Status:

RECRUITING

Stuttering and Neuromodulation

Lead Sponsor:

NYU Langone Health

Conditions:

Stuttering

Eligibility:

All Genders

18-65 years

Phase:

NA

Brief Summary

The purpose of this study is to collect preliminary data on the efficacy of transcranial direct current stimulation (tDCS) combined with traditional behavioral techniques to reduce stuttering severity...

Eligibility Criteria

Inclusion

  • Adults aged 18 to 65 years.
  • Diagnosis of developmental stuttering, verified by a licensed speech-language pathologist.
  • Mild-to-moderate or greater stuttering severity, defined as a score of 20 or higher on the Stuttering Severity Instrument-Fourth Edition (SSI-4).
  • English as a primary language.
  • Right-handedness (to minimize variability in neural lateralization).
  • Willing and able to attend all study sessions and follow study procedures.

Exclusion

  • Have a history of neurological, psychiatric, or medical conditions that are contraindicated for tDCS.
  • Are currently taking medications known to affect cortical excitability.
  • Have a history of seizures or epilepsy.
  • Are pregnant or planning to become pregnant during the study period.
  • Have metal implants in the head (excluding dental work) or other contraindications to electrical brain stimulation.
  • Any skin disorder or skin sensitive area near stimulation locations.

Key Trial Info

Start Date :

September 4 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

October 1 2027

Estimated Enrollment :

16 Patients enrolled

Trial Details

Trial ID

NCT07222163

Start Date

September 4 2025

End Date

October 1 2027

Last Update

October 29 2025

Active Locations (1)

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NYU Langone Health

New York, New York, United States, 10016