Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 11, 2026, 8:17 AM EDT

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Showing 1–24 of 74 matching trials from the live ClinicalTrials.gov search.
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Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
RO6889450, Placebo, Risperidone
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 45 Years
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
24
States / cities
Little Rock, Arkansas • Bellflower, California • Culver City, California + 20 more
Conditions
Tobacco Use Disorder
Interventions
Nicotine patch
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
2
States / cities
Piscataway, New Jersey
Conditions
Acute Schizophrenia, Schizoaffective Disorder
Interventions
RP5063, placebo, aripiprazole
Drug
Lead sponsor
Reviva Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Lurasidone HCl
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years and older
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
27
States / cities
Little Rock, Arkansas • Escondido, California • Garden Grove, California + 21 more
Conditions
Schizophrenia
Interventions
Cognitive Remediation
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
16
States / cities
Granada Hills, California • Orange, California • New Haven, Connecticut + 11 more
Completed Not applicable Interventional Accepts healthy volunteers

Texting for Relapse Prevention

NCT02819349
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Texting for Relapse Prevention (T4RP)
Behavioral
Lead sponsor
Center for Innovative Public Health Research
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Risperidone, Olanzapine, Quetiapine, Aripiprazole
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
215 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
28
States / cities
Colton, California • Palo Alto, California • New Haven, Connecticut + 25 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Fazaclo
Drug
Lead sponsor
Manhattan Psychiatric Center
Other
Eligibility
18 Years to 59 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
New York, New York
Conditions
Patient Noncompliance
Interventions
haloperidol decanoate, haloperidol, Customized Adherence Enhancement
Drug · Behavioral
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Tardive Dyskinesia
Interventions
NBI-98854, Placebo
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
11
States / cities
Little Rock, Arkansas • National City, California • San Diego, California + 6 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
olanzapine, risperidone
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 65 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
San Diego, California
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
OPC-34712 (4mg), Moxifloxacin, OPC-34712 (12mg), Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
8
States / cities
Long Beach, California • San Diego, California • Fort Lauderdale, Florida + 5 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
ZX003 (Risperidone-SABER®), Risperdal Consta, Oral Risperidone
Drug
Lead sponsor
Zogenix, Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Long Beach, California
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Ziprasidone
Drug
Lead sponsor
Manhattan Psychiatric Center
Other
Eligibility
18 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
New York, New York
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder, Major Depressive Disorder, Tardive Dyskinesia
Interventions
Valbenazine
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
22
States / cities
Bryant, Arkansas • Chino, California • Fountain Valley, California + 18 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
long-acting injectable risperidone, long acting injectable risperidone, Conventional Dose Group, long acting injectable risperidone, High Dose Group
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Schizophrenia
Interventions
Aripiprazole, Ziprasidone
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
41
States / cities
Anaheim, California • Cerritos, California • Culver City, California + 33 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Quetiapine or Risperidone + Aripiprazole, Quetiapine or Risperidone + placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years and older
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
48
States / cities
Little Rock, Arkansas • Cerritos, California • Costa Mesa, California + 37 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
armodafinil (Nuvigil), placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Risperdal® Consta®, LY03004
Drug
Lead sponsor
Luye Pharma Group Ltd.
Industry
Eligibility
18 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
2
States / cities
Orange County, California • Austin, Texas
Conditions
Body Weight Change, Schizophrenia, Schizoaffective Disorder, Psychotic Disorder
Interventions
Aripiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
23
States / cities
Little Rock, Arkansas • Anaheim, California • Cerritos, California + 20 more
Conditions
Schizophrenia
Interventions
NSA-789, Placebo
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 50 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Rockville, Maryland
Conditions
Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
Bifeprunox
Drug
Lead sponsor
Solvay Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Orange, California
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Lurasidone HCl, Risperidone
Drug
Lead sponsor
Sumitomo Pharma America, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
629 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
41
States / cities
Little Rock, Arkansas • Anaheim, California • Cerritos, California + 34 more