Ear nerve zaps may lift depression in Parkinson's

NCT ID NCT07679529

First seen Jul 01, 2026 · Last updated Jul 01, 2026

Summary

This study tests whether a small device that gently stimulates a nerve in the ear can help reduce depression in people with Parkinson's disease. Participants use the device at home twice a day for 14 days. The trial measures changes in mood and brain activity to see if this simple, non-invasive approach works.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

transcutaneous auricular vagus nerve stimulation (taVNS) device

What this could lead to

If it works, this could offer a non-drug, at-home option to help lift depression in people with Parkinson's disease.

What could go wrong

This is a small, early-stage study with only 30 participants, so results may not apply to everyone. The device may cause discomfort or not improve symptoms.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Depression depressive disorder Parkinson disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••