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ClinicalTrials.gov public records Last synced Oct 27, 2026, 12:24 AM EDT

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Showing 313–336 of 380 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Antipsychotics Clear all
Completed Phase 4 Interventional Results available

Efficacy Study of Early Onset of Antipsychotic Drug Action in Schizophrenia

NCT00337662
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder
Interventions
olanzapine, risperidone
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
628 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
31
States / cities
Little Rock, Arkansas • Escondido, California • Garden Grove, California + 28 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2010 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Impact of Aripiprazole Once Monthly Medications on Changes in Brain Structure and Metabolism

NCT02237417
View directory record Official record
Conditions
Schizophrenia
Interventions
Standard of Care Oral antipsychotics, IM aripiprazole once monthly, No Treatment
Drug · Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 35 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 14, 2025 · Synced Oct 27, 2026, 12:24 AM EDT
Terminated Phase 4 Interventional Results available

Best Event Schizophrenia Trial--A Randomized Double-Blind Trial of Aripiprazole and Risperidone in Schizophrenia

NCT00712270
View directory record Official record
Conditions
Schizophrenia
Interventions
Aripiprazole, Risperidone
Drug
Lead sponsor
Kettering Health Network
Other
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Kettering, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 28, 2020 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Not applicable Interventional Results available

The Family VOICE Study

NCT01804582
View directory record Official record
Conditions
Autism, Aggression, Bipolar Disorder, Psychotic Disorders
Interventions
Family Navigator consultation
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
2 Years to 15 Years
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 20, 2019 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 3 Interventional Results available

Open-Label and Single-Arm Study of MYOBLOC® in the Treatment of Troublesome Sialorrhea in Adults

NCT02610868
View directory record Official record
Conditions
Sialorrhea
Interventions
MYOBLOC
Drug
Lead sponsor
Solstice Neurosciences, LLC, a subsidiary of US WorldMeds, LLC
Industry
Eligibility
18 Years to 85 Years
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
26
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Loma Linda, California + 22 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Oct 27, 2026, 12:24 AM EDT
Not listed Phase 2 Interventional

Study to Evaluate the Safety and Efficacy of MEM 3454 as Adjunctive Treatment in Combination With a Preexisting Antipsychotic in Patients With Cognitive Impairment Associated With Schizophrenia

NCT00604760
View directory record Official record
Conditions
Cognitive Impairment Associated With Schizophrenia
Interventions
MEM 3454, Placebo for MEM 3454
Drug
Lead sponsor
Memory Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
44
States / cities
Lemon Grove, California • Newport Beach, California • Oceanside, California + 29 more
Source: ClinicalTrials.gov public record
Updated Dec 8, 2008 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Acute D2 Receptor Blockade Induced Neuronal Network Changes in Human Volunteers

NCT01931059
View directory record Official record
Conditions
Imaging of the Brain and Antipsychotics, Neuronal Network Changes
Interventions
Risperidone, Placebo
Drug · Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 60 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Glen Oaks, New York
Source: ClinicalTrials.gov public record
Updated Apr 30, 2018 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 4 Interventional Results available

Does The Addition Of Divalproex Sodium ER To An Atypical Antipsychotic Drug (APD) Improve Cognition And Psychopathology In Outpatients With Schizophrenia (SCH) Or Schizoaffective Disorder (SAD)?

NCT00306475
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Divalproex Sodium Extended-Release Tablets, placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 27, 2025 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 4 Interventional Results available

Efficacy and Tolerability of Switching to Ziprasidone From Other Antipsychotics

NCT00458211
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
ziprasidone
Drug
Lead sponsor
Bronx Psychiatric Center
Government
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
2
States / cities
Buffalo, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 1, 2020 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 4 Interventional Results available

Comparison of Clozapine vs Olanzapine in Childhood-Onset Psychotic Disorders

NCT00001656
View directory record Official record
Conditions
Childhood Schizophrenia, Psychotic Disorder, Schizophrenia
Interventions
Olanzapine, Clozapine
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
7 Years to 18 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 12, 2011 · Synced Oct 27, 2026, 12:24 AM EDT
Terminated Phase 3 Interventional Results available

