This product is a broad spectrum medication for use as an aid in the treatment of the following common diseases of freshwater (tropical and cold water) aquarium fish: White spot (Ichthyophthirius Multiifilis), Velvet Disease (Oodinium spp), and Fungal Disease. Key Features: Aids in the treatment of White Spot. Aids in the treatment of Velvet. Aids in the treatment of Fungal Diseases. Suitable for tropical and freshwater aquarium fish.