The theory is that the drug will reduce fear so patients can talk about the trauma.

When patients talk too long, he recommends offering to leave the room.

In more than half the cases the patient had earlier talked about euthanasia.

Under the influence of these 'truth' drugs the patient would more readily talk about what had occurred to them.

"Doctor, how the patient can talk with all that gear in the way?"

But patients don't often talk to their doctors about these episodes.

He says patients could talk to each other about what happened and that may help.

"I have a bad habit of asking questions when the patient can't talk."

Before, if a patient wouldn't talk to me, I took it personally.

The patient could not talk, but he gave a trembling thumbs-up.