
This broad spectrum antibiotic cures ulcers, red spot disease and kills resistant bacteria. Effective in eliminating a broad range of bacterial species responsible for ulcer and red spot disease, carp erythrodermatitis, bacterial hemorrhagic septicemia, tail and fin rot, cotton-wool disease or mouth "fungus". Convenient bath formula allows for easier treatment regimen. Can be used in freshwater and marine systems Active ingredient: Oxolonic Acid Dosage: 100 gram treats 1000 gallon, 10g treats 100 gallon.