Right now, just keep a close eye on it. It should heal up just fine. As for the antibiotics, they are meant to fight off other infections, so it surely may help. She sounds like she's in a bit of a shock though, keep an eye on her and make sure she eats. Some of the lack of appetite may be the antibiotics themselves or the URI.
I'm no vet, but I'm sure laurief will read this and have a better explanation, she's the local guru, in my opinion.
I'm no vet, but I'm sure laurief will read this and have a better explanation, she's the local guru, in my opinion.