ExoticRx · exoticrx.com/drugs/butenafine
US brand names:Mentax, Lotrimin Ultra
Inhibits squalene epoxidase, blocking ergosterol synthesis. Fungicidal against dermatophytes. Structurally related to terbinafine.
Topical use only. Local irritation (burning, stinging) possible. Avoid contact with eyes and mucous membranes.
Species references:All Cat (Domestic) drugsAll Dog (Domestic) drugs
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
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.
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View PlansSource citations and evidence levels available on the live page. Reference only — verify against current literature before clinical use.