No idea

Mid thirties male, feeling faint, known ETOH abuser (booze).
Have you ever felt like this before?
No
Have you been eating?
No
When's the last time that you had something to eat?
I can't remember.
How long have you been drinking?
About a month.
Do you have any idea what could have caused this?
No.
OK come with us.

I left the speech making up to the receiving nurse.
With only one call interrupting a six hour sleep, I was in way too good of a mood to give a speech.
Plus he was a good candidate for a 16 gauge IV (large bore), and practice is always good.