About This Broad-Spectrum Parasite Treatment: Fritz ParaCleanse is expertly formulated to treat a wide range of parasitic diseases in aquarium fish, including velvet (Oodinium), hole-in-the-head disease (Hexamita & Spironucleus), fish lice, and gill & skin flukes (Dactylogyrus & Gyrodactylus), ensuring a healthy environment for your fish Safe for both freshwater and saltwater systems, this treatment does not, harm plants, invertebrates, or uninfected fish Dual Active Ingredients: Containing Metronidazole and Praziquantel, Fritz ParaCleanse is effective against a variety of common parasites in fish but also some internal bacterial infections User-Friendly Dosing: The pre-measured easy dosing packets simplifies the application process. Bulk jars are also available for larger systems Specific Treatment Indications: While highly effective against specific parasites, it is important to note that ParaCleanse does not treat Nematodes or Roundworms. For these, Fritz Expel-P is recommended Overview Brand : Fritz Aquatics Liquid Volume : 10 Gallons Item Weight : 0.7 Ounces Item Form : Powder Manufacturer : Fritz Aquatics