Antiparasitic
De-Los
Wide-spectrum antiparasitic for gill flukes, fish lice, anchor worms, leeches, and parasitic eggs. Safe with freshwater plants at…
from $38.00
Koi & Pond
Antifungal
Forma-Green
Formaldehyde + malachite green combination — broad-spectrum treatment for ich, costia, trichodina, oodinium, and fungal infections.
from $24.00
Antibiotic
Nitrofuracin Green
Wide-spectrum antibacterial and antifungal. Excellent for new fish, ammonia burn, transport stress, and quarantine.
from $32.00
Antibiotic
Koi Fix For Food
Medicated food additive for koi with bacterial ulcers and open sores. Reaches the bloodstream — water treatments cannot.
from $54.00
Antibiotic
Koi Fix For Water
Water-borne version of Koi Fix — use when the fish are too sick to eat. Targets surface bacterial…
from $48.00
Freshwater Tropical
Aeromonas (Ulcer Disease)
Bacterial infection causing open ulcers, hemorrhagic patches, and red sores. The #1 cause of mortality in koi ponds…
Critical
Koi & Pond
Koi Herpes Virus (KHV)
Notifiable viral disease devastating koi populations worldwide. Mortality 80–100%. No cure — only management and prevention.
Critical
Freshwater Tropical
Fin Rot
Progressive deterioration of fin tissue caused by opportunistic bacteria — usually a symptom of poor water quality.
Mild
Freshwater Tropical
Cloudy Eye
Hazy or opaque film over one or both eyes — usually a sign of bacterial infection or chronic…
Moderate