taVNS or TMS or Both for Depression

Part of paid clinical trials in Charleston, South Carolina.

Sponsor
Medical University of South Carolina
Study ID
NCT05725239
Status
Recruiting

Conditions

Eligibility Criteria

Sex
ALL
Age
18 Years - 75 Years
Healthy Volunteers
Not accepted

Interventions

  • Vagus Nerve Stimulation — DEVICE
    All taVNS sessions will use the following parameters: 25Hz, 500us pulse width, on for 7 seconds, off for 12 seconds.The length of VNS treatment sessions will be identical to TMS treatment sessions and will have the same 30 minute break between each treatment session. These treatments (active or sham) will be administered to participants each treatment day, for a total of 6 different treatment days, but only 4 are active.
  • Transcranial Magnetic Stimulation — DEVICE
    Participants will receive 20 trains of 30 pulses each for a total of 600 pulses per session. We will repeat this for 6 sessions each day, with at least 30 minutes between each session. These treatments (active or sham) will be administered to participants each treatment day, for a total of 6 different treatment days, but only 4 are active, so participants will get 24 TMS sessions over the course.

Study Details

The purpose of the research is to test out a combined treatment for depression where the investigators stimulate a nerve in the ear while at the same time stimulate the brain with magnets. These treatments are called transcutaneous (through the skin) auricular (ear) vagus nerve stimulation (taVNS) and transcranial (through the skull) magnetic stimulation (TMS). For participants who already have a cervical VNS device, the investigators will not change their treatment and will use this in place of the taVNS. The investigators think this combined method might treat depressive symptoms better than either alone. This study is in person at the Institute of Psychiatry in downtown Charleston on the MUSC campus. First, participants will have a screening session and then will have 6 treatment days total where participants will receive either VNS treatment alone, TMS treatment alone, or both at the same time. The treatment that participants start with will be randomized, and they will have 2 treatment days of each combination.

Key Dates

Start date
Mar 14, 2023
Status verified
Jul 2025
Primary completion
Jun 1, 2026
Completion
Jul 1, 2026

Study Design

Enrollment
24 participants (estimated)
Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT

Arms

  • Experimental: Vagus Nerve Stimulation (VNS) only
  • Experimental: Transcranial Magnetic Stimulation (TMS) only
  • Experimental: Synchronized VNS and TMS

Primary Outcome Measure

Change in Hamilton Depression Rating Scale [ Time Frame: Through study completion, an average of 8 weeks ]

Central Contacts

Locations (1)

FacilityCityStateZIPSite coordinators
Medical University of South Carolina Institute of PsychiatryCharlestonSouth Carolina29412
Elisabeth Collins

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