Treats white spot, flukes & slime disease organisms on ornamental pond fish. Anti Parasite Anti Parasite uses a number of active ingredients to create an effective and safe treatment that acts against White Spot,Slime disease. Fast and effective pond fish treatment for parasitic infections, including white spot, flukes, and slime disease. 250ml bottle treats 2273 litres. Wildlife and fish safe. Ideal for use in a koi or goldfish pond. Comes with an easy to use measuring gauge. Fast and effective pond fish treatment for parasitic infections such as white spot, flukes, and slime disease. This product can be used alongside any Blagdon water treatment, but DO NOT use alongside other fish medications. Use the treatment when: Fish are flicking or gasping. Fish have a white cloudy appearance to their eyes, skin, or gills. If fish are covered in white spots (salt size). To use simply squeeze the bottle to fill dosing chamber to the necessary.