It's o.k. to do that.This might seem like a dumb question, but to give her the medication orally, I’ve seen people give little drops towards the front of the side of the beak, and let them swallow naturally to prevent aspiration, is that ok?
You can also follow info in the article below.
https://www.backyardchickens.com/ar...er-construction-check-back-for-updates.73335/