ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

An Inpatient Study Of The Efficacy, Safety, And Tolerability Of PF-02545920 In The Treatment Of Acute Exacerbation Of Schizophrenia

ClinicalTrials.gov ID: NCT01175135

Public ClinicalTrials.gov record NCT01175135. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 20, 2026, 1:31 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

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

Study identification

NCT ID
NCT01175135
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Pfizer
Industry
Enrollment
259 participants

Conditions and interventions

Conditions

Interventions

  • PF-02545920 Drug
  • Placebo Drug
  • Risperidone Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 65 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 30, 2010
Primary completion
Jul 31, 2011
Completion
Jul 31, 2011
Last update posted
May 21, 2018

2010 – 2011

United States locations

U.S. sites
38
U.S. states
14
U.S. cities
26
Facility City State ZIP Site status
K & S Professional Research Services, LLC Little Rock Arkansas 72201
Leisure Court Center Anaheim California 92801
Early Phase Investigational Center Escondido California 92025
Synergy Clinical Research Center of Escondido Escondido California 92025
Collaborative Neuroscience Network, Inc. Garden Grove California 92845
Ocean View Psychiatric Health Facility Long Beach California 90806
Long Beach VA Healthcare System Long Beach California 90822
University of California Irvine Medical Center Orange California 92868
California Clinical Trials Medical Group Paramount California 90723
LaPaz Geropsychiatric Center Paramount California 90723
Sharp Mesa Vista Hospital San Diego California 92123
Neuropsychiatric Research Center of Orange County Santa Ana California 92701
Collaborative Neuroscience Network, Inc. Torrance California 90502
Del Amo Hospital Torrance California 90505
Comprehensive Neuroscience, Incorporated Washington D.C. District of Columbia 20016
Florida Clinical Research Center, LLC Bradenton Florida 34208
Florida Clinical Research Center, LLC Maitland Florida 32751
Lakeside Behavioral Healthcare Orlando Florida 32810
Atlanta Center for Medical Research Atlanta Georgia 30308
Alexian Brothers Behavioral Health Hospital Hoffman Estates Illinois 60169
Alexian Brothers Center for Psychiatric Research Hoffman Estates Illinois 60169
Chinmay K. Patel, D.O. Hoffman Estates Illinois 60169
Lake Charles Memorial Hospital Lake Charles Louisiana 70601
Lake Charles Clinical Trials Lake Charles Louisiana 70629
CBH Health, LLC Rockville Maryland 20850
St. Louis Clinical Trials, LC St Louis Missouri 63118
CRI Worldwide, LLC Willingboro New Jersey 08046
Lourdes Medical Center of Burlington County Willingboro New Jersey 08046
Comprehensive Neuroscience, Inc. Hollis New York 11423
CRI Worldwide, LLC Philadelphia Pennsylvania 19139
FutureSearch Trials Austin Texas 78731
TexasNeuroRehab Center Austin Texas 78745
Community Clinical Research Austin Texas 78754
InSite Clinical Research DeSoto Texas 75115
Bayou City Research, Ltd. Houston Texas 77007
Behavioral Hospital - Bellaire Houston Texas 77081
Eastside Therapeutic Resource Kirkland Washington 98033
Fairfax Hospital Kirkland Washington 98034

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 8 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01175135, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 21, 2018 · Synced May 20, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01175135 live on ClinicalTrials.gov.

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