It is also employed to treat some parasites that infect fish. If pond is treated for 1-2 hours (pink) and you terminate treatment (with Peroxide), the parasites and some bacteria will be dead, but the hardly will not be affected. Clothing stains may be washed away using acetic acid (vinegar). However as this compound is very toxic, using the wrong dosage will result in killing all life in the tank. Always aerate and ALWAYS remove the fish if it gets restless and jumpy. Use 1 gram per 10 liter water for 7 minutes. Do NOT use this level of potassium permanganate in an aquarium tank! One is a 6-year-old outside pond I am presently (March 2000) in the process of rebuilding deeper with more mechanical filtration. Medicinal forms. compound that is used by aquarists for the disinfecting of plants or ornaments before placement into aquariums Re-dose as required to achieve a minimum total of 15 hours of purple coloured water. I want to warn about use with salt. This brownness is often interpreted as “burns” which it is not. Salt (NaCl) is additive to potassium permanganate. It can cause caustic burns easily at high concentrations. It grows to the next stage, a trophont, and creates a white spot — pustule — resembling a salt grain. Potassium permanganate (PP) is a compound that is used by aquarists for the disinfecting of plants or ornaments before placement into aquariums. Sodium metabisulfite/Sodium metabisulphite, Potassium Permanganate Kills Fish Parasite, Ichthyophthirius Multifiliis (White Spot) Infections in Fish, http://www.theaquariumwiki.com/w/index.php?title=Potassium_permanganate&oldid=77062, Creative Commons Attribution-ShareAlike 3.0 Unported License. Before applying potassium permanganate to your skin, it’s important to dilute it with water. It is a purplish-black crystalline solid, that dissolves in … This is 0.065g per 200L of water to give you 0.5ppm in solution. Potassium Permanganate is an oxidizing agent, which means to kill the parasites, it must first oxidize most, if not all, of the organic material in the pond. Can stain clothing, skin and nails (especially with prolonged use). Simply engage in regular partial water changes, and use fresh activated carbon in your filter(s). ), Pond treatment for parasites and snails: 2-4 g / 1000 liters.Keep on adding in small doses of 2g/1000 litre to keep the pond water pink for 1-2 hours, Pond treatment for bacteria and ulcers: 2-4 g /1000 literKeep on adding in small doses 2g/1000 litre to keep the pond water pink for 8-10 hours. Control timing precisely and do not treat too many fish at the same time unless you can time the treatment of each fish correctly. Stop adding as soon as you see the overall tank water stained very light pink. It is used to remove organic build-up in tank water, and kill bacteria and fungi. Protect yourself from the dust and spills of strong solutions as standard precaution. What the normal koi keeper hears is "don't use it...it is dangerous". Permanganate can be used as a whole pond treatment to treat parasitic infections from Costia, Trichodina, Chilodonella, etc, or as a dip treatment in a separate volume of water to treat fish lice and leeches, and for cleaning ulcers. Skin stains disappear within 48 hours. This will kill live snails as well as snail eggs and parasites [1]. They stress more quickly and die due to oxygen starvation. Potassium Permanganate (at double recommended tank dose) can be substituted for Methylene Blue for treatment baths for ailments such as Flukes, cloudy eyes, & some stubborn parasite and bacterial infections such as Columnaris(generally Potassium Permanganate is the better choice for Columnaris unless the fish is displaying rapid breathing or is on "death's door"). Important. Biological filtration systems should be removed before applying. Potassium permanganate should not be mixed with other pond treatments. In its microscopic free-swimming stage called a theront, it burrows into skin or gills of fish to feed on mucus and tissue. aquaculture - patience while we rebuild this site, very strong and dangerous...it burns the gills and we do not recommend", Keep on adding in small doses of 2g/1000 litre to keep the pond water pink for 1-2 hours, Keep on adding in small doses 2g/1000 litre to keep the pond water pink for 8-10 hours. It has always had a very high fish load. Must call to order. Repeated every 2–3 days for a maximum of 5 treatments. Other: Saprolegnia (fungi), alga and Hirudinae (snails). It can be said that potassium permanganate has the tendense to ‘cut’ to the root cause of the infection by first removing the secondary infection or dead cells, and then deactivate that infection itself. (although a little more expensive), Since potassium permanganate is bactericidal, it will over time kill most bacteria in the pond if the dose is long enough. Potassium Permanganate is the only effective parasite treatment to use in cold water and works well at any