Originally Posted by jrhone

Sadly no, they usually just get told to sober up and come back later. That or they get an involuntary refund and told to find an alternative method to get home.

It can be a difficult area as there are certain procedures and guidelines to follow when denying someone, agents need to follow them and use a bit of common sense as some types of illness can have similar symptoms to being intoxicated, diabetics suffering from an insulin reaction etc.