I had some other brand when I had my nether-scoping, but now that you mention it, that's an apt description.

Are you getting Versed, the Short-Term Memory-Blocking Wonder Drug? That is one strange trip ...

(All in all, the procedure wasn't half as bad as I'd feared it might be. I've got to do it again this year, and I'm feeling practically blasé about it. You'll be fine.)