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CompletedNCT01175135

Safety And Efficacy Of Two Fixed Doses Of Pf-02545920 Compared To Placebo for schizophrenia

This study is completed in the United States, in Germany, and in Ukraine. It is testing Safety And Efficacy Of Two Fixed Doses Of Pf-02545920 Compared To Placebo 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 PF-02545920 may be useful for adults experiencing schizophrenia.

What would participation involve?

Participants may receive PF-02545920, attend study visits with the research team. The protocol may also involve randomization, placebo, or a comparison group. The registry lists locations in Germany, in Ukraine, and 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 dateStarted: October 2010
Recruitment status
Completed
Enrollment listed in the registry
259
Sponsor
Pfizer
Sponsor type
Unknown or unclear
Study type
Drug
Intervention type
Medication / drug
Study phase
Phase 2Usually explores whether the intervention may work, while continuing to monitor safety.
Locations
United States, Germany, Ukraine
Age range
From 18 Years to 65 Years
Official registry ID
NCT01175135
Official title
A Phase 2, Multicenter, Double-blind, Randomized, Parallel Group, 4-week Inpatient Study To Evaluate The Safety And Efficacy Of Two Fixed Doses Of Pf-02545920 Compared To Placebo In The Treatment Of Acute Exacerbation Of Schizophrenia Using Risperidone As An Active Control

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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.

Germany · 1 site
  • Zentralinstitut fuer Seelische Gesundheit
    Mannheim
    Site status: Not listed — confirm with the team
Ukraine · 7 sites
  • Municipal Establishment "Dnipropetrovsk Regional Clinical Hospital n.a. Mechnikov"
    Dnipropetrovsk
    Site status: Not listed — confirm with the team
  • Municipal Establishment "Dnipropetrovsk Regional Clinical Psychiatric Hospital"
    Dnipropetrovsk
    Site status: Not listed — confirm with the team
  • Kyiv City Psychoneurological Hospital #2
    Kyiv
    Site status: Not listed — confirm with the team
  • Kyiv City Clinical Psychoneurological Hospital #1
    Kyiv
    Site status: Not listed — confirm with the team
  • Lugansk Regional Clinical Psychoneurological Hospital
    Luhansk
    Site status: Not listed — confirm with the team
  • Poltava Regional Clinical Psychiatric Hospital n.a. O.F. Maltsev
    Poltava
    Site status: Not listed — confirm with the team
  • Kherson Regional Psychiatric Hospital, Department #3
    Stepanivka, Kherson
    Site status: Not listed — confirm with the team
United States · 38 sites
  • K & S Professional Research Services, LLC
    Little Rock, Arkansas
    Site status: Not listed — confirm with the team
  • Leisure Court Center
    Anaheim, California
    Site status: Not listed — confirm with the team
  • Early Phase Investigational Center
    Escondido, California
    Site status: Not listed — confirm with the team
  • Synergy Clinical Research Center of Escondido
    Escondido, California
    Site status: Not listed — confirm with the team
  • Collaborative Neuroscience Network, Inc.
    Garden Grove, California
    Site status: Not listed — confirm with the team
  • Ocean View Psychiatric Health Facility
    Long Beach, California
    Site status: Not listed — confirm with the team
  • Long Beach VA Healthcare System
    Long Beach, California
    Site status: Not listed — confirm with the team
  • University of California Irvine 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
  • LaPaz Geropsychiatric Center
    Paramount, California
    Site status: Not listed — confirm with the team
  • Sharp Mesa Vista Hospital
    San Diego, California
    Site status: Not listed — confirm with the team
  • Neuropsychiatric Research Center of Orange County
    Santa Ana, California
    Site status: Not listed — confirm with the team
  • Collaborative Neuroscience Network, Inc.
    Torrance, California
    Site status: Not listed — confirm with the team
  • Del Amo Hospital
    Torrance, California
    Site status: Not listed — confirm with the team
  • Comprehensive Neuroscience, Incorporated
    Washington D.C., District of Columbia
    Site status: Not listed — confirm with the team
  • Florida Clinical Research Center, LLC
    Bradenton, Florida
    Site status: Not listed — confirm with the team
  • Florida Clinical Research Center, LLC
    Maitland, Florida
    Site status: Not listed — confirm with the team
  • Lakeside Behavioral Healthcare
    Orlando, Florida
    Site status: Not listed — confirm with the team
  • Atlanta Center for Medical Research
    Atlanta, Georgia
    Site status: Not listed — confirm with the team
  • Alexian Brothers Behavioral Health Hospital
    Hoffman Estates, Illinois
    Site status: Not listed — confirm with the team
  • Alexian Brothers Center for Psychiatric Research
    Hoffman Estates, Illinois
    Site status: Not listed — confirm with the team
  • Chinmay K. Patel, D.O.
    Hoffman Estates, Illinois
    Site status: Not listed — confirm with the team
  • Lake Charles Memorial Hospital
    Lake Charles, Louisiana
    Site status: Not listed — confirm with the team
  • Lake Charles Clinical Trials
    Lake Charles, Louisiana
    Site status: Not listed — confirm with the team
  • CBH Health, LLC
    Rockville, Maryland
    Site status: Not listed — confirm with the team
  • St. Louis Clinical Trials, LC
    St Louis, Missouri
    Site status: Not listed — confirm with the team
  • CRI Worldwide, LLC
    Willingboro, New Jersey
    Site status: Not listed — confirm with the team
  • Lourdes Medical Center of Burlington County
    Willingboro, New Jersey
    Site status: Not listed — confirm with the team
  • Comprehensive Neuroscience, Inc.
    Hollis, New York
    Site status: Not listed — confirm with the team
  • CRI Worldwide, LLC
    Philadelphia, Pennsylvania
    Site status: Not listed — confirm with the team
  • FutureSearch Trials
    Austin, Texas
    Site status: Not listed — confirm with the team
  • TexasNeuroRehab Center
    Austin, Texas
    Site status: Not listed — confirm with the team
  • Community Clinical Research
    Austin, Texas
    Site status: Not listed — confirm with the team
  • InSite Clinical Research
    DeSoto, Texas
    Site status: Not listed — confirm with the team
  • Bayou City Research, Ltd.
    Houston, Texas
    Site status: Not listed — confirm with the team
  • Behavioral Hospital - Bellaire
    Houston, Texas
    Site status: Not listed — confirm with the team
  • Eastside Therapeutic Resource
    Kirkland, Washington
    Site status: Not listed — confirm with the team
  • Fairfax Hospital
    Kirkland, 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 PF-02545920, Placebo, Risperidone. Phase 2 studies usually explore whether the intervention may work, while continuing to monitor safety.

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 specific, 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 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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