A Trial in Adult Participants With Schizophrenia Treated Prospectively for 6-months With Abilify MyCite®

NCT03892889
View directory record Official record
Conditions
Schizophrenia
Interventions
Abilify MyCite®
Combination Product
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
68
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 55 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2021 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Not applicable Interventional Results available

STAR Caregivers - Virtual Training and Follow-up

NCT04271046
View directory record Official record
Conditions
Alzheimer Disease, Dementia, Caregiver Burnout
Interventions
STAR-C-VTF, Control
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
65 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 4, 2025 · Synced Oct 27, 2026, 12:24 AM EDT
Completed No phase listed Observational

Effects of Antipsychotic Medications on Energy Intake and Expenditure

NCT00836251
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Weight Gain
Interventions
H218O and 2H2O, administered as a mixed cocktail
Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 13, 2014 · Synced Oct 27, 2026, 12:24 AM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Managing Agitated Delirium With Neuroleptics and Anti-Epileptics as a Neuroleptic Sparing Strategy

NCT05431595
View directory record Official record
Conditions
Delirium, Epileptics, Neuroleptics
Interventions
Haloperidol, Chlorpromazine, Valproate, Placebo
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 27, 2026, 12:24 AM EDT
Recruiting No phase listed Observational

Maternal And Infant Antipsychotic Study

NCT06049953
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 27, 2026, 12:24 AM EDT
Recruiting Phase 4 Interventional

CLOZAPINE Response in Biotype-1

NCT04580134
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar 1 Disorder
Interventions
clozapine, risperidone
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
524 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
5
States / cities
Hartford, Connecticut • Athens, Georgia • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 4 Interventional Results available

Effectiveness of Atypical Antipsychotic Medication for Outpatients With Anorexia Nervosa

NCT00685334
View directory record Official record
Conditions
Eating Disorders
Interventions
Olanzapine, Aripiprazole
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
16 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 29, 2013 · Synced Oct 27, 2026, 12:24 AM EDT
Terminated Phase 2 Interventional

Efficacy and Safety of AVE1625 as a Co-treatment With Antipsychotic Therapy in Schizophrenia

NCT00439634
View directory record Official record
Conditions
Schizophrenia
Interventions
AVE1625, placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years to 65 Years
Enrollment
873 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated May 18, 2016 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Not applicable Interventional Results available

Naltrexone for Antipsychotic-Induced Weight Gain

NCT01866098
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Schizophreniform Disorder, Bipolar Disorder, Severe Major Depression With Psychotic Features
Interventions
Naltrexone, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 75 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 1, 2021 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 3 Interventional Results available

Evaluating the Effectiveness of Aripiprazole and D-Cycloserine to Treat Symptoms Associated With Autism

NCT00198107
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Short Term Atypical Antipsychotic Administration Compared to Placebo on Hepatic Insulin Extraction

NCT02447835
View directory record Official record
Conditions
Normal Non-fluency
Interventions
Olanzapine
Drug
Lead sponsor
Michael Rickels
Other
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 19, 2015 · Synced Oct 27, 2026, 12:24 AM EDT
Not listed Not applicable Interventional

Remote Monitoring and Detecting of Tardive Dyskinesia for Improving Patient Outcomes

NCT06011408
View directory record Official record
Conditions
Tardive Dyskinesia
Interventions
TDtect
Other
Lead sponsor
iRxReminder
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Brooklyn, New York • Garfield Heights, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 12, 2024 · Synced Oct 27, 2026, 12:24 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Measurement of Cardiometabolic Risk in Antipsychotic-Treated Children

NCT00894738
View directory record Official record
Conditions
Mental Disorders
Interventions
Testing (MRS, US, DEXA, blood tests)
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
6 Years to 18 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 27, 2026, 12:24 AM EDT
Completed Phase 1 Interventional

A Clinical Study That Will Assess How Food Moves Through the Stomach and Effects Blood Glucose Levels in Subjects With Schizophrenia Taking SEP-363856 or and Prior Antipsychotic (PA) Standard

NCT05402111
View directory record Official record
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
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
7
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Long Beach, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Oct 27, 2026, 12:24 AM EDT