API® GENERAL CURE fish remedy treats a wide variety of parasitic diseases including velvet, fish lice, hole-in-the-head disease (Hexamita spp. & Spironucleus), gill & skin flukes (Dactylogyrus & Gyrodactylus ). For use in both freshwater and saltwater aquariums. This fish remedy will not color the aquarium water.
For each 10 gallons 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.