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ClinicalTrials.gov public records Last synced Oct 20, 2026, 11:22 AM EDT

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Showing 1–24 of 1,659 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Schizophrenia Spectrum Disorders Clear all
Completed Phase 2Phase 3 Interventional

Study of Alternate Formulation of Aripiprazole in Agitated Patients With Schizophrenic Disorders

NCT00036127
View directory record Official record
Conditions
Schizophrenia
Interventions
aripiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
16
States / cities
Anaheim, California • Cerritos, California • Chula Vista, California + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 11, 2013 · Synced Oct 20, 2026, 11:22 AM EDT
Terminated Phase 2 Interventional Results available

A Pharmaco-imaging Approach to Predicting Social Functioning and Clinical Responses to Oxytocin Administration in Schizophrenia

NCT03900754
View directory record Official record
Conditions
Schizophrenia
Interventions
Oxytocin, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
2
States / cities
San Francisco, California • West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 3 Interventional

Open-Label, Flexible-dose Study to Evaluate the Long-Term Safety and Tolerability of Cariprazine in the Treatment of Pediatric Participants With Schizophrenia, Bipolar I Disorder, or Autism Spectrum Disorder

NCT04578756
View directory record Official record
Conditions
Schizophrenia, Bipolar I Disorder, Autism Spectrum Disorder (ASD)
Interventions
Cariprazine Flexible Dose
Drug
Lead sponsor
AbbVie
Industry
Eligibility
5 Years to 17 Years
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
40
States / cities
Dothan, Alabama • Bentonville, Arkansas • Anaheim, California + 31 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 2 Interventional Results available

A Proof of Concept Study of Intravenous Sodium Nitroprusside in Adults With Symptomatic Schizophrenia

NCT02164981
View directory record Official record
Conditions
Schizophrenia
Interventions
sodium nitroprusside, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
4
States / cities
Boston, Massachusetts • Worcester, Massachusetts • Glen Oaks, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2018 · Synced Oct 20, 2026, 11:22 AM EDT
Recruiting Phase 4 Interventional

Individualized Pharmacological Approach to Obesity in Patients With Bipolar Disorder

NCT07213466
View directory record Official record
Conditions
Bipolar I Disorder, Bipolar II Disorder, Schizo Affective Disorder, Obesity, Weight Loss, GLP - 1
Interventions
Group Therapy Program, semaglutide, Phentermine-Topiramate, naltrexone and bupropion (combination)
Behavioral · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 1 Interventional

Trial to Study the Effect of CVL-231 on 24-Hour Ambulatory Blood Pressure in Participants With Schizophrenia

NCT05245539
View directory record Official record
Conditions
Blood Pressure, Schizophrenia
Interventions
CVL-231
Drug
Lead sponsor
Cerevel Therapeutics, LLC
Industry
Eligibility
30 Years to 60 Years
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
10
States / cities
Bentonville, Arkansas • Little Rock, Arkansas • Long Beach, California + 7 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2022 · Synced Oct 20, 2026, 11:22 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Peripheral Immune System in Individuals With Schizophrenia

NCT05109065
View directory record Official record
Conditions
Schizophrenia, Schizo Affective Disorder, Schizophreniform Disorders
Interventions
SCID (Standardized Clinical Interview for DSM-V), PSS (Perceived Stress Score), Urine Toxicology Screen, Vitals, Blood Work, PQ-B, COVID Screening, Positive and Negative Syndrome Scale (PANSS)
Diagnostic Test
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 40 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 6, 2025 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 2 Interventional Results available

Study in Stabilized Schizophrenic Patients to Evaluate the Pharmacokinetics of Risperidone and 9-Hydroxy (OH)-Risperidone When Risperidone is Administered From a Polyurethane Implant

NCT02658357
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 19, 2020 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Not applicable Interventional

A Neurofeedback Intervention to Improve Working Memory in Schizophrenia

NCT03260257
View directory record Official record
Conditions
Schizophrenia
Interventions
Neurofeedback
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Oct 20, 2026, 11:22 AM EDT
Recruiting Not applicable Interventional

Sacramento Clinical High Risk for Psychosis Stepped-Care Program

NCT06640803
View directory record Official record
Conditions
Clinical High Risk for Psychosis, Ultra High Risk for Psychosis
Interventions
Stepped-Care including Cognitive Behavioral Case Management
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
12 Years to 25 Years
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
6
States / cities
Elk Grove, California • Sacramento, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Not applicable Interventional

