Worried about intubation

I've read several profiles that said people had to be intubated(air tube down throat) while awake. I have sleep apnea but do not use a machine. I have a horrible gag reflex and am worried about this. Should I be? Any tips as how to get through this?

We greatly appreciate your interest in helping us build our Q&A database. To discourage vandals from posting garbage, however, we require people to register before posting.