API EM Erythromycin — Broad-Spectrum Antibiotic Treatment

API EM Erythromycin is a broad-spectrum antibiotic powder medication formulated to control gram-positive bacterial infections in freshwater aquariums. It targets the most common bacterial diseases affecting fish and requires a full 4-dose treatment course over 4 days for best results.

Treats

• Body slime and mouth fungus (bacterial)
• Furunculosis (open lesions and swelling)
• Bacterial gill disease
• Hemorrhagic septicemia (blood spots)
• Columnaris

Active Ingredient

• Erythromycin (broad-spectrum gram-positive antibiotic)

Dosing

• Empty 1 packet per 10 gal directly into aquarium
• Repeat every 24 hours for a total of 4 doses

Includes

• 10 powder packets