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CompletedNCT00325689

Aripiprazole Used for schizophrenia

This study is completed in the United States. It is testing aripiprazole Used for schizophrenia.

SchizophreniaDrugOver 18 Years

The public registry lists this study as not currently recruiting. This page remains available for information. Check the official record for the latest status and explore other recruiting studies.

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In plain English

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Your next step

Check the study details

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  • Recruitment and eligibility

    Is a site open, and who can take part?

  • Visits and time

    Where are visits, can any be remote, and how much time is needed?

  • Costs and support

    What costs, reimbursement or compensation apply?

Before joining

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Study start dateJuly 2006
Recruitment status
Completed
Enrollment listed in the registry
323
Sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Sponsor type
Pharmaceutical company
Study type
Drug
Intervention type
Medication / drug
Study phase
Phase 4Usually happens after approval, to monitor real-world use, safety, and longer-term outcomes.
Locations
United States
Age range
Over 18 Years
Official registry ID
NCT00325689
Official title
A Multicenter, Randomized, Double-blind, Placebo-controlled, 16 Week Study of Aripiprazole Used as Dual Therapy in the Treatment of Patients With Chronic Stable Schizophrenia or Schizoaffective Disorder Demonstrating an Inadequate Response to Quetiapine or Risperidone Monotherapy.

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Recruitment checked against the registry by HopeStage on . Registry information can change. Always confirm availability with the research team.

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The overall study status can differ from each site's status. Open a country to see its locations and their registry status.

United States · 48 sites
  • K & S Professional Research Services, Llc
    Little Rock, Arkansas
    Site status: Not listed — confirm with the team
  • Comprehensive Neuroscience, Inc.
    Cerritos, California
    Site status: Not listed — confirm with the team
  • Atp Clinical Research, Inc.
    Costa Mesa, California
    Site status: Not listed — confirm with the team
  • Collaborative Neuroscience Network, Inc.
    Garden Grove, California
    Site status: Not listed — confirm with the team
  • San Fernando Mental Health Center
    Granada Hills, California
    Site status: Not listed — confirm with the team
  • Uci Medical Center
    Orange, California
    Site status: Not listed — confirm with the team
  • California Clinical Trials Medical Group
    Paramount, California
    Site status: Not listed — confirm with the team
  • California Clinical Trials
    San Diego, California
    Site status: Not listed — confirm with the team
  • Sharp Mesa Vista Hospital
    San Diego, California
    Site status: Not listed — confirm with the team
  • California Neuropsychopharmacology Clinical Research Inst.
    San Diego, California
    Site status: Not listed — confirm with the team
  • Schuster Medical Research Institute
    Sherman Oaks, California
    Site status: Not listed — confirm with the team
  • Department Of Psychiatry And Behavioral Sciences
    Stanford, California
    Site status: Not listed — confirm with the team
  • Pacific Clinical Research Medical Group
    Upland, California
    Site status: Not listed — confirm with the team
  • University Of Colorado At Denver And Health Sciences Center
    Denver, Colorado
    Site status: Not listed — confirm with the team
  • Institute Of Living
    Hartford, Connecticut
    Site status: Not listed — confirm with the team
  • Behavioral Clinical Research, Inc
    North Miami, Florida
    Site status: Not listed — confirm with the team
  • Uptown Research Institute, Llc
    Chicago, Illinois
    Site status: Not listed — confirm with the team
  • Alexian Center For Psychiatric Research
    Hoffman Estates, Illinois
    Site status: Not listed — confirm with the team
  • Indiana University School Of Medicine
    Indianapolis, Indiana
    Site status: Not listed — confirm with the team
  • Lsu Health Sciences Center
    Shreveport, Louisiana
    Site status: Not listed — confirm with the team
  • J. Gary Booker, Md
    Shreveport, Louisiana
    Site status: Not listed — confirm with the team
  • Sheppard Pratt Health System
    Baltimore, Maryland
    Site status: Not listed — confirm with the team
  • North Suffolk Mental Health Association
    Boston, Massachusetts
    Site status: Not listed — confirm with the team
  • Community Counseling Of Bristol County, Inc. (Ccbc)
    Taunton, Massachusetts
    Site status: Not listed — confirm with the team
  • University Of Minnesota
    Minneapolis, Minnesota
    Site status: Not listed — confirm with the team
  • Precise Research Centers
    Flowood, Mississippi
    Site status: Not listed — confirm with the team
  • Cri Worldwide, Llc
    Clementon, New Jersey
    Site status: Not listed — confirm with the team
  • Neurobehavioral Research, Inc.
    Cedarhurst, New York
    Site status: Not listed — confirm with the team
  • Advanced Bio-Behavioral Sciences
    Elmsford, New York
    Site status: Not listed — confirm with the team
  • The Zucker Hillside Hospital
    Glen Oaks, New York
    Site status: Not listed — confirm with the team
  • New York State Psychiatric Institute
    New York, New York
    Site status: Not listed — confirm with the team
  • Manhattan Psychiatric Center
    New York, New York
    Site status: Not listed — confirm with the team
  • Strong Ties Community Support Program
    Rochester, New York
    Site status: Not listed — confirm with the team
  • Behavioral Medical Research Of Staten Island
    Staten Island, New York
    Site status: Not listed — confirm with the team
  • Richmond Behavioral Associates
    Staten Island, New York
    Site status: Not listed — confirm with the team
  • Duke University Health System
    Durham, North Carolina
    Site status: Not listed — confirm with the team
  • Saroj B. Brar, M.D., Inc.
    Cleveland, Ohio
    Site status: Not listed — confirm with the team
  • Midwest Clinical Research Center
    Dayton, Ohio
    Site status: Not listed — confirm with the team
  • Department Of Veterans Affairs Medical Center
    Coatesville, Pennsylvania
    Site status: Not listed — confirm with the team
  • Suburban Research Associates
    Media, Pennsylvania
    Site status: Not listed — confirm with the team
  • Va Medical Center (116a)
    Philadelphia, Pennsylvania
    Site status: Not listed — confirm with the team
  • Thomas Jefferson University
    Philadelphia, Pennsylvania
    Site status: Not listed — confirm with the team
  • Belmont Center For Comprehensive Treatment
    Philadelphia, Pennsylvania
    Site status: Not listed — confirm with the team
  • Cri Worldwide, Llc
    Philadelphia, Pennsylvania
    Site status: Not listed — confirm with the team
  • Vanderbilt University Medical Center
    Nashville, Tennessee
    Site status: Not listed — confirm with the team
  • Medlabs Research Of Houston, Inc.
    Houston, Texas
    Site status: Not listed — confirm with the team
  • University Of Texas Health Science Center At San Antonio
    San Antonio, Texas
    Site status: Not listed — confirm with the team
  • Va Puget Sound Health Care System
    Tacoma, Washington
    Site status: Not listed — confirm with the team
In practice

