Noroclox DC is an intramammary suspension formulated for use in the dairy cow at the point of drying off, that is immediately after the last milking of the lactation in order to treat existing mastitis and to provide protection against further infections during the dry period. Milk for human consumption must not be taken during treatment. Milk for human consumption may only be taken from 96 hours after calving. Not intended for use within 28 days of calving. If calving occurs before 28 days after the last treatment, milk for human consumption may only be taken from 28 days plus 96 hours after the last treatment. Active ingredient: Cloxacillin