Efficacy and Safety of Celecoxib as Add-on Therapy to Risperidone Versus Risperidone Alone in Patients With Schizophrenia

NCT ID: NCT00639483

Last Updated: 2009-03-16

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

270 participants

Study Classification

INTERVENTIONAL

Study Start Date

2003-03-31

Study Completion Date

2004-01-31

Brief Summary

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To assess the efficacy and safety of celecoxib as add-on therapy to risperidone versus risperidone alone in patients with schizophrenia

Detailed Description

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Conditions

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Schizophrenia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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A

Group Type EXPERIMENTAL

Celecoxib

Intervention Type DRUG

200 mg oral capsules twice daily as add-on therapy to risperidone twice daily (range 2-8 mg/day) for 11 weeks

B

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Matched oral placebo as add-on to risperidone twice daily (range 2-8 mg/day) for 11 weeks

Interventions

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Celecoxib

200 mg oral capsules twice daily as add-on therapy to risperidone twice daily (range 2-8 mg/day) for 11 weeks

Intervention Type DRUG

Placebo

Matched oral placebo as add-on to risperidone twice daily (range 2-8 mg/day) for 11 weeks

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Diagnosis of schizophrenia (according to Diagnostic and Statistical Manual of Mental Disorders \[DSM\]-IV-TR criteria and made by a specialist in psychiatry) and acute exacerbation of schizophrenia requiring hospitalization
* Total PANSS score of ?60 at screening
* History of schizophrenia of ?10 years (from onset of prodromal symptoms)

Exclusion Criteria

* Axis-I DSM-IV-TR diagnosis other than schizophrenia
* Less than a full cycle has lapsed at time of screening following the last injection of a depot antipsychotic
* Currently taking celecoxib or other selective cyclo-oxygenase 2 inhibitors, or other antiinflammatory medication
Minimum Eligible Age

18 Years

Maximum Eligible Age

50 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Pfizer

INDUSTRY

Sponsor Role lead

Responsible Party

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Pfizer, Inc.

Principal Investigators

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Pfizer CT.gov Call Center

Role: STUDY_DIRECTOR

Pfizer

Locations

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Pfizer Investigational Site

La Plata, Buenos Aires, Argentina

Site Status

Pfizer Investigational Site

Lanús, Buenos Aires, Argentina

Site Status

Pfizer Investigational Site

La Plata, Pcia. de Buenos Aires, Argentina

Site Status

Pfizer Investigational Site

PR, Curitiba, Brazil

Site Status

Pfizer Investigational Site

Salvador, Estado de Bahia, Brazil

Site Status

Pfizer Investigational Site

Aparecida de Goiânia, Goiania, Brazil

Site Status

Pfizer Investigational Site

Rio de Janeiro, Rio de Janeiro, Brazil

Site Status

Pfizer Investigational Site

São Paulo, São Paulo, Brazil

Site Status

Pfizer Investigational Site

Bonn, , Germany

Site Status

Pfizer Investigational Site

München, , Germany

Site Status

Pfizer Investigational Site

München, , Germany

Site Status

Pfizer Investigational Site

Münster, , Germany

Site Status

Pfizer Investigational Site

Mexico City, , Mexico

Site Status

Pfizer Investigational Site

Mandaluyong, , Philippines

Site Status

Pfizer Investigational Site

Pasig, , Philippines

Site Status

Pfizer Investigational Site

Niao-Sung Hsiang, Kaohsiung, Taiwan

Site Status

Pfizer Investigational Site

Taipei, , Taiwan

Site Status

Countries

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Argentina Brazil Germany Mexico Philippines Taiwan

Related Links

Other Identifiers

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A3191105

Identifier Type: -

Identifier Source: secondary_id

COXXNT-6570-001

Identifier Type: -

Identifier Source: org_study_id

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