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ClinicalTrials.gov public records Last synced Oct 15, 2026, 7:38 AM EDT

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Showing 433–456 of 1,651 matching trials from the live ClinicalTrials.gov search.
Conditions
Schizophrenia
Interventions
Brenipatide, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 55 Years
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
32
States / cities
Little Rock, Arkansas • Bellflower, California • Garden Grove, California + 28 more
Conditions
Tobacco Use Disorder, Mental Illness, Recurring Major Depressive Disorder, Bipolar Disorder, Schizophrenia, Schizoaffective Disorder, Persistent Depressive Disorder
Interventions
Quit on the Go App (formerly "Learn to Quit " App), Brief advice, Nicotine patch, Smartphone coaching, Nicotine gum, Nicotine Lozenges
Device · Behavioral · Drug
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
343 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
3
States / cities
Buffalo, New York • Durham, North Carolina • Winston-Salem, North Carolina
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
Prodromal Schizophrenia
Interventions
Step-Based Care Model
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
12 Years to 25 Years
Enrollment
100 participants
Timeline
2019 – 2030
U.S. locations
1
States / cities
Columbus, Ohio
Completed Phase 2 Interventional Results available

Sodium Oxybate in Schizophrenia With Insomnia

NCT00594256
Conditions
Schizophrenia, Insomnia Related to Schizophrenia (307.42)
Interventions
Sodium Oxybate
Drug
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
18 Years to 45 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Orangeburg, New York
Completed Phase 2 Interventional Results available

D-serine for the Schizophrenia Prodrome

NCT00826202
Conditions
Schizophrenia Prodrome
Interventions
D-serine, Placebo
Drug · Other
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
13 Years to 35 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
4
States / cities
New Haven, Connecticut • Glen Oaks, New York • New York, New York + 1 more
Conditions
Schizophrenia
Interventions
Cognitive Behavioral Social Skills Training (CBSST), Goal-focused supportive contact (GFSC), Social Skills Training, Goal Setting
Behavioral
Lead sponsor
Veterans Medical Research Foundation
Other
Eligibility
18 Years and older
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
San Diego, California
Conditions
Schizophrenia
Interventions
computer-assisted cognitive remediation (CACR), manualized computer control condition (RC).
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 64 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Auditory Hallucinations, Schizophrenia
Interventions
Active tDCS, Sham tDCS
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Bipolar I Disorder, Bipolar II Disorder, Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorders, Psychomotor Agitation
Interventions
BXCL501 Sublingual Film
Drug
Lead sponsor
BioXcel Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
5
States / cities
Chino, California • Oceanside, California • Orange, California + 2 more
Conditions
Schizophrenia
Interventions
Cariprazine, Aripiprazole, Placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years to 60 Years
Enrollment
617 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
20
States / cities
Little Rock, Arkansas • Springdale, Arkansas • Escondido, California + 17 more
Conditions
Treatment-resistant Schizophrenia
Interventions
Clozapine, Antipsychotics,Other (non-Clozapine)
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Results available

Oxytocin and CBSST for People With Schizophrenia

NCT01752712
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
CBSST + Oxytocin, CBSST + Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 55 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
San Diego, California • Baltimore, Maryland
Conditions
Schizophrenia
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 47 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Sacramento, California
Conditions
Schizophrenia, Schizoaffective Disorder, Hallucinations
Interventions
functional magnetic resonance imaging
Device
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Schizophrenia
Interventions
placebo, huperzine 0.2 mg BID, huperzine 0.4 mg BID, huperzine 0.8 mg BID
Drug
Lead sponsor
Biomedisyn Corporation
Industry
Eligibility
18 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Schizophrenia, Schizoaffective Disorder, Delusional Disorder, Bipolar Disorder, Major Depressive Disorder
Interventions
Collaborative Decision Skills Training, Leveling Up
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
3
States / cities
San Diego, California • West Los Angeles, California • Albuquerque, New Mexico
Completed No phase listed Observational Accepts healthy volunteers

Effect of Transcranial Magnetic Stimulation on Memory

NCT00105118
Conditions
Healthy, Healthy Volunteer, HV
Interventions
Magstim Super Rapid Magnetic Stimulator
Device
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Enrolling by invitation Not applicable Interventional

Open Label Extension Study of NCT06221852

NCT06558201
Conditions
Bipolar I Disorder, Schizoaffective Disorder, Psychosis
Interventions
Ketogenic diet
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Sustainable Early Episode Clinic Model of Care
Behavioral
Lead sponsor
Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Diego, California
Terminated Not applicable Interventional Results available

Metformin for Weight Loss in Schizophrenia

NCT01177709
Conditions
Schizophrenia, Obesity
Interventions
Metformin
Drug
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia
Interventions
LTX-001 once daily, Placebo, LTX-001 twice daily
Drug
Lead sponsor
Leal Therapeutics, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
10
States / cities
Little Rock, Arkansas • Los Alamitos, California • DeLand, Florida + 6 more
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorders
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Terminated Not applicable Interventional Accepts healthy volunteers Results available

The Effects of tDCS on the Neuronal Mechanisms of Cognitive Control in Schizophrenia

NCT03077347
Conditions
Schizophrenia
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 35 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Sacramento, California