For you

Participation may contribute to research. Personal benefit is not guaranteed.

Ask the research team to explain the activities, time commitment, and follow-up involved.

Study sites are listed. Confirm the relevant site and any travel before making plans.

Important

Not medical advice

Information from public sources. Are you the study sponsor? Contact us to update this page: hi@hopestage.com

FAQ

Questions about this study

What is this study trying to understand?

This study is exploring medication or study treatment for people with schizophrenia. Participants may complete study visits, assessments, or follow-up activities defined by the research team. Direct benefit is not guaranteed. The detailed objective is not always clearly listed in the public registry; the study team can confirm.

Does this study involve a medication?

This appears to be a medication / drug study involving Quetiapine or Risperidone + Aripiprazole, Quetiapine or Risperidone + placebo. Phase 4 studies usually happen after treatment approval, to monitor real-world use.

Who might this study be for?

This study may concern people with schizophrenia; age range: Over 18 Years. The criteria appear fairly broad, but you should not assume you are eligible. The study team must confirm diagnosis, age, exclusions, available locations, and next steps.

What would I likely need to do?

You may need to take a study treatment and have regular medical follow-up. The listed study locations suggest that at least part of participation may involve a physical site. Ask whether some steps can be done remotely.

What side effects, interactions, or treatment changes should I check?

If the study involves a medication, ask whether it is already approved, experimental, or being tested for a new use. Check possible side effects, interactions with current treatment, dose changes, monitoring, and what happens if you feel worse. For any mental health study, also ask who to contact if you feel worse, whether participation may affect current treatment, whether you can stop, and who confirms eligibility.

Will I need to travel or attend in-person visits?

The listed study locations suggest that at least part of participation may involve a physical site. Ask which sites are open, how many visits are expected, whether any steps can be done remotely, and whether travel costs or compensation are listed.

Who is behind this study?

This study is sponsored by Otsuka Pharmaceutical Development & Commercialization, Inc., which appears to be a pharmaceutical company. Sponsor website: https://www.otsuka.co.jp/en/. If available, it can be useful to check the sponsor website, collaborators, investigator affiliation, and the official registry before deciding. HopeStage does not judge the quality of a sponsor or researcher, but helps you identify what to verify.

Can I still join this study?

The public registry lists this study as not currently recruiting. This page remains available for information. Check the official record for the latest status and explore other recruiting studies.

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