***** Play It Koi is rated 4.9 out of 5 stars, based on 2248 reviews!

API Pondcare Melafix Antibacterial Fish Remedy

2 reviews 176C

API (Pond Care)

Regular price $50.33


API Pond Melafix acts as an all-natural, antibacterial remedy for koi and goldfish diseases, including eye cloud, mouth fungus, fin & tail rot, damaged fins, ulcers, and open wounds. Use if you notice these symptoms among fish in your pond, or when adding new fish. Pond Melafix is safe for snails and other invertebrates, and will not harm aquatic plants, affect pH, or adversely affect your pond’s natural biological filter.

Use API for a clean, healthy pond all season long!


Remove carbon from pond filter and turn off UV lights and ozone-producing units, if applicable. Add 1 tsp. for every 150 gallons of pond water or 0.25 cup for every 600 gallons. As a preventive when introducing new fish to the pond: dose daily for 3 days. To treat infections or heal wounds: dose daily for 7 days.


16 oz.
64 oz.

WARNING: This product can expose you to chemicals including beta-Myrcene, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Customer Reviews
5.0 Based on 2 Reviews
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joshua f.
United States United States
Great product

Worked quick. Seemed to really help the fish

Donna G.
United States United States
Melafix Antibacterial Fish Remedy

My order came in fewer days than expected. This seems to be helping the Koi after having to drain the pond and restart it. Play it Koi has very good customer service.

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