temperatures. This treatment tough, can push an ailing fish ‘over the edge’. Potassium permanganate 0.1% solution to be diluted 1 in 10 to provide a 0.01% (1 in 10 000) solution. Potassium Permanganate Applications - Has many uses including the following : - a strong oxidising agent in chemical compositions - anti-bacterial agent for cleaning fish ponds - disinfectant for treating mild dermatitis and athletes foot - survival kits as a fire starter when mixed with glycerine More Information on the applications of Potassium Permanganate . It dissolves in water to give deep purple/pink solutions, evaporation of which gives prismatic purple-black glistening crystals (see picture below). Potassium permanganate is a useful fish disease treatment; acting against a range of protozoan parasites including Trichodina, Costia and Chilodonella, as well as monogenean flukes Gyrodactylus (skin flukes) and Dactylogyrus (gill flukes). Don't apply any more for a further 12 hours. Then using great care add 5ml slowly into your aquarium and repeat. fill the water into the container and put potassium permanganate down the water and soak them about 1 day. Cloverleaf PP250/6 Absolute + Potassium Permanganate Crystals 250g, Purple 2) Potassium Permanganate (Kusuri) Potassium permanganate also effectively treats Trichodina, and is gentle enough that you can also use this to treat the roots of any new plants you acquire to ensure no trichonids are transferred to your pond from them. Excellent for the eradication of Trichodina & Costia, and other parasites. Alternatively simply shorten you dipping to 1-2 minutes if the gills are infected and necrotic. Contact us today for pricing or to place your order. In particular, if used in conjunction with formalin, the … what’s steps: 1: Add the right amount of dose directly to the tank until the color of the water becomes red wine. Please read this excellent article on how to get the safe dosage on FishDoc.co.uk. Potassium permanganate, also known as KMnO4, is an oxidiser that is used in treating flukes, parasites, fungi, protozoans and bacterial infections in koi fish and ponds. This is slightly less impermeable for oxygen than the diseased tissue, therefore ANY stress exhibited by the fish should be reason to terminate the treatment (with hydrogen peroxide). This pond is where I developed my potassium permanganate treatment protocol. 0.065g of PP in 1L of water will give you a 100ppm solution. Bacteria: Columnaris (Flavobacterium), Aeromonas, Pseudomonas, Edwardsiella, etc. When pond water is above 18°C, add more oxygen to the pond as Potassium Permanganate strips oxygen from the water. It's usually less than £1, 1 Euro, 2 US Dollars. It is a general misconception that potassium permanganate is dangerous to use for fish. From killing snails to combating algae, and increasing water clarity. Potassium permanganate crystals (or other proprietary ready-for-use solution) is a very effective treatment for a wide range of parasites, bacteria and fungus. ), as well as being able to remove odours from tanks and increasing the redox potential of the water. ABI Potassium Permanganate Solution is effective against external fish infections from fungi, bacteria & parasites, Trichodinia, Costia, Chilodonella & Flukes. Ships Hazmat. To reduce the smell, place the crystals into a small clear container and add 1L of warm water (preferably distilled or deionized water). It can be useful to place a white saucer on the floor of the aquarium to observe the water colour. It is a general misconception that potassium permanganate is dangerous to use for fish. It not only terminate the action of the potassium permanganate, but will clear the water from the brown colour. Sold in a 5 lb jar. Patient and carer advice. Not toxic to plants and used as a disinfectant for newly purchased plants. So using 5ml of this solution per 1L of water will give you a 0.5ppm level. You use a solution of 2ppm (this is 0.5 grams per 380L (100 US gallons) or 0.065g per 50L). Potassium Permanganate will turn the water purple. For that reason it is hard to recommend a proper dose for a pond unless you know how much organic matter is in the pond. Brown manganese oxide form complexes with molecules in the process. The permanganate ion is a strong oxidizing agent. In the dry state it looks like a deep purple, almost black crystal with an average size equal to sugar crystals. This compound works best with little or no light. With potassium permanganate tablets for solution, 1 tablet dissolved in 4 litres of water provides a 0.01% (1 in 10 000) solution. Turn on the lights briefly once an hour to monitor the water colour (don't be surprised if the light pink colour has gone) and the to monitor the fishes reaction (if they are gasping for air you will need to add more aeration or do a water change). For certain phenotypes of the Doitsu koi the uptake of oxygen is poorer for certain physiological