Stuttering clinical trials
The registry lists 72 studies for Stuttering across more than 10 countries. 22 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-23.
Status
- Completed
- 28
- Recruiting
- 18
- Status unknown
- 15
- Not yet recruiting
- 3
- Active, not recruiting
- 2
- Suspended
- 2
Phase
- Phase 2
- 9
- Phase 3
- 4
- Phase 1
- 2
- Phase 4
- 1
Where
- United States
- 34
- Pakistan
- 7
- Egypt
- 5
- Turkey (Türkiye)
- 3
- United Kingdom
- 3
- Belgium
- 2
Who runs them
University of Michigan (6) · Riphah International University (5) · National Institute on Deafness and Other Communication Disorders (NIDCD) (4) · Assiut University (4) · Boston University Charles River Campus (3) · Sohag University (3) · NYU Langone Health (2) · University of Sydney (2)
Studies
Recruiting first, then most recently updated. Showing 50 of 72 — search for more.
- Development and Pilot Testing of Virtually Simulated Intervention for Patients Having StutteringNot yet recruitingNCT07833969Not applicable1 country
- Noninvasive Thalamocortical Neuromodulation With Low-Intensity Focused Ultrasound for Persistent Developmental StutteringRecruitingNCT07668882Not applicable1 country
- Stuttering and NeuromodulationRecruitingNCT07222163Not applicable1 country
- Speech Signals in StutteringRecruitingNCT05668923Not applicable1 country
- Dopamine and Sensorimotor Function in StutteringRecruitingNCT07215884Phase 11 country
- Desensitization-Based Structured Intervention Program for Individuals With StutteringRecruitingNCT07764419Not applicable1 country
- Using Transcranial Magnetic Stimulation to Treat StutteringRecruitingNCT07389694Not applicable1 country
- Lumateperone in the Treatment of Stuttering, Childhood Onset Fluency DisorderRecruitingNCT07734103Phase 21 country
- Investigating Individual Differences in Speech Motor Skills in Neurotypical Speakers and Persons With Disordered SpeechRecruitingNCT07459803Not applicable1 country
- Organization and Development of Motor Cortical Circuits for Speech Production in StutteringRecruitingNCT07180628Not applicable1 country
- The Development of Stuttering in Young ChildrenRecruitingNCT065784161 country
- Using Non-invasive Brain Stimulation to Explore Potential Treatments to Reduce Speech Errors in Adults Who StutterRecruitingNCT07354139Not applicable1 country
- Investigating Subcortical Contributions to Speech Sequencing in Deep Brain Stimulator RecipientsRecruitingNCT07455760Not applicable1 country
- Effects of Psilocybin on Speech Fluency, Struggle, and Brain Activity in People Who StutterNot yet recruitingNCT07296328Phase 21 country
- Network Connectivity and Temporal Processing in Adolescents Who StutterRecruitingNCT05286151Not applicable1 country
- Transcranial Alternating Current Stimulation (tACS) in StutteringRecruitingNCT06740968Not applicable1 country
- Auditory Prediction and Error Evaluation in the Speech of Individuals Who StutterRecruitingNCT06181149Not applicable1 country
- Investigating the SMA's Role in Speech and Reading Fluency in PWS with RTMSEnrolling by invitationNCT06809387Not applicable1 country
- Information Processing Biases in Adults Who StutterRecruitingNCT06422442Not applicable1 country
- Stimulation of the Thalamus to Ameliorate Persistent DisfluencyNot yet recruitingNCT05641701Not applicable
- Exploring the Nature, Assessment and Treatment of StutteringRecruitingNCT05908123Not applicable1 country
- TreatPaCS = Treatment for Preschool Age Children Who StutterRecruitingNCT05185726Not applicable1 country
- Effects of Ecopipam or Placebo in Adults With Stuttering (Speak Freely)CompletedNCT04492956Phase 21 country
- Large Language Models for Stuttering Assessment and TherapyCompletedNCT078353471 country
- Investigating Speech Sequencing in Neurotypical Speakers and Persons With Disordered SpeechCompletedNCT05437159Not applicable1 country
- Speech Processing in StutteringCompletedNCT04929184Not applicable1 country
- Effects of Altered Auditory Feedback on Speech FluencyActive, not recruitingNCT06011837Not applicable1 country
- Bihemispheric Transcranial Direct Current Stimulation* on Speech FluencyCompletedNCT06278233Not applicable1 country
- Effects of Emotional Processes on Speech Motor Control in Early Childhood Stuttering.CompletedNCT05003583Not applicable1 country
- Effects of Tele Speech Therapy on the Treatment of Stammering in Adults Who StutterCompletedNCT06937437Not applicable1 country
- Explorative Study for Treating Persistent Developmental Stuttering With RamiprilActive, not recruitingNCT04173949Phase 31 country
- Genetic Linkage Studies of StutteringCompletedNCT000016043 countries
- Modifying Unconscious Tongue Movements in Adults With Developmental Stammer.SuspendedNCT04310436Not applicable1 country
- Shaping Motor Neural Functioning of Developmental Stuttering to Improve FluencyCompletedNCT05306782Not applicable1 country
- Effects of Al-Lisaan Urdu Digital Software for Self-Assessment and Treatment of Adult StuttersCompletedNCT06059729Not applicable1 country
- High-definition tDCS Treatment for Cantonese-speaking Adults Who StutterCompletedNCT05574803Not applicable1 country
- Effect of Stuttering Remediation Exercises on Cortical Auditory Evoked PotentialsStatus unknownNCT05473572Not applicable1 country
- Executive Function Performance in Children Who StutterStatus unknownNCT056404401 country
- The Effects of Brain Stimulation on Speech Fluency in Adults Who StutterStatus unknownNCT05472181Not applicable1 country
- Computerized Based Analysis for Detection and Severity Assessment of StutteringStatus unknownNCT05437627
- Prevalence of Stuttering in Children With ADHD at Sohag University HospitalStatus unknownNCT053834301 country
- Investigating Non-invasive Brain Stimulation to Enhance Fluency in People Who StutterCompletedNCT03335722Not applicable1 country
- Study of the Effect of the Auditory Stimulation on Stuttering Symptoms in Patients With a Deficit of Spectral Power in the EEG Beta Frequency BandStatus unknownNCT05339906Not applicable1 country
- Comparative Study Between Three Different Methods for Stuttering Therapy in ChildrenStatus unknownNCT05291572Phase 4
- Assessment of Stuttering Severity in Adults and Adolescences in Conversational and Narrative ContextsStatus unknownNCT040821041 country
- How Stuttering and Gestures Influence the Intelligibility of Individuals With Down SyndromeCompletedNCT036985391 country
- Non-invasive Brain Stimulation in Adults Who StutterTerminatedNCT03437512Not applicable1 country
- Comparison of Pantomiming and Easy Onset TreatmentStatus unknownNCT04813588Not applicable1 country
- The Effect of the Non-invasive Brain Stimulation on the Speech Fluency EnhancementCompletedNCT03990168Not applicable1 country
- IBSR Intervention for Adults Who StutterCompletedNCT04580966Not applicable1 country