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A 6-Week Multicenter Trial Of Varenicline Tartrate For Cognitive Impairment In Subjects With Schizophrenia

NCT00743847 · Status: WITHDRAWN · Phase: PHASE2 · Type: INTERVENTIONAL

Last updated 2009-02-24

No results posted yet for this study

Summary

The primary objective of this protocol is to assess the efficacy of two dose strengths of varenicline (0.5 mg BID and 1mg BID) as adjunctive treatment for cognitive impairment in symptomatically stable outpatient schizophrenic subjects who are receiving treatment with atypical antipsychotic medications.

A secondary objective is to evaluate the safety and tolerability of two doses of varenicline in symptomatically stable schizophrenic subjects who are receiving treatment with atypical antipsychotic medications.

Conditions

Interventions

DRUG

placebo

Subjects randomized to placebo will receive matching placebo and follow the titration schedule and dosing schedule of those randomized to varenicline.

DRUG

varenicline

Subjects randomized to the 0.5 mg arm will be titrated to the full dose during the first week in the following manner: 0.5mg QD x 7 days, then 0.5mg BID for the remainder of the 6 week trial.

DRUG

varenicline

Subjects randomized to the 1mg arm will be titrated to the full dose during the first week in the following manner: 0.5mg QD x 3 days, 0.5mg BID x 4 days, then 1mg BID for the remainder of the 6 week trial.

Sponsors & Collaborators

Principal Investigators

  • Pfizer CT.gov Call Center · Pfizer

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Max Age
55 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2009-03-31
Primary Completion
2009-11-30
Completion
2009-11-30

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT00743847 on ClinicalTrials.gov