mouth illness

[timmyg]

what is this called. we have been giving tylan 50. No change.

 

[ChickenCanoe]

what is what called?

Lots of chicken illnesses can't be treated with antibiotics. It's best to know what one is dealing with than randomly treating.

 

[timmyg]

I now have two roosters and one hen with this. each one is in a different pen.

 

[dawg53]

See post #3 for treatment.
https://www.backyardchickens.com/t/722816/need-some-help#post_9926863

 

[casportpony]

I now have two roosters and one hen with this. each one is in a different pen.

Looks like it could be canker. If it is canker, Tylan won't help.