Maintain excellent health in your aquatic pets with Mardel Maracyn Antibiotic for Fish. Ideal for freshwater use, this acting antibiotic comes in a fast-dissolving powder form and treats body fungus, fin and tail rot and secondary infections. When used at the recommended dosage, the treatment maintains a therapeutic level of the drug in the aquarium water.
- Ideal for all freshwater fish
- Treats body fungus, fin and tail rot, popeye, gill disease and secondary infections
- Maintains a therapeutic level when used at the recommended dosage
- Fast-dissolving powder quickly releases an active level of antibiotic within a few minutes
- Will not interfere with the biological filter or color the water
- Includes a fish care guide
*See menu selections above for sizes in stock and available online.