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Terbinafine Topical

Lamisil Topical

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Sourced from published veterinary references. Awaiting credentialed clinical reviewer — our editorial process.

Drug Class

Dermatologic

Routes

Topical

Indications

Localized dermatophytosis

Mechanism of Action

Inhibits squalene epoxidase, blocking ergosterol biosynthesis in fungal cell membranes. Fungicidal against dermatophytes at therapeutic concentrations.

Side effects & warnings

For localized dermatophytosis. Systemic therapy preferred for widespread infections. May cause local irritation. Low systemic absorption from intact skin.

Species with Terbinafine Topical dosing data (2 dose rules)

Cat (Domestic)Dog (Domestic)

Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs

Evidence levels across 2 dose rules

Moderate×2

Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.

Backed by a published source

  • · Miller WH, Small Animal Dermatology, 7th Ed

Sample dosing (2 of 2 cited rules)

A dog/cat sample is shown here. Cited dosing for all 2 species — reptiles, birds, pocket pets, livestock, and equine — is free on the per-species pages above. Pro adds the weight-based calculator for every species.

SpeciesRouteDoseFrequencyEvidenceSource
Dog (Domestic)Topical0 mg/kgApply to affected area q12h-q24hModerateMiller WH, Small Animal Dermatology, 7th Ed
Cat (Domestic)Topical0 mg/kgApply to affected area q12h-q24hModerateMiller WH, Small Animal Dermatology, 7th Ed

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