
Trimetrexate is reported to be incompatible with foscarnet. Trimetrexate should not be mixed with folinic acid or chloride ions, since precipitation occurs instantly.
Ketoconazole has a wide spectrum of antimicrobial activity including activity against Blastomyces dermatitidis, Candida spp., Coccidioides immitis, Epidermophyton floccosum, Histoplasma capsulatum, Malassezia spp., Microsporum canis, Paracoccidioides brasiliensis, Trichophyton mentagrophytes, and T. rubrum. Some strains of’Aspergillus spp., Cryptococcus neoformans, and Sporothrix schenckii are sensitive.
Clotrimazole is an imidazole antifungal used topically in superficial candidiasis, and in the skin infections pityriasis versicolor and dermatophytosis (see Skin Infections). Clotrimazole may also be used occasionally for symptomatic relie of the protozoal infection trichomoniasis when other drugs are contra-indicated.