ICH IS CAUSED BY STRESS,SO IF YOU CAN FIGURE OUT WHAT IS BOTHERING YOUR FISH MAYBE YOU CAN HELP HIM ,MAYBE ANOTHER FISH BOTHERING HIM,REMEMBER ALSO ,ALL ABOVE TREATMENTS MAY WORK BUT HONESTLY,THE MORE YOU STESS HIM THE MORE ICH YOU GET,TRY FEEDING HIM MORE TO TRY TO MAKE HIM HAPPY,AND TRY TO STAY OUT OF YOUR TANK AS MUCH AS POSSIABLE,YOU STRESS HIM TO,ALSO TEMP FLUX MAY GIVE ICH TRY TO KEEP A STEADY TEMP