reports (93,675) at death-coded-share rank 195 of 275 breeds with at least 50 reports (3.7%); separately, Atlantic Salmon (Salmo salar) is #1 highest death-coded share at 99.0% (report rank #233).

93,675
Retriever - Labrador reports (#1)
99.0%
Atlantic Salmon (Salmo salar) death share (#1)
#207
This breed, reports of 510
#69
This breed, death share of 275

Report volume reflects how common a breed or drug is and how often owners and vets file — not actual risk. Death-coded share ranks are limited to entries with enough reports to be meaningful. The two maps do not agree at #1.

Release-over-release change

What changed in the latest FDA data snapshot

PlainBreed reconstructed the prior snapshot from dated openFDA partitions through 2025 Q4, then compared it with the 2026-07-27 openFDA export. Sheepdog - Old English (Bobtail) has 151 reports now versus 142 in that prior snapshot: 9 more (6.3%).

Report change
+9
Death-coded reports
+0
Death-coded share
−0.5 pts

This compares reported-event counts in two source snapshots. It does not establish a change in real-world risk, product safety, or disease incidence.

Subscribe to Sheepdog - Old English (Bobtail) changes

Total Reports

151

Above-median volume

Deaths Reported

12

of 151 reports

Death-coded share of reports

7.9%

Above-median death-coded share

Avg Age at Report

5.2 yr

30.2 kg avg weight

Death-Coded Outcome Share

Sheepdog - Old English (Bobtail) death-coded reports 7.9%
Cross-breed median

7.9% of 151 sheepdog - old english (bobtail) 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 (4.8%) among breeds with 50 or more reports; values above it suggest higher reporting bias toward severe outcomes, not necessarily higher true mortality.

Where Sheepdog - Old English (Bobtail)'s death-coded share sits among indexed breeds

Death-coded share of FDA CVM reports, breeds with ≥50 reports (July 2026 extract)

8% 75th percentile Higher share than 75% of 275 indexed breeds

5%–10%: 1 indexed breeds (0%). This entry sits in this band. 20%–25%: 2 indexed breeds (1%). Above this entry. 25%–30%: 3 indexed breeds (1%). Above this entry. 30%–35%: 4 indexed breeds (1%). Above this entry. 35%–40%: 5 indexed breeds (2%). Above this entry. 40%–45%: 6 indexed breeds (2%). Above this entry. 45%–50%: 3 indexed breeds (1%). Above this entry. 50%–55%: 7 indexed breeds (3%). Above this entry. 55%–60%: 7 indexed breeds (3%). Above this entry. 60%–65%: 21 indexed breeds (8%). Above this entry. 65%–70%: 11 indexed breeds (4%). Above this entry. 70%–75%: 15 indexed breeds (5%). Above this entry. 75%–80%: 13 indexed breeds (5%). Above this entry. 80%–85%: 11 indexed breeds (4%). Above this entry. 85%–90%: 12 indexed breeds (4%). Above this entry. 90%–95%: 12 indexed breeds (4%). Above this entry. 95%–100%: 142 indexed breeds (52%). Above this entry. Sheepdog - Old English (Bobtail) 5% 100% every breed with ≥50 FDA reports, bucketed by value

Each bar is a band; taller bars hold more indexed breeds. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source FDA Center for Veterinary Medicine, openFDA adverse event extract (PlainBreed) · July 2026 extract

This histogram uses the same ≥50-report cohort as the highest death-coded share ranking. A higher share means more of this breed's reported events were death-coded, not a mortality rate for living animals.

Average weight at time of report: 30.2 kg (66.6 lbs)

Top Reported Reactions

Vomiting 28
Diarrhoea 17
Lethargy (see also Central nervous system depression in Neurological) 17
Lack of efficacy (bacteria) - Borrelia 16
Lack of efficacy (ectoparasite) - flea 16
Decreased appetite 10
Polyuria 9
Polydipsia 9

Most Referenced Drugs

Bedinvetmab 32
Pyrantel Pamoate;Sarolaner 30
Afoxolaner 17
Maropitant Citrate 13
Fluralaner 13.64% 12-Week Chew 11
Moxidectin 10
Ivermectin + Pyrantel As Pamoate Salt 9
Gabapentin 9

Outcome Breakdown

Ongoing
69 (45.7%)
Outcome Unknown
38 (25.2%)
Recovered/Normal
32 (21.2%)
Euthanized
9 (6.0%)
Died
3 (2.0%)

Gender Distribution

Female 80 (53.0%)
Male 71 (47.0%)

Reports by Year

Year Reports Trend
2017 1
2019 1
2021 1
2022 1
2023 5
2024 76
2025 58
2026 8

Sheepdog - Old English (Bobtail): high death-coded share in the FDA CVM extract

Signature read: Sheepdog - Old English (Bobtail)'s 7.9% death-coded share is in the upper third of the ≥50-report cohort (median 4.8%). According to FDA CVM filings indexed on PlainBreed as of July 2026 extract, Sheepdog - Old English (Bobtail) sits at #208 of 510 by report volume among all breeds and #159 of 298 among dog breeds, with 151 reports and 12 (7.9%) death-coded. On death-coded share among breeds with ≥50 reports, it ranks #69 of 275. Mean age at report: 5.2 years, average weight 30.2 kg (66.6 lbs).

