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TerminatedNCT00366704

Effect on Weight of Bifeprunox Versus Risperidone for schizophrenia

This study was terminated in the United States. It is testing effect on Weight of Bifeprunox Versus Risperidone for schizophrenia.

SchizophreniaDrugFrom 18 Years to 65 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.

Then choose your country and confirm availability with each study site.

In plain English

Key information made simple

What is this study testing?

This study is testing whether the Effect on Weight of Bifeprunox Versus Risperidone may be useful for adults experiencing schizophrenia.

What would participation involve?

Participants may receive the Effect on Weight of Bifeprunox Versus Risperidone, attend study visits with the research team. The protocol may also involve randomization, placebo, or a comparison group. The registry lists locations in the United States.

Who is it mainly for?

This study appears to be mainly for adults with schizophrenia.

What should you check before joining?

Ask about the dose, safety monitoring, and possible side effects, whether there is placebo, randomization, or a comparison group, how many visits or travel steps are needed, the exact eligibility criteria.

Your next step

Check the study details

Check the official source, then confirm these points with the research team.

View official study record (opens in a new tab)
  • 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

Questions to ask before joining

Study clarity

Things to check before joining

Study start dateNovember 2006
Recruitment status
Terminated
Enrollment listed in the registry
400
Sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Sponsor type
Unknown or unclear
Study type
Drug
Intervention type
Medication / drug
Study phase
Phase 3Usually a larger study designed to confirm effectiveness and safety in a broader group.
Locations
United States
Age range
From 18 Years to 65 Years
Official registry ID
NCT00366704
Official title
A Multicenter, Randomized, Double-blind, Parallel-group Fixed-dose Study of the Effect on Weight of Bifeprunox Versus Risperidone in the Treatment of Outpatients With Schizophrenia.

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Check recruitment and locations

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

View official study record (opens in a new tab)

