Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 4:01 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–83 of 83 matching trials from the live ClinicalTrials.gov search.
Conditions
Glioma, Glioblastoma, Glioblastoma Multiforme
Interventions
FDOPA PET
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Houston, Texas
Suspended Early Phase 1 Interventional Accepts healthy volunteers

Changes in Glutamatergic Neurotransmission of Severe TBI Patients

NCT04244058
Conditions
Disorder of Consciousness, Traumatic Brain Injury
Interventions
Amantadine + L-DOPA, NMDA blocker
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Adult Anaplastic Ependymoma, Adult Anaplastic Oligodendroglioma, Adult Brain Stem Glioma, Adult Diffuse Astrocytoma, Adult Giant Cell Glioblastoma, Adult Glioblastoma, Adult Gliosarcoma, Adult Mixed Glioma, Adult Oligodendroglioma, Adult Pilocytic Astrocytoma, Adult Pineal Gland Astrocytoma, Adult Subependymal Giant Cell Astrocytoma, Childhood High-grade Cerebellar Astrocytoma, Childhood High-grade Cerebral Astrocytoma, Childhood Low-grade Cerebellar Astrocytoma, Childhood Low-grade Cerebral Astrocytoma, Recurrent Adult Brain Tumor, Recurrent Childhood Anaplastic Astrocytoma, Recurrent Childhood Anaplastic Oligoastrocytoma, Recurrent Childhood Anaplastic Oligodendroglioma, Recurrent Childhood Brain Stem Glioma, Recurrent Childhood Cerebellar Astrocytoma, Recurrent Childhood Cerebral Astrocytoma, Recurrent Childhood Diffuse Astrocytoma, Recurrent Childhood Fibrillary Astrocytoma, Recurrent Childhood Gemistocytic Astrocytoma, Recurrent Childhood Giant Cell Glioblastoma, Recurrent Childhood Glioblastoma, Recurrent Childhood Gliomatosis Cerebri, Recurrent Childhood Gliosarcoma, Recurrent Childhood Oligoastrocytoma, Recurrent Childhood Oligodendroglioma, Recurrent Childhood Pilomyxoid Astrocytoma, Recurrent Childhood Protoplasmic Astrocytoma, Recurrent Childhood Subependymal Giant Cell Astrocytoma, Recurrent Childhood Visual Pathway and Hypothalamic Glioma, Recurrent Childhood Visual Pathway Glioma, Untreated Childhood Anaplastic Astrocytoma, Untreated Childhood Anaplastic Oligoastrocytoma, Untreated Childhood Anaplastic Oligodendroglioma, Untreated Childhood Brain Stem Glioma, Untreated Childhood Cerebellar Astrocytoma, Untreated Childhood Cerebral Astrocytoma, Untreated Childhood Diffuse Astrocytoma, Untreated Childhood Fibrillary Astrocytoma, Untreated Childhood Gemistocytic Astrocytoma, Untreated Childhood Giant Cell Glioblastoma, Untreated Childhood Glioblastoma, Untreated Childhood Gliomatosis Cerebri, Untreated Childhood Gliosarcoma, Untreated Childhood Oligoastrocytoma, Untreated Childhood Oligodendroglioma, Untreated Childhood Pilomyxoid Astrocytoma, Untreated Childhood Protoplasmic Astrocytoma, Untreated Childhood Subependymal Giant Cell Astrocytoma, Untreated Childhood Visual Pathway and Hypothalamic Glioma, Untreated Childhood Visual Pathway Glioma
Interventions
18F-fluoro-dihydroxyphenylalanine, Positron emission tomography (PET), Computed tomography (CT), Magnetic resonance imaging
Drug · Procedure
Lead sponsor
Erik Mittra
Other
Eligibility
16 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Stanford, California
Conditions
Congenital Hyperinsulinism
Interventions
18F-Fluoro Dopa Imaging
Drug
Lead sponsor
Miguel Pampaloni
Other
Eligibility
0 Days to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
San Francisco, California
Conditions
Hyperinsulinemic Hypoglycemia, Persistent, Congenital Hyperinsulinism, Persistent Hyperinsulinemic Hypoglycemia of Infancy (PHHI)
Interventions
18 F-DOPA
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 64 Years
U.S. locations
1
States / cities
Houston, Texas
Conditions
Stress Disorder, Post Traumatic
Interventions
Placebo, Levodopa
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
25 Years to 50 Years · Female only
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Parkinson Disease
Interventions
Levodopa, Clinical DBS Setting, Sham DBS, DBS Setting Maximizing Prefrontal Activation, DBS Setting Minimizing Prefrontal Activation
Drug · Device
Lead sponsor
Emory University
Other
Eligibility
45 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
Parkinson Disease, Autonomic Nervous System Diseases, Pure Autonomic Failure
Interventions
6-[18F]Fluorodopamine, 6-[18F]Fluorodopa, 13N-Ammonia
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 70 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Stroke
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Cocaine Abuse
Interventions
L-dopa / carbidopa / entacapone (LCE)
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New York, New York
Conditions
Glioblastoma
Interventions
Positron Emission Tomography, Computed Tomography, Multiparametric Magnetic Resonance Imaging Scan, Fludeoxyglucose F-18, fluorine F 18 fluorodopa
Procedure · Radiation
Lead sponsor
University of Virginia
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia