How Long Diflucan Work. According to a study, published in antimicrobial agents and chemotherapy [34.5 (1990): Fluconazole 150 mg capsules are an antifungal drug that is used to treat candida yeast infections in the vaginal area. Plasil compresse a cosa serve, SHIKAKUTORU.INFO from shikakutoru.info Answer fluconazole, also commonly known by the brand name diflucan, is …