Diflucan Capsule(Fluconazole)50mg: Diflucan is one of a group of medicines called "antifungals". The active ingredient is fluconazole. Diflucan is used to treat infections caused by fungi including yeasts and may also be used to stop you from getting a fungal infection. The most common cause of fungal infections is a yeast called Candida. You may be given this medicine by your doctor to treat the following types of fungal infections Genital thrush, infection of the vagina or penis. Mucosal thrush, infection of the mouth or throat. Skin infections - e.g. athlete's foot, ringworm, jock itch. Candida and found in the blood stream, body organs (e.g.heart, lungs) or urinary tract Cryptococcus, e.g. meningitis and infections of other sites such as the lungs and skin You may also be given Diflucan to: stop you from getting a fungal infection (if your immune system is not working properly). stop an infection caused by Cryptococcus from coming back (in AIDS patients).