Drug profile

The FDA adverse-event record for Thiabendazole, Dexamethasone, Neomycin Sulfate Solution

13 adverse-event reports submitted to the FDA Center for Veterinary Medicine reference Thiabendazole, Dexamethasone, Neomycin Sulfate Solution. See the species affected, top reactions, and outcomes below.

13
adverse-event reports
23.1%
death-coded share
Cat
most-reported species
3
Behavioural disorder NOS - 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.
13
Total Reports
3
Deaths Reported
23.1%
Death Rate

Active Ingredients

Thiabendazole, Dexamethasone, Neomycin Sulfate Solution

Administration Routes

Auricular (Otic)TopicalUnknownOral

Species Affected

Cat 9
Dog 4

Most Affected Breeds

Domestic Shorthair 6
Spaniel - Cocker American 1
Terrier - Rat 1
Siamese 1
American Shorthair 1
Shepherd Dog - Australian 1
Domestic Mediumhair 1
Great Pyrenees 1

Most Reported Reactions

Behavioural disorder NOS 3
Agitation 3
Application site alopecia 3
Application site pruritus 3
Panting 2
Pruritus 2
Weight loss 2
Elevated alanine aminotransferase (ALT) 2
Other abnormal test result NOS 2
Abnormal radiograph finding 2
Lethargy (see also Central nervous system depression in 'Neurological') 2
Dilated pupils 2

Outcome Breakdown

Recovered/Normal
6 (46.2%)
Outcome Unknown
4 (30.8%)
Died
3 (23.1%)

Thiabendazole, Dexamethasone, Neomycin Sulfate Solution Adverse Event Insights

13 reports name Thiabendazole, Dexamethasone, Neomycin Sulfate Solution; 3 recorded a death outcome (23.1% of reported events, not a population-level mortality rate). Active ingredient: Thiabendazole, Dexamethasone, Neomycin Sulfate Solution. Administration routes: Auricular (Otic), Topical, Unknown, Oral.

By species: Cat (9 reports), Dog (4 reports). By breed: Domestic Shorthair (6), Spaniel - Cocker American (1), Terrier - Rat (1).

Leading clinical signs: Behavioural disorder NOS (3), Agitation (3), Application site alopecia (3), Application site pruritus (3). Outcome, 13 coded reports: Recovered/Normal leads at 46.2%.

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.