Mupirocin

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111 adverse event reports submitted to the FDA

Important: Adverse event reports do not establish that a drug caused or contributed to the event. Consult your veterinarian before making treatment decisions.
111
Total Reports
22
Deaths Reported
1980.0%
Death Rate

Active Ingredients

Mupirocin

Administration Routes

TopicalUnknownOralOtherAuricular (Otic)

Species Affected

Dog 80
Cat 29
Other Birds 1
Human 1

Most Affected Breeds

Domestic Shorthair 21
Retriever - Labrador 11
Shepherd Dog - German 10
Terrier - West Highland White 5
Retriever - Golden 4
Shih Tzu 4
Cat (unknown) 3
Dog (other) 3
Terrier - Bull - American Pit 3
Terrier - Bull 3

Most Reported Reactions

Lethargy (see also Central nervous system depression in 'Neurological') 21
Diarrhoea 18
Vomiting 17
Anorexia 15
Other abnormal test result NOS 15
Death by euthanasia 15
Neutrophilia 10
Leucocytosis NOS 10
Lack of efficacy - NOS 10
Behavioural disorder NOS 9
Ataxia 9
Not eating 9

Outcome Breakdown

Ongoing
45 (41.7%)
Outcome Unknown
24 (22.2%)
Recovered/Normal
15 (13.9%)
Euthanized
13 (12.0%)
Died
9 (8.3%)
Recovered with Sequela
2 (1.9%)

Data Summary

Metric Value
Total adverse event reports 111
Reports involving death 22
Case-fatality rate (reported events) 1980.0%
Distinct species in reports 4
Distinct breeds in reports 20
Distinct reactions reported 20
Active ingredients on file 1

Source: FDA Center for Veterinary Medicine — Adverse Event Reporting (CVM AER). Counts reflect voluntary reports only.

Mupirocin Adverse Event Insights

The FDA Center for Veterinary Medicine database currently holds 111 adverse event reports referencing Mupirocin, including 22 reports in which the animal died — a 1980.0% case-fatality figure among reported events only, not a population-level mortality rate. Active ingredient on file: Mupirocin. Reported administration routes include Topical, Unknown, Oral, Other. These numbers reflect voluntary submissions from pet owners, veterinarians, and manufacturers and therefore under-represent mild events and over-represent severe ones — a pattern the FDA has documented repeatedly for pharmacovigilance datasets.

The species most frequently named in Mupirocin reports are Dog (80 reports), Cat (29 reports), Other Birds (1 reports), with Dog accounting for the largest share. Within those species, Domestic Shorthair (21), Retriever - Labrador (11), Shepherd Dog - German (10) appear most often — though breed popularity and ownership density shape these counts as much as any drug-specific sensitivity. This distribution matters because the same active ingredient can behave very differently across body sizes, ages, and species physiology.

The most commonly reported clinical signs associated with Mupirocin are Lethargy (see also Central nervous system depression in 'Neurological') (21), Diarrhoea (18), Vomiting (17), Anorexia (15). Of the 108 reports with a coded outcome, Ongoing is the leading category at 41.7%. Because FDA adverse event data describes correlation rather than causation, these figures are best used to frame informed questions with a veterinarian and to compare reporting patterns across related products — not as a standalone safety verdict on Mupirocin.

Source: FDA Center for Veterinary Medicine — Adverse Event Reports FDA Center for Veterinary Medicine — Adverse Event Reports Data reflects voluntary submissions and may not represent actual incidence rates

Related

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