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Fritz Aquatics

Fritz ParaCleanse

Fritz ParaCleanse

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Regular price $17.99 USD
Regular price Sale price $17.99 USD
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Use Fritz ParaCleanse for outbreaks of velvet, hole-in-the-head, fish lice, or gill & skin flukes. This treatment is suitable for fresh and saltwater aquariums, and will not discolor the water. It does not harm, plants, other invertebrates or uninfected fish. Symptoms can include white stringy feces, scratching or flashing, erosion of head or lateral line tissue, wasting, disinterest in food, or rapid breathing or gasping,

ParaCleanse does not treat Nematodes or Roundworms. For these parasites, try Fritz Expel-P.

Use 1 packet ParaCleanse per 10 gallons (38 L) of water and repeat after 48 hours. Perform a water change 48 hours after final dose. See below for instructions on treating tanks smaller than 10 gallons.

  • Day 1: Add the contents of one packet per 10 gallons (38 L) of water
  • Day 2: No treatment needed
  • Day 3: Add one packet per 10 gallons (38 L) of water
  • Day 4: No treatment needed
  • Day 5: Perform a 25% water change
  • Day 6: Repeat this five-day treatment if symptoms improve, but have not completely disappeared.


For best results, use ParaCleanse in a quarantine tank

Remove carbon and other chemical filtration during treatment, maintain adequate water flow or aeration

Discontinue use of skimmer and UV sterilizers during treatment

No contraindications: can be used with all of our other products and meds

Safe for use with invertebrates

Can also be used as a food soak; see FAQ for recipe

Safe for use with plants

Will not color or cloud aquarium water

Do not perform water changes during the course of treatment. ParaCleanse may inhibit nitrifying bacteria. If ammonia or nitrite is a concern, detoxify during treatment with Fritz A.C.C.R. or Fritz Complete

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