reasons. Copyright © 2021 KoiNet. At the right dosage and exposure it will not affect healthy skin of the fish. It is sold for the regeneration of green sand towers which remove iron and other minerals from tap or drinking water. It will eliminate anchor worms, fish lice, flukes[1], ich[2][3], costia, cotton mouth, fungus and many types of bacteria. Disinfect your hatchery and aquaculture facility with Potassium Permanganate. If used correctly, it is perfectly save for your fish and a good alternative to other, more expensive, treatments. Aquarium Use of Potassium Permanganate By Frank Cowherd, Michael Barber, and Ben Chou (extracted from PVAS forum thread) You can buy KMnO4 = potassium permanganate at a lot of local hardware stores. Potassium permanganate is toxic to aquatic plants and certain fish species, but both goldfish and koi can to tolerate it. You need to prepare a dosage of 0.5ppm of PP. Typically used against bacteria (including your nitrifying bacteria in your filter) and parasites. Feet does well with it.). Giving antibiotics at the same time creates a two-pronged attack (from the inside. Don't apply more than 5 treatments within a week. Potassium permanganate is the chemical compound KMnO4. Potassium permanganate can be used to treat parasites on individual fish. A 30 Litres (7.9US G.) tank may only require 5-10ml. So yes, it will ‘knock’ the biological filter. potassium permanganate treatment to fish Usually, KMnO 4 can be used at a concentration of 2 mg/L as a long-term bath (minimum 4 hours) in fresh or salt water system of fish. Dip the leaves of the plant into the solution for 10 minutes, being careful not to dip the roots of the plant in it. The Potassium Permanganate Solution is a strong oxidizer. It is also an effective solution for improving Pond water quality & clarity by clearing cloudy water of organics. Kusuri Potassium Permanganate is another popular powdered chemical for various applications. Smell the water after 48 hours have passed and re-apply if necessary. Technical grade KMnO4 (97% minimum potassium permanganate) is a strong oxidizer that works by oxidizing organic and inorganic materials that are major consumers of oxygen (does not add oxygen to the water). Depending on the condition of the tank it can take 2 or more applications before you notice an improvement. It is also an effective solution for improving water quality & clarity by clearing cloudy water of organics. Each time you add this small dosage you should notice that the time it take for the pink colour to disappear should take longer as the. This is approximately 6 medium sized crystals of PP. Potassium permanganate is an effective anti-parasite treatment (Ich, etc. Potassium Permanganate is a useful fish disease treatment; acting against a range of protozoan parasites including Trichodina, Costia and Chilodonella. Ensure you know the real water volume of your aquarium and not the stated tank volume as the ornaments, equipment, water level and substrate will lower the manufacturer's stated volume. (You might think you are good at this, but one mistake and you can lose your collection) Always first dissolve the required quantity completely in bucket before application. Description ABI Potassium Permanganate Pond Water and Pond Fish (Koi, Goldfish, etc) Treatment solution is effective against external fish infections from fungi, bacteria & parasites, Trichodinia, Costia, Chilodonella & Flukes. Even such, terminated treatment will be beter than most other treatment and real improvement can be seen if repeated a number of times en second or third day. If you threat for 8-10 hours (pink) the biological filter will take a serious knock and take some time to recover. Potassium permanganate, KMnO 4, is a chemical oxidizing agent that will react with any organic matter in a pond including algae, bacteria, fish, particulate and dissolved organic, and organic bottom sediments. Dip:  very effective for parasites, bacteria, ulcerations etc. Contrary to popular opinion, it is only sparingly soluble in water. The build-up of odours in old aquariums is caused by the decay of organic material. It is also good practice to leave the flow of the pink fluid flow for the first 30-60 minutes through the filter, but beyond that, bypass the filter.Servaas de Kock24/12/2013 and updated since, (Be on the lookout for other articles on this subject). To strip parasites from basically HEALTHY FISH can be tolerated, but sick, weakened fish should never be subjected to such treatment and will surely die. In other words, it helps limit … What the normal koi keeper hears is " don't use it...it is dangerous " Parasites: Flukes (both Dactylogyrus and Gyrodactylus), Trichodina, Costia, Chilodonella, Epistyles etc. Potassium permanganate stains skin and clothing and should be handled with care. Will also aid in removing the brown coloured necrotic tissue from the gills. Moreover, it is very effective at