The present invention provides a non-water soluble, film-forming composition which adheres to body tissue and forms a pharmaceutical carrier to provide localized delivery of an antifungal agent to a treatment site. The composition will typically include: (a) an alkyl cellulose; (b) a hydroxyalkyl cellulose; (c) a pharmaceutically acceptable polar protic solvent; (d) an antifungal agent selected from the group of naftifine, ciclopirox, terbinafine, pharmaceutically acceptable salts thereof, and combinations thereof; (e) an glycol ether; (f) an antipruritic agent selected from the group of camphor, menthol, butamben picrate, metacresol, benzyl alcohol, camphorated metacresol, juniper tar, phenol, phenolate sodium, resorcinol, camphorated metacresol, carbolic acid, and combinations,; and (g) a solubility enhancing agent, a surfactant, a wetting agent, or a combination thereof. The present invention also provides for the use of the composition composition of the present invention, in treating a fungal infection (e.g., nail fungus) in a mammal afflicted with such an infection.