Protozoacide & Fungicide Treats whitespot (Ich), Oodiniasis (Velvet), Costiasis, Trichodiniasis, Neon Tetra Disease & Fungus. Does not harm fish, plants or filters. For use in tropical freshwater and coldwater aquaria. Notes: Leave bioligical filtration running. Switch off u.v. sterilisers, ozonisers and remove zeolite & carbon before use. Contains colour dye, avoid contact with clothes and furnishings. Protozin must not be used in aquaria containing African Mormyrids (i.e. Elephant Longnose etc.), Pirahna, Rays, Sturgeon/Sterlets, Snails, Shrimps or when related species are present. When using undergravel, internal or external power filtration use the standard dose. Half dose for other filtration, in new aquaria, if sensitive species or if fry are present. Do not use simultaneously with other medications. Allow at least 48 hours to elapse when changing treatment. Do not use with 4 days of using Myxazin. Calculate aquarium capacity: For litres – (L x W x D) in cms divide by 1000. Allow for water displaced by rocks etc. Directions: Tighten cap & shake bottle. Use the cup to measure the correct dose from table. Frequency of Treatment: Use on days: 1,2,3 & 6. Do not overdose.