Originally Posted by Coast2Coast
Last I read empty bottols were ok. And if they take it away or make you dispose of it, you can take the empty bottle you have from the newstand which you will buy on the otherside of security.
Additionally, you can bring a doctor's note.
Yes. but if the doctor's note is more than 25 words long, it must go in checked baggage.
Of course, if it is legible, profilers will have reason to doubt its authenticity.