Top reported signs: Vomiting (28), Diarrhoea (17), Lethargy (see also Central nervous system depression in Neurological) (17). Most-referenced drug: Bedinvetmab (32 reports), followed by Pyrantel Pamoate;Sarolaner (30) and Afoxolaner (17).

Outcome coding on 151 status-recorded reports is dominated by Ongoing (45.7%). Annual submissions ranged 1-2,026 across 8 years on file.

Dog Breeds With a Similar Report Volume

Showing 6 of 297 dog breeds in our dataset, ranked by closest report volume.

Spitz (unspecified)
151 reports · 1.3% death-coded
Terrier - Australian
154 reports · 2.6% death-coded
Dachshund - Standard Wire-haired
156 reports · 2.6% death-coded
Dogue de Bordeaux
146 reports · 6.2% death-coded
Terrier - Norfolk
145 reports · 2.8% death-coded
Collie - Smooth-haired
160 reports · 11.3% death-coded

Nationwide breeds with similar profiles

Two openFDA-derived peer sets for Sheepdog - Old English (Bobtail), both outside the Dog family so the neighborhoods are not species containment (the similar-volume list above stays within species).

Similar death-coded share

Nearest other-species breeds with ≥50 reports (7.9% death-coded here).

Crossbred Equine/horse 7.9% · Horse Siamese 8.1% · Cat Bombay 7.8% · Cat Domestic Mediumhair 7.7% · Cat

Similar average weight

Nearest other-species breeds by reported average weight (30.2 kg here).

Fish (other) 32.4 kg · Fish Katahdin 32.4 kg · Sheep Nubian 32.8 kg · Goat Mixed (Sheep) 24.9 kg · Sheep

What to do with this dog

A report does not prove a drug caused the reaction, and popular breeds simply generate more reports.

Frequently Asked Questions

How many FDA adverse event reports involve Sheepdog - Old English (Bobtail)? ▼
There are 151 adverse event reports involving Sheepdog - Old English (Bobtail) in the FDA database, of which 12 were death-coded (7.9% of those reports). That is a share of REPORTED events, not a mortality rate for the breed: adverse events reach the FDA when something goes wrong, so the denominator is reports, never the population of animals. According to the same FDA CVM extract, Sheepdog - Old English (Bobtail) ranks #208 of 510 by report volume among all breeds PlainBreed indexes (#159 of 298 among dog breeds).
Where does Sheepdog - Old English (Bobtail) sit among other breeds in PlainBreed's corpus? ▼
According to FDA CVM report volume, Sheepdog - Old English (Bobtail) is #208 of 510 breeds indexed on PlainBreed (same ordering as the most-reported-breeds ranking). Inside Dog, it is #159 of 298. Among breeds with at least 50 reports, its death-coded share ranks #69 of 275 (same cohort as highest-death-rate). These are placement ranks in the reporting corpus, not clinical risk scores.
What are the most common adverse reactions reported for Sheepdog - Old English (Bobtail)? ▼
The most commonly reported adverse reactions for Sheepdog - Old English (Bobtail) are Vomiting (28 reports), Diarrhoea (17 reports), Lethargy (see also Central nervous system depression in Neurological) (17 reports), Lack of efficacy (bacteria) - Borrelia (16 reports), Lack of efficacy (ectoparasite) - flea (16 reports).
What drugs are most frequently associated with Sheepdog - Old English (Bobtail) adverse events? ▼
The drugs most frequently referenced in Sheepdog - Old English (Bobtail) adverse event reports are Bedinvetmab (32 reports), Pyrantel Pamoate;Sarolaner (30 reports), Afoxolaner (17 reports), Maropitant Citrate (13 reports), Fluralaner 13.64% 12-Week Chew (11 reports).
What is the average age of Sheepdog - Old English (Bobtail) in adverse event reports? ▼
The average age of Sheepdog - Old English (Bobtail) at the time of adverse event reports is 5.2 years, with an average weight of 30.2 kg (66.6 lbs).

Compare a breed's report volume against how common the breed is before drawing conclusions. See our methodology for how the death-coded share and rankings are computed, or read breed-specific reporting patterns and FDA CVM reporting.

Source: FDA Center for Veterinary Medicine openFDA Animal & Veterinary Adverse Events (CVM AER) · 2025

openFDA Animal & Veterinary Adverse Events (FDA CVM) for Sheepdog - Old English (Bobtail) (Dog), extract as of July 2026 extract. 151 reports · 12 death-coded (7.9% of reports, not a mortality rate) · #208 of 510 by volume.

Informational only. FDA adverse-event reports are voluntary and do not prove causation; consult a veterinarian before acting on them. Verify with FDA CVM →