Or at least make the symptoms better for those who got nerve lesion ?
Neurogenesis is the regrowth of nerve with the help of :

HORMONES
Pregnenolone Testosterone
Androstenedione Dehydroepiandrosterone
(DHEA)
Chorionic Gonadotropin Growth Hormone
AMINO ACIDS
Taurine Gamma Amino Butyric Acid
Glycine Phenylalanine
NERVE TISSUE BUILDER
Alpha Lipoic Acid

Or rsd can't be cure with regrowth of nerve ?