An antifungal agent; has broad-spectrum activity against dermatophytes (MICs = 0.0015-0.05 μg/ml), Aspergillus (MICs = 0.025-0.78 μg/ml), Cryptococcus (MICs = 0.78-1.56 μg/ml), and Candida (MICs = 3.13 to >100 μg/ml); inhibits squalene epoxidase; inhibits the synthesis of ergosterol when used at a concentration of 50 μM