fml flatworms

[Proteus]

Ok.
So I have been loosing acros for a month now looking like stn. I thought originally it was stn
Dipped a piece today and yep Flatworms.

Now what?

I.have flatworm exit but read it doesn't work on aefw
Should I dip all my corals or are the worms on rock too

I dip everything and haven't bought coral in months