How long does it take for neuropathy to reverse?
However, in some situations, symptoms of neuropathy may lessen but not completely go away. For example, nerve injury caused by radiation often does not recover well. Neuropathy caused by chemotherapy is also difficult to cure, and recovery may take 18 months to five years or longer.
Can CBD oil help dogs with degenerative myelopathy?
CBD Helps Protect the Nervous System and Helps with Neurodegenerative Diseases: For does that are suffering from degenerative myelopathy and other spinal and nervous issues, CBD shows great promise.
A gradual state
Progression to this state may occur over several months. Diagnosis and treatment is through the establishment of underlying disease (diabetes mellitus) and characteristic neurologic exam findings, and in most cases will resolve in 6 to 12 months if the DM is treated appropriately. Those who have a disease or diseases of the endocrine system (medical catch-all term is endocrinopathy) are more prone to neuropathic problems than anyone who has no endocrine conditions. 
Does neuropathy in dogs go away?
How do you treat neuropathy in dogs?
Is diabetic neuropathy painful in dogs?