Antibiotic
Nitrofuracin Green
Wide-spectrum antibacterial and antifungal. Excellent for new fish, ammonia burn, transport stress, and quarantine.
from $32.00
Marine / Saltwater
Antiparasitic
Quinine Sulfate
The only reliable treatment for copper-resistant marine ich (Cryptocaryon irritans).
from $42.00
Freshwater Tropical
Mycobacteriosis (Fish Tuberculosis)
A slow, chronic infection caused by Mycobacterium spp. Symptoms include emaciation, spinal deformity, and granulomas. Zoonotic risk —…
Critical
Marine / Saltwater
Marine Ich (Cryptocaryon irritans)
Saltwater white-spot disease. A 2006 resistant strain renders traditional copper and formalin treatments ineffective — quinine sulfate is…
Severe
Freshwater Tropical
Velvet (Oodinium)
Dinoflagellate parasite producing a fine, gold-dust coating across the body. More lethal than ich; gill infection causes rapid…
Severe
Freshwater Tropical
Cloudy Eye
Hazy or opaque film over one or both eyes — usually a sign of bacterial infection or chronic…
Moderate