Tried api general cure (2 doses). Then sulfaplex. Kanaplex (both 2 doses). Finally maracyn oxy (1 dose).
He is a handsome guy. Dont want to lose him. But wont eat. Coming from 125g batch of rainbows. Now in a 20g quaratine tank.
Video attached.
Water parameters. 0 ammonia. 0 nitrite. Just did a large water change. Old filters.