Tolnaftate is an topical antifungal medication that fights infections caused by fungus.It is an antifungal that works by preventing the growth of fungus. Tolnaftate is used to treat infections such as athlete's foot (tinea pedis), jock itch (tinea cruris), and ringworm (tinea corporis). Tolnaftate is also used with other antifungals to treat infections of the nails, scalp, palms, and soles of the feet.

Tolnaftate is a topical fungicide. it is believed to prevent ergosterol biosynthesis by inhibiting squalene epoxidase. It has also been reported to distort the hyphae and to stunt mycelial growth in susceptible organisms.Tolnaftate is a synthetic thiocarbamate used as an anti-fungal agent that may be sold without medical prescription in most jurisdictions. It is supplied as a cream, powder, spray, and liquid aerosol.