Sertaconazole is a new topical antimycotic endowed with a potent fungicide activity, with a broad activity spectrum where the pathogenic yeasts (Candida albicans, C. tropicalis, C. spp., Pityrosporum orbiculare), dermatophytes (Trichopyton, Epidermophyton and Microsporum) and other causing and accompanying agents in skin and mucous membranes infections like the gram-positive germs (Staphylococcus and Streptococcus) are included.