Nox-Ich is your answer to killing external parasites upon contact. It is especially effective against the common occurring parasite, ICH. Add just one drop per gallon to eliminate unwanted visitors to your aquarium. Nox-Ich is also effective against Velvet, Fin Rot, Chilondonella, Trichondina as well as many forms of fungi.
Caution: may turn silicone blue/green.