| Sedation During Microelectrode Recordings Before Deep Brain Stimulation for Movement Disorders. (NCT00355927) | Hadassah Medical Organization | 2006-09-01 |
| Dopaminergic Effects on Cortical Function in Tourette's (Levodopa Protocol) (NCT00634556) | Washington University School of Medicine | 2006-02-01 |
| Effectiveness of Behavior Therapy and Psychosocial Therapy for the Treatment of Tourette Syndrome and Chronic Tic Disorder (NCT00231985) | Massachusetts General Hospital | 2005-10-01 |
| Brain Activity Associated With Tics in Patients With Tourette Syndrome (NCT00141869) | National Institute of Neurological Disorders and Stroke (NINDS) | 2005-08-30 |
| Thalamic Deep Brain Stimulation for Tourette Syndrome (NCT00311909) | University Hospitals Cleveland Medical Center | 2005-06-01 |
| Cognitive Behavior Therapy and Habit Reversal Training for the Treatment of Chronic Tic Disorders in Children (NCT00218777) | Tourette Association of America | 2004-12-01 |
| An Open-label Study to Determine the Efficacy and Safety of Topiramate in the Treatment of Tourette Syndrome. (NCT00206336) | Baylor College of Medicine | 2004-10-01 |
| A Randomized, Placebo-controlled, Tourette Syndrome Study. (NCT00206323) | Baylor College of Medicine | 2004-09-01 |
| Timing of Voluntary Movement in Patients With Tourette Syndrome and Chronic Tic Disorder (NCT00081419) | National Institute of Neurological Disorders and Stroke (NINDS) | 2004-04-08 |
| Brain Dynamics Involved in Generating Tics and Controlling Voluntary Movement (NCT00056420) | National Institute of Neurological Disorders and Stroke (NINDS) | 2003-03-10 |
| Study of GABA-A Receptors in the Generation of Tics in Patients With Tourette's Syndrome (NCT00034398) | National Institute of Neurological Disorders and Stroke (NINDS) | 2002-04-24 |
| Magnetic Resonance Spectroscopy to Evaluate Tourette s Syndrome (NCT00030953) | National Institute of Neurological Disorders and Stroke (NINDS) | 2002-02-11 |
| Anger Control Training for Youth With Tourette Syndrome (NCT00486551) | Yale University | 2001-08-01 |
| Methylphenidate for Treating Children With ADHD and Tourette Syndrome (NCT00441649) | Stony Brook University | 2000-02-01 |
| Evaluation and Follow-up of Individuals With Obsessive-Compulsive Disorder and Related Conditions (NCT00004550) | National Institute of Mental Health (NIMH) | 2000-01-28 |
| I-123 Brain Studies of Serotonin Metabolism in Psychiatric Patients and Normal Volunteers (NCT00001771) | National Institute of Mental Health (NIMH) | 1998-05-01 |
| Phase II Double Blind Placebo Controlled Trial of Risperidone in Tourette Syndrome (NCT00004393) | National Center for Research Resources (NCRR) | 1997-07-01 |
| Randomized Study of Pergolide in Children With Tourette Syndrome (NCT00004433) | Children's Hospital Medical Center, Cincinnati | 1994-12-01 |
| Phase III Randomized, Double-Blind, Placebo-Controlled Study of Guanfacine for Tourette Syndrome and Attention Deficit Hyperactivity Disorder (NCT00004376) | National Center for Research Resources (NCRR) | 1994-09-01 |
| Phase II Pilot Controlled Study of Short Vs Longer Term Pimozide (Orap) Therapy in Tourette Syndrome (NCT00004652) | National Center for Research Resources (NCRR) | 1993-02-01 |
| Central Mechanisms in Speech Motor Control Studied With H215O PET (NCT00001308) | National Institute on Deafness and Other Communication Disorders (NIDCD) | 1992-04-28 |
| Developmental Phenomenology of Obsessive Compulsive Disorder and Tourette Syndrome in Children and Adolescents (NCT00004324) | National Center for Research Resources (NCRR) | 1989-12-01 |
| Study of the Neurobiology of Tourette Syndrome and Related Disorders (NCT00004325) | National Center for Research Resources (NCRR) | 1988-12-01 |
| National Gilles De La Tourette Study Group (NCT00169351) | Groupe Hospitalier Pitie-Salpetriere | |