sera omnipur S combats the most common ornamental fish diseases in freshwater aquariums: Bacterial infections, fin rot, fungal infections (Saprolegnia, Achlya), skin slime (Costia, Chilodonella), Trichodina, Oodinium, gill and skin flukes (Dactylogyrus or Gyrodactylus), skin injuries and wounds. 50 ml for 1000 liters