A broad spectrum antifungal agent; active against various fungi, including Tinea, Candida, Trichophyton, Aspergillus, and Epidermophyton; has MIC values of 2.5-20, 0.63-2.5, 31-250, and ≤0.31-0.63 ng/ml for T. mentagrophytes, T. rubrum, C. albicans, and A. fumigatus, respectively, in broth dilution assays; has an in vitro geometric mean MIC value of 2.35 ng/ml against A. terreus; prevents mortality in mice and rats with systemic fungal infections; effective in eliminating tinea pedis in a guinea pig model when used at a topical concentration of 1%