Drug profile

The FDA adverse-event record for Borrelia Burgdorferi, B-31 Strain,Borrelia Burgdorferi, Ips Strain

59 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Borrelia Burgdorferi, B-31 Strain,Borrelia Burgdorferi, Ips Strain. See the species affected, top reactions, and outcomes below.

59
adverse-event reports
1.7%
death-coded share
Dog
most-reported species
43
Lack of efficacy (bacteria) - Borrelia - top reaction
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Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
59
Total Reports
1
Deaths Reported
1.7%
Death Rate

Active Ingredients

Borrelia Burgdorferi, B-31 Strain,Borrelia Burgdorferi, Ips Strain

Administration Routes

SubcutaneousUnknownParenteral

Species Affected

Dog 58
Unknown 1

Most Affected Breeds

Retriever - Labrador 11
Shepherd Dog - Australian 5
Retriever - Golden 5
Crossbred Canine/dog 4
Shepherd Dog - German 4
Spaniel - Cocker American 2
Terrier (unspecified) 2
Great Pyrenees 2
Siberian Husky 2
Boxer (German Boxer) 2

Most Reported Reactions

Lack of efficacy (bacteria) - Borrelia 43
Lethargy (see also Central nervous system depression in Neurological) 8
Other abnormal test result NOS 8
Lack of efficacy (bacteria) - Anaplasma 8
Diarrhoea 6
Weight loss 6
Vomiting 6
Low platelet count 4
Lameness 4
Elevated haematocrit 4
Elevated blood urea nitrogen (BUN) 4
Increased percentage reticulocytes 3

Outcome Breakdown

Outcome Unknown
47 (81.0%)
Ongoing
6 (10.3%)
Recovered/Normal
4 (6.9%)
Euthanized
1 (1.7%)

Borrelia Burgdorferi, B-31 Strain,Borrelia Burgdorferi, Ips Strain Adverse Event Insights

59 reports name Borrelia Burgdorferi, B-31 Strain,Borrelia Burgdorferi, Ips Strain; 1 recorded a death outcome (1.7% of reported events, not a population-level mortality rate). Active ingredient: Borrelia Burgdorferi, B-31 Strain,Borrelia Burgdorferi, Ips Strain. Administration routes: Subcutaneous, Unknown, Parenteral.

By species: Dog (58 reports), Unknown (1 reports). By breed: Retriever - Labrador (11), Shepherd Dog - Australian (5), Retriever - Golden (5).

Leading clinical signs: Lack of efficacy (bacteria) - Borrelia (43), Lethargy (see also Central nervous system depression in Neurological) (8), Other abnormal test result NOS (8), Lack of efficacy (bacteria) - Anaplasma (8). Outcome, 58 coded reports: Outcome Unknown leads at 81.0%.

Read these counts as reporting volume, not risk: per our methodology, a widely-prescribed drug will rack up more raw FDA reports in a given year than a rarely-used one at an identical true rate, so we recommend comparing within similar-exposure products rather than across the full 2025 catalog.

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

Every figure on PlainBreed is rendered directly from FDA openFDA adverse event data, no number is typed in by an editor. This page draws directly on 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.