In a systematic review performed by researchers at Oregon Health & Science University and published in Annals of Internal Medicine, evidence supporting the effectiveness of cannabis-related products for treating pain was found to be surprisingly thin, despite the rising popularity of these products.
Researchers found some evidence to support cannabis-related products in treating neuropathic pain, or pain caused by damage to peripheral nerves. These products also led to notable side effects, including sedation and dizziness, however.