Introduction Radiotherapy-related neuropathic pain (RRNP) is one of the most distressing complications after radiotherapy for head and neck cancers. Drug therapy is not sufficiently effective and has limitations in terms of dose titration period and side effects. Transcutaneous auricular vagus nerve stimulation (taVNS). which stimulates the auricular branches of the vagus nerve throug... https://www.lightemupsequences.com/