Most Rx limited help. The central nervous system is made up of the brain and the spinal cord; all the nerves to the rest of the body stem from the cns, and is called peripheral nervous system; neuropathy (n) is a disorder of the peripheral nerves. Examples are diabetic neuropathy, alcohol-induced n. And carpal tunnel, a n. Of the median nerve in the wrist. Gabapentin, lyrica, (pregabalin) tegretol etc may help but no cures, yet.
Depend. It depends on the cause and type of neuropathy.