MupirocinTopical Antibacterials (Skin Preparations) Indication: Topical treatment of impetigo due to Staphylococcus aureus and Streptococcus pyogenes. Dosage & Administration: A small amount of ointment should be applied to the affected area three times daily. The area treated may be covered with gauze dressing if desired. Preparation: Bactrocin® Ointment:Tube containing 10gm ointment.