Produced by API, Bettafix is a natural solution for bacterial fish infections. Its main ingredient is Melaleuca, a botanical extract that is known to successfully treat open wounds and tissue damage, especially those caused by netting.
You can use this remedy anytime you see a torn fin, red ulcers or slimy patches. All you have to do is add 9 drops per pint or 18 per quart. Also, you should add a 1/2 teaspoon extra for larger tanks, and you can repeat treatment if necessary. It will treat 20 gallons of fresh water.