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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Antipsychotics Clear all
Completed Phase 3 Interventional Results available

Comparison of Paliperidone Palmitate and RISPERDAL CONSTA in Patients With Schizophrenia

NCT00589914
View directory record Official record
Conditions
Schizophrenia
Interventions
RISPERDAL CONSTA, Paliperidone palmitate
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
18 Years and older
Enrollment
1,221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
15
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Cerritos, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2014 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional

A Study of RO4917838 in Participants With Persistent, Predominant Negative Symptoms of Schizophrenia (NN25310)

NCT01192867
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, RO4917838, Antipshychotics (Standard of Care)
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
629 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
27
States / cities
Little Rock, Arkansas • Anaheim, California • Cerritos, California + 23 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2017 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 1 Interventional

Study to Assess the Safety and Pharmacokinetics of ADASUVE® at Doses of 2.5, 5, or 10 mg in Children and Adolescents (10 Through 17 Years of Age) With Any Condition Warranting Chronic Use of an Antipsychotic Medication

NCT02184767
View directory record Official record
Conditions
BiPolar
Interventions
ADASUVE®
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
10 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Atlanta, Georgia • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 11, 2021 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Prophylactic Olanzapine Versus Placebo for Prevention of Postoperative Delirium After Joint Replacement Surgery

NCT00699946
View directory record Official record
Conditions
Delirium
Interventions
olanzapine, placebo
Drug
Lead sponsor
The New England Baptist Hospital
Other
Eligibility
65 Years and older
Enrollment
495 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional

Study of Licarbazepine in the Treatment of Manic Episodes of Bipolar Disorder

NCT00107939
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Licarbazepine
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
453 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
22
States / cities
Little Rock, Arkansas • Orange, California • Pico Rivera, California + 18 more
Source: ClinicalTrials.gov public record
Updated Mar 21, 2017 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional

Effects of Atypical Antipsychotic and Valproate Combination Therapy on Glucose and Lipid Metabolism in Schizophrenia

NCT00552500
View directory record Official record
Conditions
Insulin Resistance, Body Composition
Interventions
Depakote (valproate)
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 20, 2018 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional Results available

MedActive: A Smartphone Intervention to Improve Adherence to Antipsychotic Medications

NCT01953237
View directory record Official record
Conditions
Schizophrenia
Interventions
MedActive, Smartphone
Behavioral · Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 4 Interventional

Efficacy and Safety of Two Atypical Antipsychotics vs. Placebo in Patients With an Acute Exacerbation of Either Schizophrenia or Schizoaffective Disorder

NCT00061802
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 6, 2012 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional

Weight Management Intervention for Youth and Young Adults With Autism Spectrum Disorder

NCT03865719
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
Healthy Habits for Life
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
8 Years to 26 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional

Atomoxetine as an Adjunct to Novel Antipsychotic Medication in the Treatment of Cognitive Deficits of Schizophrenia

NCT00161031
View directory record Official record
Conditions
Schizophrenia
Interventions
Atomoxetine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
2
States / cities
Baltimore, Maryland • Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2019 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional

A Study of RO4917838 (Bitopertin) in Patients With Sub-optimally Controlled Symptoms of Schizophrenia (WN25305)

NCT01235559
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, bitopertin [RO4917838] level 1, bitopertin [RO4917838] level 2
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
604 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
22
States / cities
Costa Mesa, California • Escondido, California • Granada Hills, California + 19 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2016 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 2 Interventional Results available

A Safety Study Comparing LY2140023 to Atypical Antipsychotic Standard Treatment in Schizophrenic Patients

NCT00845026
View directory record Official record
Conditions
Schizophrenia
Interventions
LY2140023, aripiprazole, olanzapine, risperidone
Drug
Lead sponsor
Denovo Biopharma LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
11
States / cities
Escondido, California • Garden Grove, California • Washington D.C., District of Columbia + 8 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2022 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional

An Extension Study of a Second Course of a Digital Therapeutic for the Treatment of Experiential Negative Symptoms of Schizophrenia

NCT06067984
View directory record Official record
Conditions
Schizophrenia, Negative Symptoms in Schizophrenia
Interventions
Study App
Device
Lead sponsor
Click Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional

Risperidone and Suicidality in Major Depressive Disorder

NCT00167154
View directory record Official record
Conditions
Depression
Interventions
Risperidone and placebo comparator
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 2 Interventional Results available

Fingolimod in Schizophrenia Patients

NCT01779700
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 15, 2019 · Synced Jun 11, 2026, 1:51 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Schizophrenia, Antipsychotic Treatment and the Risk for Diabetes Mellitus

NCT00222807
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Delusional Disorder
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 27, 2017 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional Results available

Open-label Study to Compare Hospitalization Rates of Schizophrenic Patients Treated With Oral Antipsychotics Versus IM Depot Aripiprazole

NCT01432444
View directory record Official record
Conditions
Schizophrenia
Interventions
Aripiprazole (Abilify®) IM Depot Injection
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
493 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
119
States / cities
Dothan, Alabama • Tucson, Arizona • Fayetteville, Arkansas + 97 more
Source: ClinicalTrials.gov public record
Updated May 6, 2015 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 4 Interventional Results available

Telmisartan as an Adjunctive Treatment for Metabolic Problems in Patients With Schizophrenia

NCT00981526
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Telmisartan, Placebo, Clozapine, Olanzapine
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional Results available

Improving Adherence to Oral Antipsychotic Medications in People With Schizophrenia

NCT00406718
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Med-eMonitor, PharmCAT, Treatment as Usual
Behavioral
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 60 Years
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 4, 2015 · Synced Jun 11, 2026, 1:51 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 18, 2015 · Synced Jun 11, 2026, 1:51 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Family Perspectives:Treatment of Psychiatric Illnesses With Atypical Long Acting Injectable Antipsychotic Medication

NCT00287027
View directory record Official record
Conditions
Psychotic Disorders
Interventions
Risperdal Long Acting Injectable Antipsychotic Medication
Drug
Lead sponsor
National Alliance on Mental Illness New Hampshire
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Concord, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jan 4, 2007 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 3 Interventional

New Antipsychotic Strategies: Quetiapine and Risperidone vs. Fluphenazine in Treatment Resistant Schizophrenia

NCT00161018
View directory record Official record
Conditions
Schizophrenia
Interventions
Quetiapine, Risperidone, Fluphenazine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
1
States / cities
Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 18, 2019 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Healthy Volunteers Study of the Effects of Olanzapine and Ziprasidone

NCT00910988
View directory record Official record
Conditions
Hyperglycemia, Hyperlipidemia
Interventions
Olanzapine, Ziprasidone
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Jun 11, 2026, 1:51 AM EDT
Completed Phase 4 Interventional Results available

Reducing Weight Gain and Improving Metabolic Function in Children Being Treated With Antipsychotics

NCT00806234
View directory record Official record
Conditions
Psychotic Disorders
Interventions
Aripiprazole or Perphenazine, Metformin, Olanzapine, quetiapine, risperidone, ziprasidone, aripiprazole, asenapine, iloperidone, lurasidone, paliperidone, or olanzapine/fluoxetine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
8 Years to 19 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
4
States / cities
Baltimore, Maryland • Glen Oaks, New York • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Jun 11, 2026, 1:51 AM EDT