Thanks for the question,
You have most probably started Herpes Zoster
caused by same chicken pox
virus!unilateral in distribution,with pain and burning in the lesions ,it will last for 15 days.you must take following medicines,
1 tab acyclovir
800 mg 5 times a day for 7 days.
2 cap neo gab(gabapentin
) 300 mg bid
3 apply xylocain jelly thrice a day
4 tab neurobeon (vit b complex) one tid .
Tell me after 1week bye till then
Dr Sher Bhutto