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An Open Label, Double-blind Discontinuation Study of Quetiapine Extended Release(XR)

NCT00606541 · Status: TERMINATED · Phase: EARLY_PHASE1 · Type: INTERVENTIONAL · Enrollment: 55

Last updated 2014-08-01

No results posted yet for this study

Summary

Purpose of Study: To examine 1) the short and long-term effectiveness and tolerability of quetiapine (extended release) XR for the treatment of social anxiety disorder (SAD); and 2) continuation effects of quetiapine XR in preventing SAD relapse.

Conditions

Interventions

DRUG

Quetiapine XR

This is an investigator-initiated, single site study, consisting of two phases: 1) 8-week, open label treatment with quetiapine XR (50-400 mg/day) in subjects (n=55 in order to randomize 20 into each of the quetiapine XR and PBO arms in the 2nd phase of the study) with SAD; and 2) in those who demonstrate at least minimal improvement (i.e. CGI≤3), 12-weeks randomized, double-blind treatment with either quetiapine XR or placebo (PBO).

DRUG

Placebo

Placebo

Sponsors & Collaborators

Principal Investigators

  • Wei Zhang, MD · Duke University

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

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

Timeline & Regulatory

Start
2008-01-31
Primary Completion
2011-12-31
Completion
2012-11-30

Countries

  • United States

Study Locations

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Entities

Drugs
Diseases
Companies

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 NCT00606541 on ClinicalTrials.gov