Features 2 powerful medications listed below: Rally is a Reef-safe copper free treatment for tropical and marine fish suffering with marine velvet dinoflagellates flukes and bacterial infections (but does not affect nitrifying bacteria). An excellent solution for quarantine tanks. Active Ingredients: acriflavine aminoacridine 0.24% (v/v) formalin Reef safe Kick Ich is a water treatment for the control of ich in marine and freshwater aquaria. It has been scientifically formulated to eliminate the free swimming infectious stage of the ich life cycle while being safe for all freshwater and marine aquaria. Kick Ich has a long shelf life at room temperature and is supplied in easy to use self dosing bottles. Safe for all fish corals invertebrates and macroalgae as well as the facultative anaerobes and nitrifying bacteria essential to biologic filtration. Active ingredient: 5-nitroimidazoles Safe to use in combination with Rally. Item Weight - 16 oz.