Others may have more scientific advise.But from what you say the PAIN and Nerve issues can be HELPED and Decreased HOPEFULLY with the use of INDICA Strains..Indicas Are more of the Pain and body Effecting Herbs as the Sativas Are more of a Euphoric and Mind Uppity Effect.Check this site out it list almost all strains and there medicinal uses..

Marijuana Strain Reviews and Guide - Leafly
hghflyrjd1 Reviewed by hghflyrjd1 on . New to the boards with a question?? Hey all.... I know very little about using medical marijuana for chronic pain and I'm looking for answers. Bad car accident 5 years ago...normal process I guess..treatment..therapy..pain...hoping pain goes away....more pain...narcotics.....finally down to Tramadol and nerve blocks. I want off the Tramadol and the shots help but for how long??? no one knows?? Along the way, I have developed what the doctors call "nerve pain" 24/7. Burning and aches in joints, legs, arms, etc. in addistion to Rating: 5