27 completed, 17 recruiting, 17 unknown, 2 not yet recruiting. 45 Not applicable, 7 Phase 2, 3 Phase 3, 2 Phase 1, 1 Phase 4.
Follow Stuttering: new trials by email Literature Review of Stuttering trials Research Report on Stuttering
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| Effectiveness of Virtually Simulated Intervention for Patients Having Stuttering Virtually Simulated Intervention, Traditional Speech Therapy - Stuttering | Not applicable | Not yet recruiting | Riphah International University | 44 | 2026-10-25 | 2026-11-05 |
| Development and Pilot Testing of Virtually Simulated Intervention for Patients Having Stuttering Virtually Simulated Intervention - Stuttering | Not applicable | Not yet recruiting | Riphah International University | 10 | 2026-09-10 | 2026-09-22 |
| Noninvasive Thalamocortical Neuromodulation With Low-Intensity Focused Ultrasound for Persistent Developmental Stuttering High DC LIFU, Sham - Stuttering, Developmental Stuttering | Not applicable | Recruiting | University of Michigan | 20 | 2026-08-19 | 2026-09-15 |
| Large Language Models for Stuttering Assessment and Therapy ChatGPT-Generated Responses, Claude-Generated Responses, Google Gemini-Generated Responses - Stuttering | Completed | Istanbul Gelisim University | 5 | 2026-08-07 | 2026-09-22 | |
| Desensitization-Based Structured Intervention Program for Individuals With Stuttering Structured Desensitization-Based Job Interview Program - Stuttering | Not applicable | Recruiting | DİLARA BASER | 36 | 2026-07-20 | 2026-08-14 |
| Investigating Individual Differences in Speech Motor Skills in Neurotypical Speakers and Persons With Disordered Speech Unpredictable auditory feedback perturbation: 2 behavioral sessions, Unpredictable auditory feedback perturbation during tCS: 3 behavioral sessions, Sustained F1 auditory feedback perturbation - Stuttering, Developmental, Dyslexia | Not applicable | Recruiting | Boston University Charles River Campus | 90 | 2026-06-12 | 2026-07-21 |
| Effects of Psilocybin on Speech Fluency, Struggle, and Brain Activity in People Who Stutter Psilocybin, Speech therapy - Stuttering | Phase 2 | Recruiting | NYU Langone Health | 25 | 2026-05-07 | 2026-11-10 |
| Organization and Development of Motor Cortical Circuits for Speech Production in Stuttering Speech Production During functional magnetic resonance imaging (MRI) - Stutter, Stuttering, Adult | Not applicable | Recruiting | University of Michigan | 50 | 2026-04-24 | 2026-04-29 |
| Lumateperone in the Treatment of Stuttering, Childhood Onset Fluency Disorder Lumateperone (ITI-007), Placebo Tablet or Capsule - Stuttering, Adult | Phase 2 | Recruiting | CSTrials Inc. | 24 | 2026-04-18 | 2026-07-29 |
| Using Non-invasive Brain Stimulation to Explore Potential Treatments to Reduce Speech Errors in Adults Who Stutter High - Definition Transcranial Direct Current Stimulation - Stuttering, Fluency Disorder | Not applicable | Recruiting | The University of Texas at Dallas | 50 | 2026-03-17 | 2026-10-26 |
| Investigating Subcortical Contributions to Speech Sequencing in Deep Brain Stimulator Recipients Phoneme sequence learning, Cessation and re-enabling of stimulation of the STN, Cessation and re-enabling of stimulation of the VIM thalamic nucleus - Parkinson's Disease (PD), Essential Tremor | Not applicable | Recruiting | Boston University Charles River Campus | 80 | 2026-02-18 | 2026-03-09 |
| Using Transcranial Magnetic Stimulation to Treat Stuttering Transcranial Magnetic Stimulation - Stuttering, Adult | Not applicable | Recruiting | Kansas State University | 10 | 2026-02-15 | 2026-08-05 |
| Dopamine and Sensorimotor Function in Stuttering Aripiprazole 10 MG, Placebo - Stuttering, Adult | Phase 1 | Recruiting | University of California, San Francisco | 25 | 2025-09-30 | 2026-08-19 |
| Stuttering and Neuromodulation Soterix Medical 1x1 tDCS system, Speech therapy sessions - Stuttering | Not applicable | Recruiting | NYU Langone Health | 16 | 2025-09-04 | 2026-09-02 |
| Transcranial Alternating Current Stimulation (tACS) in Stuttering transcranial alternating current stimulation (tACS) - Stuttering, Adult, Stuttering, Childhood | Not applicable | Recruiting | University of Michigan | 80 | 2025-08-05 | 2026-10-13 |
| Effects of Tele Speech Therapy on the Treatment of Stammering in Adults Who Stutter Teletherapy, Traditionally speech therapy - Stammering | Not applicable | Completed | Riphah International University | 16 | 2025-03-20 | 2025-07-15 |
| Investigating the SMA's Role in Speech and Reading Fluency in PWS With rTMS Brain stimulation - Stuttering, Adult | Not applicable | Enrolling by invitation | Medipol University | 15 | 2025-01-01 | 2025-02-05 |
| Bihemispheric Transcranial Direct Current Stimulation* on Speech Fluency Transcranial direct current stimulation - Stuttering, Adult | Not applicable | Completed | Biruni University | 36 | 2024-01-23 | 2026-03-20 |
| Auditory Prediction and Error Evaluation in the Speech of Individuals Who Stutter Delaying speech initiation, Auditory errors and pre-speech auditory modulation, Contributions of the speech premotor cortex to pre-speech auditory modulation - Healthy Subjects, Stuttering, Developmental | Not applicable | Recruiting | Arizona State University | 300 | 2024-01-01 | 2025-08-21 |
| Stimulation of the Thalamus to Ameliorate Persistent Disfluency System On, System off - Persistent Developmental Stutter, Childhood-Onset Fluency Disorder (Stuttering) | Not applicable | Unknown | University of British Columbia | 3 | 2023-11-01 | 2023-10-12 |
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