Thomas Labs Fish Pen 100 Tablets (250 mg)

$49.54 $33.44

Out of stock

SKU: 752068001089 Categories: , Tag:


  • 250 mg penicillin per tablet
  • Penicillin exerts a bactericidal action on gram positive and some gram negative bacteria.
  • Useful for the control of some common bacterial diseases of fish including fin and tail rot and flexibacter infections.