malachite green

I am on my fourth day of treating my Betta with malachite green for Velvet. What should I do if after four days it still hasn't gone away. The back of the bottle says treatment should usually last 3 to 4 days and I'm worried if I continue I will overmedicate him. He is still eating lots and has...

I had 6 fish now I only have 4. 2 of them died, 1 Was a female platy and another was a female betta. Now I only have 4 female bettas left. I've treated them with jungle fungus clear (Methylene blue) in the past for like 14 days because they had fin rot. After that I removed the entire water with...

I have a 5 gallon divided tank with a male betta on one side and female betta on the other. My male betta has one white bumb on his "forehead" area. This is Ich right? He is active, hungry, and normal otherwise. No other spots, or spots on the female yet. After reading on this forum, I...