Antibacterial remedy for the treatment of koi and goldfish diseases including eye cloud, mouth fungus and fin & tail rot. All-natural antibacterial remedy rapidly repairs damaged fins, ulcers and open wounds. Use when adding new fish to the pond. Safe for snails and other invertebrates. Will not harm aquatic plants, affect the pH or adversely affect the biological filter. Directions for use: Shake well before using: Remove carbon and turn off UV and ozone producing units during treatment period. For recent wounds, fin damage, or infection. Add 1 tsp. (5mL) for every 50 gallons (190L) of pond water. When treating an advanced or chronic infection: Add 2 tsp (10mL) for every 50 gallons (190L) of pond water. In all cases, dose daily for seven day. Treatment may be continued if necessary. When adding new fish to the pond, or when netting and handling fish: Dose daily for 3 days at the 1tsp per 50 gallon rate. Note: Foaming may occur during the treatment. When exposed to elevated temperatures, this product may turn cloudy in the bottle, this does not affect the activity of the product.