Malachite Green F & Rid All Anti Ich are effective for treatment of white spot disease fin rot parasite fungi disease and swabbing wound of fancy fish. Super Malachite Green F & Rid All Anti Ich are used to disinfect water when changing water. Help prevent disease And treat ailments of fish such as body or tail rot, hemorrhagic disease, white spot disease, tick, anchor worm and treatment of anorexia.