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Acriflavine and Malachite Premix

Kusuri Acriflavine & Malachite Green medication for the treatment against Costia and Trichodina.

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Kusuri Acriflavine & Malachite Green Premix is a ready to use full strength formulation, popular as a pond-wide anti-parasite treatment. It is particularly good for Costia and Trichodina. Please ensure that you read, understand and follow all Health and Safety guidelines on the bottle. Please do not eat, drink or smoke whilst handling chemicals. Wear disposable vinyl or latex gloves and appropriate eye protection.
250ml treats 5,700litres (1,250 gallons) of pond water
500ml treats 11,365 litres (2,500 gallons) of pond water
1 litre treats 22,730 litres (5,000 gallons) of pond water

Warning: Using Kusuri Acriflavine & Malachite Green Premix within a 1 month period of using Fluke M, Fluke P or Fluke S, can cause fish fatalities.


Use 10ml per  227 litres (50 gallons) of pond water. Treat up to 3 times, 7 days apart. 
DO NOT OVERDOSE. Over dosing can cause fish fatalities.

How To Use

Switch off UV steriliser until course of treatment is complete. Tighten cap and mix well. Use cup supplied to measure the correct dose. Add water to a clean watering can, then add Ariflavine & Malachite Green Premix. Gradually sprinkle across the surface area of the pond over a 1 hour period.

Acriflavine & Malachite Green Premix is safe to use in conjunction with salt.

Stop feeding during the course of treatment because Acriflavine & Malachite Green Premix will reduce the bacteria in the filter, continuing to feed will cause an ammonia spike.

Once the course of treatment is complete monitor your water parameters regularly and add good bacteria to restart your filters, such as Kusuri Filter Starter Boost.

Health And Safety

Store in original container between 2°C and 30°C. Keep out of reach of children. For animal treatment only. Always wear protective gloves and goggles when handling chemicals. Use within 12 months of opening. Do not use in conjunction with any other medication.