Bactizal is a useful product for treating individual specimens in a
separate bath. To treat superficial bacterial infections including: fin rot, saddleback, mouth fungus and other conditions caused by microbacteria such as flexibacter columnaris in ornamental freshwater fish. Directions for use: Treat in a separate container – add one drop per litre and bath affected species for one hour. A 30ml bottle will treat 600 litres.