Ick medication?

[don trinko]

Don't have any ick but I want to have the proper stuff around just in case. I noticed that Malachite green and Formalin are suposed to cure ick. I have them and have used them in FW tanks. Any reason they won't work for SW? Thanks; Don T.

 

[lionpaw38]

As long as its a fish only tank. If you are running a reef tank with live rock that would be a no.........will ruin live rock and kill inverts.