Fish Aid Ketoconazole is a broad-spectrum antifungal medication used for topical and systemic fungal infections in fish. Designed for use in aquariums, this fish medication is effective against fungus that is susceptible to Ketoconazole.
Add 1 tablet (200 mg) into aquarium for every 50 gallons of water to be treated. Repeat in 24 hours. It is suggested that a partial water change be made between treatments. While duration of treatment depends on type and severity of infection, it is recommended that extended medication baths continue for a minimum of 5 days but not more than 10 days. Discontinue treatment if no improvement is noted within 5 days. To remove harmless yellow color, change 20% of water and use charcoal filter until clear.