Fish Fen 50

Fish Fen 50

Regular price $45.00 Sale

Fish Fen is 99.25% pure fenbendazole powder for fish. It has been third party independently lab tested to insure quality. Fenbendazole is difficult to dissolve in fishtanks so we have included DMSO as a solvent. For a 50 gallon tank dissolve 1/8 tsp (300 mg) in 5-10 drops of DMSO before adding to your tank.

Fish Fen is a supportive agent designed to remove worms and other parasites from fresh and saltwater aquariums and from within the fish themselves.

  • Highly Effective Worming Agent
  • Combats a Variety of Parasites and Worms in Fish
  • Works in Both Fresh and Salt Water
  • Helps to Eliminate Infestation