Baytril is banned for chickens in the US, but the egg withdrawal time is between 5 and 10 days according to these 2 studies of eggs:
https://www.researchgate.net/public...nrofloxacin_Preparations_Baytril_and_Enrotryl
https://pubmed.ncbi.nlm.nih.gov/21392039/
https://www.researchgate.net/public...nrofloxacin_Preparations_Baytril_and_Enrotryl
https://pubmed.ncbi.nlm.nih.gov/21392039/