Quote Originally Posted by abc123 View Post
I decided to add both tomato frogs to the 50 gallon tank for a while until I had a hospital tank set up for the unhealthy frog. After about a day the unhealthy frog actually went into the water for a soak, I haven't seen it do that for a long time. She also started looking a bit better and was actually eating a lot more! She ate a few large night crawlers. I think I'm going to leave her in the tank for a while and see how she does, if she stops eating again I will transfer her to the hospital tank.
You should buy a dechlorinating agent and treat all water for your frogs with it. Letting water stand does not remove heavy metals or chlorimines
Which will eventually make the frog sick. This is probably what is wrong.