Interestingly Oregano proves to be a Panacea.
It protects against Fowl Mites (as repellent),

against Coccidiosis, Histomoniasis and other bacterial (e. E. Coli etc. pp) & even viral infections
altogether - it supports the intestinal health, e.g.
There is an old saying from Physicians from ancient Rome and Greece, that “Death begins in the Colon.”

and You can disinfect hatching eggs with Oregano oil