How Can Neuropathy In The Fingers Be Treated?

I have neuropathy, when I eat my finger become dehydrated looking there numb and I cant button a shirt or feel and manipulate my fingers to find keys in pocket keys or pick up change or small items. in afternoon into early evening my pain becomes very intense and some fingers tense into a cramped distorted condition. looking dehydrated even afterb fluid intake I am currently prescribed Gabapentin 100 mg caps Take once in evening usually before bed. Is there a reverse of this condition with treatment or exercise