Fusibest 20 mg Cream is an antibiotic used in the treatment of inflammation of the skin, hair follicles; infections of the skin surrounding the fingernails or toenails; infections of the bearded skin; and infections of the folds of the skin with brown scaly skin patches which are mostly caused by Staphylococcus species. It is also used to treat impetigo which is characterized by crusty and swollen patches of skin.