Hobby Ektozon N is a Medicine for aquarium fish. For the prevention and treatment of mycoses on freshwater and marine fish. For treatment in case of infestation of ciliata (Chilodonella), for retaining agents of protozoal origin causing opaquenessn of the skin. Mild separation of oxygen. Activation of plants`growth. Ektozon N is exceptionally well proven for injuries of all kinds.Dosage and application Hobby Ektozon N:For permanent use: Dissolve 20 g per 100 l aquarium water and add to the aquarium.As a preventative measure: Dissolve 10 g per 100 l aquarium water in a little water and disperse in the tank once a week. This destroys parasites in their development stage and hinders the development of fungi such as mycoses as well as numerous fish diseases in the aquarium. The risk of infection of healthy fish by diseased fish is significantly reduced.For the treatment of fish in marine water, use the double dosage.