I have a blue hippo tang that has been a recent purchase from a very good vendor but has recently gotten ich due to over feeding on mine and my brothers fault i have set up a 10 gallon quarentine aquarium to treat cases like this but it seems as though hes passed it on to both of the clowns the yellow tang looks healthy and so does the coral beauty and porcupine puffer but the long horn cow has a little ich i have live rock and inverts in the tank is there some way to cure this with out having to take them all out and put them in the tiny tank to be treated is there a medacine i can use thats safe for the rock and inverts and stars i am feeding them misa shrimp krill brine and adding the garlic extreme drops the tangs dont seems to like the seaweed algae all that much so is there something else i should try the blue tang is scratching hinself against the rocks to knock them off everday he seems to get better then it comes back so i dont know what to do only the blue hippo tang 2 clowns and cow fish are noticable but maybe the others have it as well now they still all eat like pigs