Hope and think the antibiotics should do the trick in relatively short time. Infection is usually the cause of dental pain and root canal severs the nerve, not that there isn't discomfort from the actual 'work' done on the tissue.
Great job ratting out the AV and stoping it cold!
I had a recent little dust up, and the little rat bastard lost, yeah us !
Hope all gets well sooner than later, btw you da man, girl
