Drug profile

The FDA adverse-event record for Unspecified Antibiotics

112 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Unspecified Antibiotics. See the species affected, top reactions, and outcomes below.

112
adverse-event reports
25.9%
death-coded share
Dog
most-reported species
25
Vomiting - 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.
112
Total Reports
29
Deaths Reported
25.9%
Death Rate

Active Ingredients

Unspecified Antibiotics

Administration Routes

UnknownOralIntravenousTopical

Species Affected

Dog 95
Cat 14
Human 2
Horse 1

Most Affected Breeds

Domestic Shorthair 9
Retriever - Labrador 8
Terrier - Yorkshire 5
Crossbred Canine/dog 5
Dog (unknown) 5
Shepherd Dog - German 4
Schnauzer - Miniature 4
Domestic Mediumhair 3
Unknown 3
Dachshund (unspecified) 3

Most Reported Reactions

Vomiting 25
Death by euthanasia 21
Weight loss 16
Diarrhoea 13
Lack of efficacy - NOS 10
Anorexia 9
Lethargy (see also Central nervous system depression in 'Neurological') 9
Polyuria 9
Not eating 9
Decreased appetite 9
Urinary tract infection 9
Lethargy (see also Central nervous system depression in Neurological) 9

Outcome Breakdown

Ongoing
38 (33.9%)
Outcome Unknown
32 (28.6%)
Euthanized
21 (18.8%)
Recovered/Normal
13 (11.6%)
Died
8 (7.1%)

Unspecified Antibiotics Adverse Event Insights

112 reports name Unspecified Antibiotics; 29 recorded a death outcome (25.9% of reported events, not a population-level mortality rate). Active ingredient: Unspecified Antibiotics. Administration routes: Unknown, Oral, Intravenous, Topical.

By species: Dog (95 reports), Cat (14 reports), Human (2 reports). By breed: Domestic Shorthair (9), Retriever - Labrador (8), Terrier - Yorkshire (5).

Leading clinical signs: Vomiting (25), Death by euthanasia (21), Weight loss (16), Diarrhoea (13). Outcome, 112 coded reports: Ongoing leads at 33.9%.

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.