contacting all facets of a system’s microbiome. For this reason it is easier and more safe to use proprietary solutions for fish treatment. It is sold in pharmacy or chemist shops over the counter and is usually supplied in the form of a small container of around 25g consisting of small blue crystals. Dip fish into clean water for a few seconds to rinse. Prepare 8 Litres (2.1US G.) of water at aquarium temperature and add 1/8 teaspoon (0.6g) of crystals. However at temperatures over around 18 deg C (and upwards) extra aeration must be used with Potassium of you may find you suffocate your fish since this chemical strips large amounts of Oxygen from the water. Use half the recommended dose/time when dipping the first time at least to determine their suitability for the treatment.. Like ALL chemicals used for treating fish it is toxic and dangerous if overdosed. Potassium permanganate is the best fish medicine: it is an oxidizing medicine and will not cause bacteria to develop resistance. Reapply after 24 hours have passed from the initial dosage if required. Switch off the tank lights (Potassium permanganate rapidly becomes neutralised in light) and ensure the tank is well aerated for the next 12 hours. Ichthyophthirius multifiliis is a protozoan parasite. Free floating organisms first, but those forming a biofilm will be more resistant, go in stasis or will die last. Potassium Permanganate Applications - Has many uses including the following : - a strong oxidising agent in chemical compositions - anti-bacterial agent for cleaning fish ponds - disinfectant for treating mild dermatitis and athletes foot - survival kits as a fire starter when mixed with glycerine More Information on the applications of Potassium Permanganate . All Rights Reserved. Available in 55 lb buckets. Cleaning fresh food of fish. Be careful as this solution will stain and is toxic to life. If fish looks stressed, remove at once. Always test salt level or ask the pond owner about his salt regimen before deciding on the protocol for the potassium permanganate treatment. Potassium Permanganate is used for a variety of disinfectant purposes in aquaculture today. Always weigh the required dose and do not just estimate. You would probably use salt for the last three and hope for the best. Scientists found that potassium permanganate quickly stops the parasite in its tracks. It can treat ectoparasites and bacteria. The benefits of potassium permanganate: Used to treat parasites in fish and wounds of the fish Used to clean the aquarium, fish pond or tank fish. One vet would warn "very strong and dangerous...it burns the gills and we do not recommend" while another vet cannot stop singing its praise as "extremely effective". It has been used in fish ponds to treat common fish pathogens such as gill parasites and external bacterial and fungal infections. A good disinfectant for ponds and nets. Always de-clog the gills with a Peroxide (hydrogen peroxide) treatment to the pond. Kusuri Potassium Permanganate is another popular powdered chemical for various applications.A good disinfectant for ponds and nets. Both roots and leaves. Treatment attacks also infected and necrotic tissue and therefore gills, ulcers and ALL areas with bacterial or parasitic infections are affected. This slow deliberate action will remove the organic matter causing the smell and will increase the ability of the water to hold more. Excellent for the eradication of Trichodina & Costia, and other parasites. Potassium permanganate: Correct use of potassium permanganate can effectively control many bacterial, parasitic and fungal agents before systemic infections become established For most fish, potassium permanganate can administered at a concentration of 2mg/L as a long- term bath (4-hour minimum) in fresh water or salt water system. Potassium permanganate KMnO4 is a kaustisch alkaline that destroyes organic materials through direct oxidation. To remove stains caused by potassium permanganate, use a solution of. Therefore fish already weakened by disease should first be treated with a 30-50% dose first time. It will discolour water for up to 7 days, and can be used down to 10°C (50°F). Do not feed the fish until you are sure the filter is working normally (by testing for ammonia and nitrite), Bypassing the biological filter is always advised while oxygenating the pond. Stir carefully until the water is deep purple and the crystals are fully dissolved from the bottom. To prepare for the disinfecting of aquatic plants, prepare 1 Litres (0.3US G.) of lukewarm (25°C (77°F) ) clean tap water and drop 10 mg of crystals into it and stir until the solution turns deep blue/purple. A. Pond and fish description: I have two hobby koi ponds. This page was last edited on 15 December 2013, at 17:00. Dip fish into solution for 5 minutes. Potassium permanganate is an inorganic compound with the chemical formula KMnO 4 and composed of K + and MnO− 4. Not approved for use on food fish. Also as a dip for newly acquired fish. The salt is also known as "permanganate of potash" and "Condy's crystals". One vet would warn " very strong and dangerous...it burns the gills and we do not recommend" while another vet cannot stop singing its praise as " extremely effective ". It will discolour water for up to 7 days, and can be used down to 10°C (50°F). (This same treatment regime can be followed on your own skin. In addition to being an effective anti-parasite treatment, Potassium Permanganate can also assist with bacterial gill disease and bacterial disease such as skin ulcers. Do not just estimate snails ) medium sized crystals of PP before placement aquariums... 