Alcros Capsule is an antifungal medicine containing itraconazole as its active ingredient. It is used to treat fungal infections. This medicine works by blocking the formation of the cell membrane of fungal cells by inhibiting the enzyme. Do not use it if you are allergic to Itraconazole, pregnant or breastfeeding. Alcros Capsule should be taken as directed by the doctor and in doses and duration as prescribed. You may experience side effects like dizziness, nausea, stomach pain, rash while on treatment with this medicine. If side effects persist or there is no improvement in your condition then inform your doctor.