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

United States · 66 sites
  • Little Rock
    Little Rock, Arkansas
    Site status: Not listed — confirm with the team
  • Little Rock
    Little Rock, Arkansas
    Site status: Not listed — confirm with the team
  • Anaheim
    Anaheim, California
    Site status: Not listed — confirm with the team
  • Anaheim
    Anaheim, California
    Site status: Not listed — confirm with the team
  • Anaheim
    Anaheim, California
    Site status: Not listed — confirm with the team
  • Boynton Beach
    Boynton Beach, California
    Site status: Not listed — confirm with the team
  • Costa Mesa
    Costa Mesa, California
    Site status: Not listed — confirm with the team
  • Costa Mesa
    Costa Mesa, California
    Site status: Not listed — confirm with the team
  • Escondido
    Escondido, California
    Site status: Not listed — confirm with the team
  • Garden Grove
    Garden Grove, California
    Site status: Not listed — confirm with the team
  • Glendale
    Glendale, California
    Site status: Not listed — confirm with the team
  • Huntington Beach
    Huntington Beach, California
    Site status: Not listed — confirm with the team
  • La Mesa
    La Mesa, California
    Site status: Not listed — confirm with the team
  • National City
    National City, California
    Site status: Not listed — confirm with the team
  • Oceanside
    Oceanside, California
    Site status: Not listed — confirm with the team
  • Paramount
    Paramount, California
    Site status: Not listed — confirm with the team
  • Rosemead
    Rosemead, California
    Site status: Not listed — confirm with the team
  • San Diego
    San Diego, California
    Site status: Not listed — confirm with the team
  • San Diego
    San Diego, California
    Site status: Not listed — confirm with the team
  • San Diego
    San Diego, California
    Site status: Not listed — confirm with the team
  • Santa Ana
    Santa Ana, California
    Site status: Not listed — confirm with the team
  • Santa Ana
    Santa Ana, California
    Site status: Not listed — confirm with the team
  • New London
    New London, Connecticut
    Site status: Not listed — confirm with the team
  • Fort Lauderdale
    Fort Lauderdale, Florida
    Site status: Not listed — confirm with the team
  • Jacksonville
    Jacksonville, Florida
    Site status: Not listed — confirm with the team
  • North Miami
    North Miami, Florida
    Site status: Not listed — confirm with the team
  • St. Petersburg
    St. Petersburg, Florida
    Site status: Not listed — confirm with the team
  • Atlanta
    Atlanta, Georgia
    Site status: Not listed — confirm with the team
  • Atlanta
    Atlanta, Georgia
    Site status: Not listed — confirm with the team
  • Augusta
    Augusta, Georgia
    Site status: Not listed — confirm with the team
  • Marietta
    Marietta, Georgia
    Site status: Not listed — confirm with the team
  • Coevr d'Alene
    Coevr d'Alene, Idaho
    Site status: Not listed — confirm with the team
  • Chicago
    Chicago, Illinois
    Site status: Not listed — confirm with the team
  • Hoffman Estates
    Hoffman Estates, Illinois
    Site status: Not listed — confirm with the team
  • Joliet
    Joliet, Illinois
    Site status: Not listed — confirm with the team
  • Naperville
    Naperville, Illinois
    Site status: Not listed — confirm with the team
  • Lake Charles
    Lake Charles, Louisiana
    Site status: Not listed — confirm with the team
  • Gaithersburg
    Gaithersburg, Maryland
    Site status: Not listed — confirm with the team
  • Pittsfield
    Pittsfield, Massachusetts
    Site status: Not listed — confirm with the team
  • Worcester
    Worcester, Massachusetts
    Site status: Not listed — confirm with the team
  • Flowood
    Flowood, Mississippi
    Site status: Not listed — confirm with the team
  • St Louis
    St Louis, Missouri
    Site status: Not listed — confirm with the team
  • St Louis
    St Louis, Missouri
    Site status: Not listed — confirm with the team
  • St Louis
    St Louis, Missouri
    Site status: Not listed — confirm with the team
  • North Platte
    North Platte, Nebraska
    Site status: Not listed — confirm with the team
  • Cherry Hill
    Cherry Hill, New Jersey
    Site status: Not listed — confirm with the team
  • Clementon
    Clementon, New Jersey
    Site status: Not listed — confirm with the team
  • Rochester
    Rochester, New York
    Site status: Not listed — confirm with the team
  • Staten Island
    Staten Island, New York
    Site status: Not listed — confirm with the team
  • Butner
    Butner, North Carolina
    Site status: Not listed — confirm with the team
  • Morehead City
    Morehead City, North Carolina
    Site status: Not listed — confirm with the team
  • Beachwood
    Beachwood, Ohio
    Site status: Not listed — confirm with the team
  • Cleveland
    Cleveland, Ohio
    Site status: Not listed — confirm with the team
  • Oklahoma City
    Oklahoma City, Oklahoma
    Site status: Not listed — confirm with the team
  • East Stroudsberg
    East Stroudsberg, Pennsylvania
    Site status: Not listed — confirm with the team
  • Jenkintown
    Jenkintown, Pennsylvania
    Site status: Not listed — confirm with the team
  • Norristown
    Norristown, Pennsylvania
    Site status: Not listed — confirm with the team
  • Philadelphia
    Philadelphia, Pennsylvania
    Site status: Not listed — confirm with the team
  • Pittsburgh
    Pittsburgh, Pennsylvania
    Site status: Not listed — confirm with the team
  • Cordova
    Cordova, Tennessee
    Site status: Not listed — confirm with the team
  • Memphis
    Memphis, Tennessee
    Site status: Not listed — confirm with the team
  • Memphis
    Memphis, Tennessee
    Site status: Not listed — confirm with the team
  • Austin
    Austin, Texas
    Site status: Not listed — confirm with the team
  • DeSoto
    DeSoto, Texas
    Site status: Not listed — confirm with the team
  • Irving
    Irving, Texas
    Site status: Not listed — confirm with the team
  • San Antonio
    San Antonio, Texas
    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 bifeprunox, risperidone. Phase 3 studies are usually larger and aim to confirm effectiveness and safety in a broader group.

Who might this study be for?

This study may concern people with schizophrenia; age range: From 18 Years to 65 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 Wyeth is now a wholly owned subsidiary of Pfizer, which appears to be unknown or unclear. 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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