Daktarin Powder is a medicine which is used to treat infections of the skin which may appear on the hands, feet, outer ear, trunk or groin. It is also used to treat nappy rash. The powder contains miconazole nitrate which works by destroying both the fungus that causes the infection and some of the associated bacteria which may also be present. The powder helps to dry the skin as well as treat the infection. This medicine is for use in adults and children of all ages.