+1 - salt or copper-based medication will kill shrimp. If you want to save them, someone has to move to a QT tank.
Don't use the kind of salt you find in the kitchen - go out and get some proper aquarium salt (freshwater, not marine). Most petshops will carry it.
I'd also suggest posting in the disease section, with pictures - heaps of experience disease-fighters there.
Don't use the kind of salt you find in the kitchen - go out and get some proper aquarium salt (freshwater, not marine). Most petshops will carry it.
I'd also suggest posting in the disease section, with pictures - heaps of experience disease-fighters there.