Skip to main content

Butenafine

Mentax, Lotrimin Ultra

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

Drug Class

Antifungal

Routes

Topical

Indications

Mechanism of Action

Inhibits squalene epoxidase, blocking ergosterol synthesis. Fungicidal against dermatophytes. Structurally related to terbinafine.

Side effects & warnings

Topical use only. Local irritation (burning, stinging) possible. Avoid contact with eyes and mucous membranes.

Species with Butenafine dosing data (2 dose rules)

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

Evidence levels across 2 dose rules

Weak×2

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

Backed by a published source

  • · Plumb's Veterinary Drug Handbook, 9th 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 apply thin layerq24hWeakPlumb's Veterinary Drug Handbook, 9th Ed
Cat (Domestic)Topical0 apply thin layerq24hWeakPlumb's Veterinary Drug Handbook, 9th Ed

Upgrade for Full Details

Upgrade to Pro or Student to unlock the full dose ranges and frequency for every species. The drug's mechanism, warnings, indications, and cited sources are free to read.

View Plans