post herpetic neuralgia BECAUSE OF SHINGLES

HI I LIVE IN OHIO AND I HAVE post herpetic neuralgia FROM HAVING SHINGLES. I DID NOT GET THE BLISTERS OR RASH BUT THE DOCTOR SAID IT WAS SHINGLES. ITS ON MY RIGHT SIDE UNDER THE BREAST TO THE BACK STOPS AT THE SPINE. THE FEELING I GET ON MY SKIN IS WHEN YOUR LEG OR ARMS FALLS ASLEEP. AND JUST IN THAT ARE I HAVE LIKE PRESSURE THERE .I CAN NOT SLEEP OR LAY ON MY RIGHT SIDE. AND THE PAIN I GET CAUSES BACK PAIN. I DO TAKE GABAPENTIN 300 MG 3 TIMES A DAY. BUT IF THAT IS JUST FOR PAIN I NEED SOME THING FOR MY NERVES SO THAT THERE WONT BE DAMAGE AND THINGS WILL START TO GO AWAY IM 46 YEARS OLD FEELING LIKE THINKS IS MAKING ME CRAZY. IM BEEN TAKING VITAMINS AND CREAM TO PUT ON THAT SIDE. LITTLE BY LITTLE DAY TO DAY IT SEEMS TO BE DOING BETTER WHEN CAN I EXCEPT TO BE NORMAL ON THAT SIDE HELP ME PLEASE LOVE APRIL