KOI PRAZI is the fluke destroyer! Praziquantel, commonly known as prazi, is the safest and most effective treatment for flukes in ponds, water gardens, and aquariums. KOI PRAZI Fluke Destroyer is the freshest and the purest praziquantel powder available on the market. An absolute MUST-HAVE treatment for any serious koi keeper, KOI PRAZI is also trusted and recommended by many top koi breeders, dealers, and importers. Seasonal use of KOI PRAZI can help to maintain optimal koi fish health. Unlike other pond treatments, KOI PRAZI will not setback your bio-filter so there is no need to bypass your pond filter during treatment. Use KOI PRAZI every spring to help get your pond fish off to a great season, then use KOI PRAZI again in the fall just before winter arrives. Treat all new fish additions with KOI PRAZI as a preventative treatment. The potent compound used in KOI PRAZI effectively eliminates flukes. EFFECTIVE TREATMENT: KOI PRAZI is the most effective fluke treatment for koi, goldfish, marine, and other ornamental fish. VERSATILE APPLICATION: Suitable for both freshwater and saltwater fish, KOI PRAZI can also be administered through food or water. Extremely safe for use in ponds and water gardens. PRECISE DOSAGE: Included handy scoop makes proper dosing extremely simple. Each level scoopful equals one gram, and each gram treats 100 gallons of pond water. UNMATCHED PURITY: For maximum effectiveness, KOI PRAZI is 100% pure praziquantel powder. Contains no fillers or additives. GUARANTEED FRESHNESS: KOI PRAZI is manufactured immediately before shipment and comes in a resealable container to ensure maximum freshness and potency of the powder. Pet Type Fish Item Form Powder Brand Name KOI POND RESCUE Unit Count 50 Grams Item Weight 50 Grams Manufacturer Koi Pond Rescue Model Number KPR100 Included Components Scoop