What are the treatments for post herptic neuropathy and the shingles virus entering the optic nerve?

I had a wonderful case of shingles this spring that covered my right forehead & scalp down to my right eye. After giving me a prescription for anit-viral drugs, I demanded something at least to help with the intense itching & sensation of being attacked by millions of stabbing pins. My doc gave me an [...] http://bit.ly/qsBgDp