Transcutaneous vagal nerve stimulation for the treatment of trauma- and stressor-related disorders: systematic review of randomised controlled studies
Benzouak T, Danyluck C, Gunpat S, Amougou SE, Hamoudeh RA, Prudencio-Brunello MA, Nachabe J, Edwin F, Kisely S, Rao S
BJPsych Open · 2025
Key finding
Systematic review of randomised transcutaneous VNS studies found very low certainty evidence with no clear clinical efficacy for trauma- and stressor-related disorders, though signals for reduced anger and hyperarousal were noted.
- Condition
- PTSD
- Stimulation
- taVNS
- Evidence tier
- Systematic Review / Meta-Analysis
- Participants
- —
Cite this study
Benzouak, T., Danyluck, C., Gunpat, S., Amougou, S. E., Hamoudeh, R. A., Prudencio-Brunello, M. A., Nachabe, J., Edwin, F., Kisely, S., & Rao, S. (2025). Transcutaneous vagal nerve stimulation for the treatment of trauma- and stressor-related disorders: systematic review of randomised controlled studies. BJPsych Open, 11(5). https://doi.org/10.1192/bjo.2025.10057
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Summary by Vagus Research. Always consult the primary source for the authoritative record.