It can take a few days and two or more treatments before you see the effect.  Remember that cyanobacteria has some food reserve and it can live a certain time without nutriment so you got to let it strave before you see the effect.
 
Most people see the effect 48 hours after the second treatment.
 
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					Originally Posted by  MarkoD
					 
				 
				So i've done everything i can think of to get rid of the cyano. but nothing, it was getting so bad that it was covering my corals. 
  
so last night i used red slime remover.... and nothing, got home from work today and it looks just as bad as it did yesterday. and the skimmer isnt going crazy anymore so i assume the medication is done 
  
any other ideas on what to do? 
			
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