Waterlife Myxazin Fin Rot & Ulcer Treatment is a broad spectrum bactericide that lowers the count of harmful bacteria in aquarium water, treating Fin Rot, Body Rot, Ulcers, Sores and other bacterial infections. Myxazin will also help to control Pop - Eye Disease, Cloudy Eyes and Mouth Fungus. Myxazin should be used daily until symptoms disappear (typically this would be between 3 and 5 applications). Myxazin can also be used to sterilise nets and live foods such as Daphnia and Tubifex. Waterlife Myxazin Fin Rot & Ulcer Treatment is mild on fish, highly biodegradable and effective against a wide range of fish health problems. Read more… Suitable for seawater (fish only systems), tropical freshwater and coldwater aquaria.