Waterlife Sterazin P is a parasiticide for pond fish. It helps in the control of Gill and Body Flukes. These disease cause fish flicking, scratching and itching, all of which could lead to bodily injury and trigger fish infections further. Use Waterlife Sterazin P to protect pond fish from Gill and Body Flukes. Additionally, Waterlife Sterazin P can also be used as a steriliser for new plants before they are being introduced into your pond. This helps to protects fish from parasites that may be present in the new plants.