KORDON'S Rid Ich+ is a combination of two powerful medications which have been scientifically proven effective in the control of many diseases of fishes caused by freshwater external parasites such as Ichthyophthirius (white spot disease), Costia, Trichodina, Chilodonella and saltwater external parasites such as Cryptocaryon and Amyloodinium. The medication can also treat fungal infections in fishes.