Fritz Maracyn is an erythromycin-based antibiotic for treating common bacterial diseases in freshwater and saltwater aquarium fish, in easy fast-dissolving packets.
Treats columnaris (cotton wool disease), fin and tail rot, popeye and gill disease
Targets gram-positive pathogenic bacteria
Can be used along with Coppersafe, Maracyn Two or Maracyn Oxy
Available as 10 x 1 g packets or 20 x 1 g packets
Available at our Picayune store for pickup, local delivery or shipping.
