Did the vet tell you what the withdrawal period was?I finally spoke to a vet and I’m getting some tetracycline powder to give my sick chickens in their water, but how long do I have to wait to use their eggs after they have antibiotics?
What form of tetracycline do you have and what is the dose? Here is a paper stating withdrawal periods for various forms and dosages of tetracycline:
http://www.farad.org/publications/digests/122015EggResidue.pdf