hi i am having real issues trying to clear one of my cichlids of internal parasites. i've done the whole metro+ treatment... jungle internal parasite medication etc. etc. this thing does NOT go away. it's been a number of weeks now and there's still stringy poo coming out. i'm ready to throw in the towel. the fish is still swimming around but not eating and long stringy white poop hanging out 
help!!!!!
help!!!!!