For me,
It's a lot better than being awake.

I'm still waiting for my pain consult after seeing neuro last week. I will definitely ask about it.

You should find out who offers it.
I found a place that offers it.

I wish I had a sedative when I had mine done. I'm certainly nervous about facet injections without. Any spinal injections actually.

Personally, I wouldn't do it with a local.