Trizedta/Ketoconazole Ear Product

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108 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.
108
Total Reports
2
Deaths Reported
190.0%
Death Rate

Active Ingredients

Trizedta/Ketoconazole Ear Product

Administration Routes

Auricular (Otic)UnknownTopicalOralOther

Species Affected

Dog 97
Cat 11

Most Affected Breeds

Retriever - Labrador 16
Shih Tzu 7
Boxer (German Boxer) 6
Spaniel - Cocker American 5
Shepherd Dog - German 4
Domestic Shorthair 4
Chihuahua 4
Retriever - Golden 4
Cat (unknown) 4
Terrier (unspecified) 4

Most Reported Reactions

Lack of efficacy - NOS 20
Ataxia 13
Vomiting 12
Loss of hearing 12
Lethargy (see also Central nervous system depression in 'Neurological') 10
Nystagmus 10
Head tilt - ear disorder 10
Head shake - ear disorder 9
Not eating 8
Other abnormal test result NOS 7
Ear infection NOS 6
Other ear disorder NOS 6

Outcome Breakdown

Outcome Unknown
45 (41.7%)
Ongoing
38 (35.2%)
Recovered/Normal
19 (17.6%)
Recovered with Sequela
4 (3.7%)
Euthanized
1 (0.9%)
Died
1 (0.9%)

Data Summary

Metric Value
Total adverse event reports 108
Reports involving death 2
Case-fatality rate (reported events) 190.0%
Distinct species in reports 2
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.

Trizedta/Ketoconazole Ear Product Adverse Event Insights

The FDA Center for Veterinary Medicine database currently holds 108 adverse event reports referencing Trizedta/Ketoconazole Ear Product, including 2 reports in which the animal died — a 190.0% case-fatality figure among reported events only, not a population-level mortality rate. Active ingredient on file: Trizedta/Ketoconazole Ear Product. Reported administration routes include Auricular (Otic), Unknown, Topical, Oral. 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 Trizedta/Ketoconazole Ear Product reports are Dog (97 reports), Cat (11 reports), with Dog accounting for the largest share. Within those species, Retriever - Labrador (16), Shih Tzu (7), Boxer (German Boxer) (6) 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 Trizedta/Ketoconazole Ear Product are Lack of efficacy - NOS (20), Ataxia (13), Vomiting (12), Loss of hearing (12). Of the 108 reports with a coded outcome, Outcome Unknown 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 Trizedta/Ketoconazole Ear Product.

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