It need to run the full course. An out break is possible, you can see the same even with
cooper. And yes, many have used this treatment

--
Boomer

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If You See Me Running You Better Catch-Up
"Rick" wrote in message
om...
: I have a Fish Only-Live Rock 120 gal aquarium which only one of my
: tangs show signs of white spots. 3 weeks ago I started to lower the
: Salinity to 1.009.
:
: After carfully lowering the salinity to 1.009 so that there was no
: shock to the fish, I got it lowered to 1.009. Now that the salinity
: has been lowered for two weeks it looked as if the ich problem was on
: the road to recovery, untill today I noticed even more white spots.
: Has anyone ever used this treatment? I know it should take 6-8 weeks
: but why all of a sudden another out break? I thought I was on the
: right road to this type of treatment. What can I expect next?
:
: What may have happened?
:
: Rick