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A Study Comparing the Safety and Efficacy of Ziprasidone and Risperidone for the Treatment of Chronic Schizophrenia

Last updated on May 10, 2018

FOR MORE INFORMATION
Study Location
Pfizer Investigational Site
Bilbao, Vizcaya, 48010 Spain
Contact
1-800-718-1021
Eligibility criteria
Condition
The disease, disorder, syndrome, illness, or injury that is being studied.
Schizophrenia
Sex
Females and Males
Age
Pediatric Trials: 0-17 Years
Adult Trials: 18+ Years
18-70 years
Inclusion criteria
The factors, or reasons, that allow a person to participate in a clinical study.
Show details

- Diagnosis of schizophrenia

- CGI-S score of 4 or less at baseline

Exclusion criteria
The factors, or reasons, that prevent a person from participating in a clinical study.
Show details

- Concurrent antipsychotic treatment

- Treatment with antidepressants or mood stabilizers within 2 weeks of randomization

- Acute exacerbation of schizophrenia within 3 months of baseline

NCT00645515
Pfizer
Terminated
A Study Comparing the Safety and Efficacy of Ziprasidone and Risperidone for the Treatment of Chronic Schizophrenia

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A Study Comparing the Safety and Efficacy of Ziprasidone and Risperidone for the Treatment of Chronic Schizophrenia
Ziprasidone Versus Risperidone In The Treatment Of Chronic Schizophrenia: A Six Months, Double Blind Randomized, Parallel Group Study
The purpose of this study is to compare the safety of ziprasidone and risperidone for the treatment of chronic schizophrenia. The primary purpose is to differentiate the effects of ziprasidone and risperidone on extrapyramidal side effects and the secondary purpose is to compare their tolerability and efficacy.
Not Provided
Interventional
Phase 3
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Treatment
Schizophrenia
  • Drug: Ziprasidone
    Initial dose of 40 mg capsules twice daily on Days 1-3; dose could be flexibly changed within the range of 40 to 80 mg twice daily for the remainder of the study; treatment duration was 24 weeks.
    Other Name: Geodon, Zeldox
  • Drug: Risperidone
    Initial dose of 10 mg once daily on Days 1-3; dose could be flexibly changed within the range of 3 to 9 mg twice daily for the remainder of the study; treatment duration was 24 weeks.
  • Experimental: Arm A
    Intervention: Drug: Ziprasidone
  • Active Comparator: Arm B
    Intervention: Drug: Risperidone
Not Provided


*   Includes publications given by the data provider as well as publications
identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Terminated
240
December 2003
Not Provided

Inclusion Criteria:

  • Diagnosis of schizophrenia
  • CGI-S score of 4 or less at baseline

Exclusion Criteria:

  • Concurrent antipsychotic treatment
  • Treatment with antidepressants or mood stabilizers within 2 weeks of randomization
  • Acute exacerbation of schizophrenia within 3 months of baseline
Sexes Eligible for Study: All
18 Years to 70 Years   (Adult, Senior)
No
Contact information is only displayed when the study is recruiting subjects
Spain
 
 
NCT00645515
A1281065
No
Not Provided
Not Provided
Director, Clinical Trial Disclosure Group, Pfizer, Inc.
Pfizer
Not Provided
Study Director: Pfizer CT.gov Call Center Pfizer
Pfizer
April 2008

ICMJE     Data element required by the

International Committee of Medical Journal Editors
and the
World Health Organization ICTRP

FOR MORE INFORMATION

Contact a representative by phone, email, or visiting thte study website. To get updates and notications about this trail, sign up using the form below.

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1-800-718-1021

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[email protected]



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