About this trial
1. To evaluate the feasibility and acceptability of a home-based taVNS intervention and follow-up for pain and symptom management in breast cancer survivors. 2. To investigate the impact of taVNS on secondary outcomes, including pain, anxiety, depression, fatigue, and the brain-gut axis (BGA) in breast cancer survivors.
Eligibility criteria
Qualifiers
are aged 18-79 years older;
have histologically confirmed Stage 0, I, II, or III breast cancer;
had completed their primary cancer treatment (surgery, radiotherapy, chemotherapy) and are currently on a stable survivorship care plan (e.g., endocrine therapy, supportive care), with no major treatment changes expected during the study;
have experienced pain with a severity of 4 or greater out of 10 for at least ten days in the last month;
Disqualifiers
have metastatic breast cancer (Stage IV);
have a current diagnosis of another active cancer;
have a history of significant cardiac conditions, such as bradycardia, arrhythmia, recent myocardial infarction, or heart failure;
have been diagnosed with a severe psychiatric illness (e.g., schizophrenia, bipolar I disorder with active psychosis) that could interfere with adherence to study procedures;
Trial design
Treatments tested in this trial
- Active taVNS
- Sham taVNS