No clear evidence that cannabis-based medicines are successful treatment for chronic pain

January 19, 2026

An updated Cochrane review has concluded that there remains no clear evidence that cannabis-based medicinal products relieve chronic pain. The review, entitled ‘Cannabis‐based medicines for chronic neuropathic pain in adults‘, published in the Cochrane Database of Systematic Reviews on 19 January 2026, looked for evidence that patients reported pain relief levels of 50% or greater. […]