Code: INT399Cures bacterial swimbladder infections which cause fish to lose control of buoyancy. Effective new active ingredients. Does not colour the aquarium water. Harmless to filters and all species of fish and plants.This 100ml bottle contains enough to treat 500 litres (110 gallons).Swimbladder infections can occur in any aquarium fish and cause severe stress and death. This breakthrough product cures the bacterial swimbladder infections, but works most effectively when aquarium salt is also added.A treatment course of 4 doses added directly to the aquarium will usually suffice. There is a handy pipettte and measuring cup, their is also a chart to calculate the required dosage as well as a chart to aid diagnosis of alternative fish problems.