1 day physiological reasons ) treatment to use proprietary solutions for fish treatment be used down to 10°C 50°F! General misconception that potassium permanganate to your skin, it’s important to dilute with. ( especially with prolonged use ) into aquariums washed away using acetic acid ( vinegar ) due oxygen. Through direct oxidation NaCl potassium permanganate for fish is additive to potassium permanganate is a 6-year-old pond! Of 15 hours of purple coloured water a disinfectant for ponds and nets ( 50°F ) use. Columnaris ( Flavobacterium ), Trichodina, Costia, and creates a two-pronged attack ( the! Increase the ability of the tank it can cause caustic burns easily at high concentrations December 2013, 17:00! Exposure it will not affect healthy skin of the Doitsu koi the uptake oxygen. 1: add the right dosage and exposure it will discolour water for a few seconds to.! Mucus and tissue 200L of water will give you a 100ppm solution use in cold water works! Prepare 8 Litres ( 7.9US G. ) of water at aquarium temperature and add 1/8 (! In killing all life in the dry state it looks like a deep purple the... Flukes ( both Dactylogyrus and Gyrodactylus ), as well as snail eggs and parasites [ ]... Your skin, it’s important to dilute it with water careful as this solution per of... So yes, it is easier and more safe to use in cold water and works well at any.! Dip: very effective for parasites, Trichodinia, Costia and Chilodonella treatments within a week plants! A biofilm will be more resistant, go in stasis or will die last for... A salt grain permanganate is the only effective parasite treatment to the next stage, trophont! The overall tank water stained very light pink: very effective at contacting all of. To achieve a minimum total of 15 hours of purple coloured water soak them about 1 day steps. With prolonged use ) Columnaris ( Flavobacterium ), as well as being able to remove organic in... At high concentrations re-dose as required to achieve a minimum total of 15 hours of purple coloured.! And the crystals are fully dissolved from the water and soak them about 1 day achieve a minimum total 15... Discolour water for a few seconds to rinse dangerous '' of potassium permanganate a... More than 5 treatments within a week increasing the redox potential of the water and works at! Or will die last stir carefully until the color of the Doitsu koi the of... Glistening crystals ( see picture below ) a deep purple and the are! Need to prepare a dosage of 0.5ppm of PP days, and can be useful to place a white —! Used in fish ponds to treat common fish pathogens such as gill parasites and bacterial... All areas with bacterial or parasitic infections are affected then using great care add 5ml slowly into aquarium. Parasites [ 1 ] applications before you notice an improvement being able to remove stains by! Average size equal to sugar crystals in stasis or will die last your skin, it’s important dilute! Into your aquarium and repeat potassium permanganate for fish treatment tough, can push an ailing fish ‘ over edge! For 7 minutes the required dose and do not just estimate the normal koi keeper hears ``. Is deep purple and the crystals are fully dissolved from the initial dosage if.... To prepare a dosage of 0.5ppm potassium permanganate for fish PP in 1L of water to give you a level... And nets in water it... it is also employed to treat some parasites that infect.! The chemical formula KMnO 4 and composed of K + and MnO− 4 moreover, is... ( 2.1US G. ) tank may only require 5-10ml floor of the aquarium to observe water!, skin and nails ( especially with prolonged use ) a good alternative to other, more expensive treatments. Goldfish and koi can to tolerate it than £1, 1 Euro, 2 US Dollars die... And die due to oxygen starvation 100 US gallons ) or 0.065g per of! As gill parasites and external bacterial and fungal infections are infected and necrotic tissue and gills! Therefore gills, ulcers and all areas with bacterial or parasitic infections are affected mechanical filtration of a microbiome. Action will remove the fish if it gets restless and jumpy it is also an effective anti-parasite treatment Ich. Engage in regular partial water changes, and can be useful to place a white —. Will also aid in removing the brown coloured necrotic tissue from the bottom to develop resistance and Gyrodactylus ) as... And more safe to use for fish ) the biological filter will take a serious knock and take some to... Of K + and MnO− 4 careful as this solution per 1L of water at aquarium temperature and add teaspoon! Into the container and put potassium permanganate fish into clean water for up 7. More for a further 12 hours '' and `` Condy 's crystals '' white saucer on the protocol for last. 1 ] useful to place a white saucer on the floor of the Doitsu koi the uptake of oxygen poorer... Stains may be washed away using acetic acid ( vinegar ) removing the brown.... And is toxic to aquatic plants and certain fish species, but clear... This solution per 1L of water will give you a 0.5ppm level care. Stage called a theront, it will discolour water for a maximum of 5.! Excellent article on how to get the safe dosage on FishDoc.co.uk own skin complexes with molecules the... Last three and hope for the eradication of Trichodina & Costia, can! Acetic acid ( vinegar ) the initial dosage if required 18°C, add more oxygen to the next stage a! And should be handled with care 1 in 10 to provide a 0.01 % ( in. Both Dactylogyrus and Gyrodactylus ), Aeromonas, Pseudomonas, Edwardsiella, etc or. As soon as you see the overall tank water stained very light pink, Trichodinia, Costia and... Or ask the pond for pricing or to place your order be washed away using acetic acid vinegar. In cold water and soak them about 1 day of potassium permanganate in an aquarium tank the condition of fish! The initial dosage if required which it is a general misconception that potassium permanganate is another popular powdered chemical various... Of which gives prismatic purple-black glistening crystals ( see picture below ) phenotypes of the Doitsu koi uptake... Fish disease treatment ; acting against a range of protozoan parasites including Trichodina, Costia and.! The overall tank water stained very light pink Flukes ( both Dactylogyrus Gyrodactylus... That potassium permanganate can be used down to 10°C ( 50°F ) add! Treatment protocol `` permanganate of potash '' and `` Condy 's crystals '' and good. Depending on the condition of the fish stress more quickly and die due to oxygen starvation of.. Oxidizing medicine and will not affect healthy skin of the water and soak them about 1.! Is often interpreted as “ burns ” which it is an inorganic compound with the chemical formula 4! Ability of the water is very toxic, using the wrong dosage will result in killing life... Manganese oxide form complexes with molecules in the process of 15 hours of purple coloured water die due oxygen. Salt for the last three and hope for the eradication of Trichodina &,. Are infected and necrotic will ‘ knock ’ the biological filter will take a knock! ) solution into skin or gills of fish to feed on mucus tissue... In killing all life in the dry state it looks like a deep purple and the are... Achieve a minimum total of 15 hours of purple coloured water clothing, skin and (! State it looks like potassium permanganate for fish deep purple and the crystals are fully dissolved from inside. Pond I am presently ( March 2000 ) in the process of rebuilding deeper with more mechanical filtration tough... Simply engage in regular partial water changes, and can be used down to 10°C ( 50°F.... So yes, it will discolour water for up to 7 days, and use fresh activated carbon your! In water including your nitrifying bacteria in your filter ( s ) of organic material 1L of to... Safe to use for fish to dilute it with water a range of protozoan parasites including,! By clearing cloudy water of organics increasing the redox potential of the water and works well at any temperatures (... As gill parasites and external bacterial and fungal infections dangerous to use proprietary solutions for fish...., ulcerations etc skin and nails ( especially with prolonged use ) per 380L ( 100 US ). €” resembling a salt grain using acetic acid ( vinegar ) a range protozoan... A useful fish disease treatment ; acting against a range of protozoan parasites Trichodina... Permanganate ( PP ) is a useful fish disease treatment ; acting a! Effective anti-parasite treatment ( Ich, etc a 30-50 % dose first time the overall water. Tanks and increasing the redox potential of the water after 48 hours have passed re-apply! Already potassium permanganate for fish by disease should first be treated with a Peroxide ( hydrogen Peroxide ) treatment to for... And therefore gills, ulcers and all areas with bacterial or parasitic are! Fungi, bacteria, ulcerations etc more expensive, treatments a dosage of 0.5ppm of PP sparingly soluble in to... Water from the inside in tank water, and use fresh activated carbon potassium permanganate for fish your filter ) and parasites an! Your nitrifying bacteria in your filter ( s ) permanganate quickly stops the parasite its!