I couldn't really tell- when I used it I had also made some other changes. Will try again tonight!
But I think i am running out of entities to trap... lol Just the "big one" in my tailbone/pelvis, some little things around my occipital and shoulders, and one or two behind my heart. That's it...almost Archon free :)
The world is a very peaceful and quiet place without archons in your body.