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ClinicalTrials.gov public records Last synced Oct 24, 2026, 3:57 PM EDT

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Showing 49–72 of 380 matching trials from the live ClinicalTrials.gov search.
Conditions
Schizophrenia
Interventions
BF2.649, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
Dallas, Texas
Conditions
Schizophrenia
Interventions
Placebo, Paliperidone Palmitate
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years to 65 Years
Enrollment
414 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
18
States / cities
Little Rock, Arkansas • Cerritos, California • Santa Ana, California + 15 more
Conditions
Psychosis, Agitation, Delirium
Interventions
ziprasidone, Standard therapy
Drug
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Schizophrenia
Interventions
Paliperidone ER, Placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
12 Years to 17 Years
Enrollment
201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
10
States / cities
Cerritos, California • Fountain Valley, California • San Diego, California + 7 more
Conditions
Bipolar Disorder
Interventions
Seroquel®, quetiapine fumarate (atypical antipsychotic), lithium (mood stabilizer), divalproex (mood stabilizer)
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
710 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
81
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 78 more
Conditions
Schizophrenia
Interventions
xanomeline-trospium chloride, Oral antipsychotics
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Suwanee, Georgia
Completed No phase listed Observational Accepts healthy volunteers

Schizophrenia Sensory Gating Deficit With Quetiapine

NCT00536783
Conditions
Schizophrenia
Interventions
Quetiapine
Drug
Lead sponsor
New Mexico VA Healthcare System
Federal
Eligibility
18 Years to 18 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Schizophrenia
Interventions
Antipsychotic medication adherence intervention
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 70 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
No. Little Rock, Arkansas
Conditions
Trichotillomania (Hair-Pulling Disorder), Dermatillomania
Interventions
Placebo, Aripiprazole
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Insulin Resistance, Metabolic Syndrome X, Schizophrenia and Disorders With Psychotic Features, Mood Disorders, Psychotic Disorders
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
30 Years to 66 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Autistic Disorder
Interventions
Aripiprazole, Placebo, D-cycloserine
Drug
Lead sponsor
Indiana University
Other
Eligibility
5 Years to 17 Years
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Schizophrenia Disorder, Schizoaffective Disorder, Bipolar Disorder (BD), Substance Use Disorder (SUD)
Interventions
Financial incentives for adherence to long-acting injectable medication, Standard of care with monthly surveys
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
6
States / cities
McKeesport, Pennsylvania • Pittsburgh, Pennsylvania
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
salsalate
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 65 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Delirium, Impaired Cognition, Long Term Psychologic Disorders
Interventions
Haloperidol, Ziprasidone, Placebo
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
566 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
16
States / cities
Denver, Colorado • New Haven, Connecticut • Indianapolis, Indiana + 12 more
Conditions
Tardive Dyskinesia, Intellectual Disability, Developmental Disabilities
Interventions
Valbenazine Oral Capsule
Drug
Lead sponsor
Stephen Ruedrich
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Recruiting No phase listed Observational

Maternal And Infant Antipsychotic Study

NCT06049953
Conditions
Antipsychotics, Pregnancy
Interventions
Antipsychotics, Non-antipsychotic medication, No Medication
Drug · Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Bipolar Disorder, Schizophrenia
Interventions
Not listed
Lead sponsor
Jess G. Fiedorowicz
Other
Eligibility
18 Years to 50 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Schizophrenia, Schizoaffective Disorder, Psychotic Disorders
Interventions
Treatment as usual (TAU), Paliperidone ER
Drug
Lead sponsor
Ortho-McNeil Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
21
States / cities
Cerritos, California • Chino, California • Garden Grove, California + 18 more
Conditions
Schizophrenia
Interventions
paliperidone, risperidone, haloperidole, perphenazine, aripiprazole, quetiapine, paliperidone palmitate, olanzapine
Drug
Lead sponsor
Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
55
States / cities
Bullhead City, Arizona • Tuscon, Arizona • Little Rock, Arkansas + 52 more
Conditions
Schizophrenia
Interventions
Basmisanil, Placebo
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 50 Years
Enrollment
214 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
37
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Culver City, California + 32 more
Conditions
Schizophrenia
Interventions
SEP-363856, Prior antipsychotic (risperidone, olanzapine, quetiapine or aripiprazole)
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
4
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Dayton, Ohio + 1 more
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder, Bipolar I Disorder, Bipolar II, Bipolar NOS(Not Otherwise Specified), Psychotic Disorder Not Otherwise Specified, Autism Spectrum Disorder
Interventions
Betahistine, Placebo Oral Tablet
Drug
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
18 Years to 59 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
1
States / cities
Orangeburg, New York
Conditions
Psychosis
Interventions
Patients with psychosis will be treated with known antipsychotic medication
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
17 Years to 35 Years
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Phase 2 Interventional Results available

Fingolimod in Schizophrenia Patients

NCT01779700
Conditions
Schizophrenia
Interventions
Fingolimod, placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
3
States / cities
Indianapolis, Indiana