Treats: skin and gill flukes.. When to use . When fish show signs of a fluke infestation, including flicking, gasping, excessive mucus or lethargy, preferably after confirmation of your diagnosis by microscopy.. Flukasol is an easy-to-use, liquid suspension of flubendazole, which targets skin and gill flukes.. How to use . Test your water quality using nt labs test kits.. Shake the bottle well before use. Mix the appropriate dosage in a clean bucket of pond water, pour evenly over the surface of the pond and leave for 7 days. Switch off uv filtration for 7 days from adding the medication. Aerate the pond well during treatment.. If you feel a repeat dose is necessary, check your diagnosis carefully using microscopic examination and the diagnosis tool a different medication may be more suitable. Allow 7 days after medicating and perform a partial water change before re-treating or treating with another medication.. Always treat when you have time to observe fish and take appropriate action in the unlikely event of a bad reaction.. Warning:. Do not use at water temperatures above 30 c.. Do not use in hot, humid or thundery weather.. Do not mix medications.