API Bettafix 50mlAll natural antibacterial medication for Bettas. For use on wounds, ulcers, mouth fungus and fin and tail rot. Use whenever your Siamese fighting fish exhibits signs of bacterial or fungal disease, such as red ulcers, frayed or torn fins, slimy patches or cottony growths. Also helps heal open wounds and tissue damaged by handling, netting and fighting. Promotes rapid re-growth of damaged fins and skin. Contains the healing power of Melaleuca, a variety of Tea Tree.