Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 27, 2026, 7:00 AM EDT

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

Showing 1–24 of 507 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed No phase listed Observational Accepts healthy volunteers

State Representation in Early Psychosis

NCT05273164
Conditions
Psychosis, Schizophrenia, Schizophrenia Spectrum and Other Psychotic Disorders, Schizoaffective Disorder
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
15 Years to 45 Years
Enrollment
277 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Terminated Not applicable Interventional Results available

An Open Trial of Cysteamine Treatment in Schizophrenia

NCT01139125
Conditions
Schizophrenia, Schizoaffective
Interventions
(Cystagon) Cysteamine Bitartrate
Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 60 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Augusta, Georgia
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Major Depressive Disorder, Tardive Dyskinesia
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
18
States / cities
Bryant, Arkansas • Anaheim, California • Orange, California + 15 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Bifeprunox
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
National City, California
Conditions
Schizophrenia, Schizoaffective Disorder, Auditory Hallucinations
Interventions
tDCS, Sham stimulation
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
2
States / cities
Chapel Hill, North Carolina • Raleigh, North Carolina
Conditions
Schizophenia Disorder, Schizoaffective Disorder, Bipolar Disorder I or II, Bipolar Disorder NOS
Interventions
Olanzapine-samidorphan + exercise
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Clozapine, treatment as usual
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
7
States / cities
Los Angeles, California • Augusta, Georgia • Baltimore, Maryland + 2 more
Conditions
Schizophrenia
Interventions
Aripiprazole, Ziprasidone
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
41
States / cities
Anaheim, California • Cerritos, California • Culver City, California + 33 more
Conditions
Psychosis, Schizophrenia, Schizoaffective Disorder
Interventions
ceftriaxone, Normal Saline
Drug
Lead sponsor
Research Foundation for Mental Hygiene, Inc.
Other
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Computerized Cognitive Skill Training, CRT and Social Cognition
Behavioral
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
18 Years and older
Enrollment
448 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2016
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Targeting Cerebellum to Treat Psychosis: a Transcranial Magnetic Stimulation (TMS) Study

NCT02642029
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder I
Interventions
Excitatory TMS, Inhibitory TMS, Sham TMS
Device
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
2
States / cities
Belmont, Massachusetts • Charlestown, Massachusetts
Suspended Phase 1Phase 2 Interventional

D-serine AudRem: R33 Phase

NCT05046353
Conditions
Schizophrenia, Schizo Affective Disorder
Interventions
D-serine, Placebo
Drug · Other
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Cognitive Remediation, Computer Games
Behavioral
Lead sponsor
Wesleyan University
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Hartford, Connecticut • Middletown, Connecticut
Conditions
Agitation, Schizophrenia, Schizo Affective Disorder, Schizoaffective Disorder, Schizophreniform Disorders
Interventions
Sublingual film containing dexmedetomidine (BXCL501), Placebo Film
Drug
Lead sponsor
BioXcel Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
15
States / cities
Little Rock, Arkansas • Cerritos, California • Culver City, California + 12 more
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
Not listed
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Glen Oaks, New York
Conditions
Schizophrenia, Major Depressive Disorder, Bi-Polar Disorder, Schizo Affective Disorder
Interventions
ABILIFY MYCITE
Combination Product
Lead sponsor
Durham VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Durham, North Carolina • Houston, Texas
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Intranasal Oxytocin Spray
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional

L-carnosine for Schizophrenia

NCT00177177
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
L-carnosine (dietary supplement)
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
4
States / cities
Bridgeville, Pennsylvania • DuBois, Pennsylvania • McKeesport, Pennsylvania + 1 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
risperidone, quetiapine
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 65 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
7
States / cities
San Diego, California • Hoffman Est, Illinois • Lake Charles, Louisiana + 4 more
Conditions
Tobacco Use, Tobacco Smoking, Tobacco Use Cessation, Tobacco Use Disorder, Schizophrenia, Schizoaffective Disorder
Interventions
Persistence Targeted Smoking Cessation in SMI (PTSC-S), Nicotine patch
Behavioral · Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 70 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New Brunswick, New Jersey
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
DAR-100A, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder With Psychotic Features, Major Depression With Psychotic Features, Psychosis Not Otherwise Specified (NOS)
Interventions
Not listed
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 75 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
MMFS-202-302, Placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Schizophrenia, Schizo-affective Disorder
Interventions
Risperidone Implant
Drug
Lead sponsor
Braeburn Pharmaceuticals
Industry
Eligibility
18 Years to 60 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Hollywood, Florida