An effective treatment for Ich, a highly contagious disease, also called White Spot Disease. Quickly kills the Ich parasite, usually within 24 hours. Also combats secondary bacterial infections. For use in both freshwater and saltwater aquariums. Note: This medication will cause a slight discoloration of water which can be removed with activated carbon. Directions for Use (Packets): For best results, remove activated carbon or filter cartridge from filter and continue aerations. For each 10 gallons (38 L) of water, empty one packet directly into aquarium. Repeat dose after 48 hours. Wait another 48 hours then change 25% of the aquarium water and add fresh activated carbon or replace filter cartridge.
Caution: Some scaleless fish are sensitive to this medication; therefore, treat at half the normal dose.