I think you need to tell them you will never eat the eggs again and get something that will treat the bacteria. If they won't prescribe Baytril, ask if they will do amikacin. The Tylan won't treat any gram-negative bacteria, like E. coli and pseudomonas aeruginosa, which are commonly found with...
First, let me say I am so happy you were able to get her to a vet. :hugs
I'm torn though, because I never know when to insist that people should see a vet or try something like this on their own, so I am very sorry if my advise suggesting you try this upset you. :hugs
I think this thread...
Flies are bad news because they might lay their eggs in her wound. Those eggs hatch into maggots and then you have fly strike. I think if she were mine I would bring her inside.
When I have one that's I'll I like to place them in a really warm room, then watch for signs of overheating. Right now I have a old boy that's not feeling well got him in a hospital cage that's about 75 degrees. How active is she where she is now? If just sitting looking depressed, bringing her...
I think some people have had success in applying corn starch or flour to stop bleeding. Do you have someone that can go to Petsmart or Petco to get some Kwik-stop stypic powder?
No medicine for the wound, but I do think I gave her Baytril for the underlying respiratory infection.
https://www.backyardchickens.com/articles/baytril-enrofloxacin-sources.74374/
I think that is one I would lance. :(
Read these threads too:
https://www.backyardchickens.com/threads/sinus-surgery-video.1081042/
https://www.backyardchickens.com/threads/sinus-infections.1074036/