Recovery Guide Intervention for Recurrent Psychiatric Hospitalization

NCT00400166
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Psychotic Depression
Interventions
Recovery Mentor
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 12, 2009 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Not applicable Interventional Results available

Remediation of Working Memory in Schizophrenia

NCT00995553
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Cognitive Remediation, Computer Skills
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 25, 2016 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 2 Interventional Results available

Efficacy, Safety, and Tolerability of SPD489 in Adults With Schizophrenia and Predominant Negative Symptoms

NCT00922272
View directory record Official record
Conditions
Schizophrenia and Predominant Negative Symptoms
Interventions
SPD489 (lisdexamfetamine dimesylate), Placebo matching SPD489 (lisdexamfetamine dimesylate)
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 55 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
27
States / cities
Little Rock, Arkansas • Anaheim, California • Costa Mesa, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 4 Interventional

Treatment of Cognitive and Negative Symptoms in Schizophrenia With N-acetylcysteine

NCT02505477
View directory record Official record
Conditions
Schizophrenia, Cognitive Deficits, Schizophrenia; Negative Type
Interventions
N-acetylcysteine, Treatment as Usual
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 15, 2023 · Synced Oct 20, 2026, 11:22 AM EDT
Terminated Phase 3 Interventional Results available

Safety And Efficacy Of Ziprasidone In Adolescents With Schizophrenia

NCT00257192
View directory record Official record
Conditions
Schizophrenia
Interventions
placebo, Ziprasidone oral capsules
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
13 Years to 17 Years
Enrollment
284 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
46
States / cities
Birmingham, Alabama • San Diego, California • Stanford, California + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2021 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Not applicable Interventional

Acceptance and Commitment Therapy for Delusions

NCT00657631
View directory record Official record
Conditions
Schizophrenia, Delusional Disorder
Interventions
Acceptance and Commitment Therapy
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 12, 2009 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

The Effects of ∆-9-THC and Naloxone in Humans

NCT01591629
View directory record Official record
Conditions
Healthy
Interventions
Naloxone, Delta-9-THC, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 9, 2022 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 2 Interventional Results available

Nicotinic Receptors and Schizophrenia

NCT01400477
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
DMXB-A-SR, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 65 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 7, 2019 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 4 Interventional

Treating Drug-Resistant Childhood Schizophrenia

NCT00048828
View directory record Official record
Conditions
Schizophrenia
Interventions
Olanzapine, Clozapine
Drug
Lead sponsor
Northwell Health
Other
Eligibility
10 Years to 18 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
3
States / cities
Dix Hills, New York • Glen Oaks, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 2, 2013 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Not applicable Interventional

Comparing Mobile Health (mHealth) and Clinic-Based Self-Management Interventions for Serious Mental Illness

NCT02421965
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Major Depressive Disorder
Interventions
FOCUS (Smartphone Application), WRAP (Wellness Recovery Action Planning)
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 20, 2018 · Synced Oct 20, 2026, 11:22 AM EDT
Recruiting Not applicable Interventional

Neuronal Effects of Exercise in Schizophrenia

NCT02455193
View directory record Official record
Conditions
Schizophrenia
Interventions
Exercise, Diet
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 70 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 22, 2025 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Not applicable Interventional Results available

Person-Centered Versus Measurement-Based Care in Mental Health

NCT02507349
View directory record Official record
Conditions
Schizophrenia, Bipolar Disorder, Major Depression
Interventions
Person-Centered Care, Measurement-Based Care
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
2,443 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
2
States / cities
Lebanon, New Hampshire • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 26, 2019 · Synced Oct 20, 2026, 11:22 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Placebo-Controlled, Cross-Over Trial of Aripiprazole

NCT00351936
View directory record Official record
Conditions
Schizophrenia
Interventions
Aripiprazole, placebo
Drug
Lead sponsor
North Suffolk Mental Health Association
Other
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 4, 2013 · Synced Oct 20, 2026, 11:22 AM EDT
Not yet recruiting Not applicable Interventional

Gamma Light and Sound Stimulation in Schizophrenia

NCT07342465
View directory record Official record
Conditions
Schizophrenia Spectrum Disorders
Interventions
GENUS, Sham Stimulation
Device
Lead sponsor
Massachusetts Institute of Technology
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 20, 2026, 11:22 AM EDT