API General Cure Powder Packets, 60ct (6 x 10ct) Go to amazon.com Related posts Looking for a api general cure? Have a look at this 2019 guide! DescriptionAPI General Cure Powder Packets, 60ct (6 x 10ct) treats a wide variety of parasitic diseases including velvet, anchor worm, fish lice, hole-in-the-head disease, gill worms and dactylogyrus. For use in freshwater aquariums.