Efficacy of Olanzapine Monotherapy for Treatment Bipolar Ⅰ Depression

Status Completed

Clinical Trial Summary

Olanzapine may have some antidepressant properties and olanzapine monotherapy has been shown efficacy in bipolar depressive episodes in retrospective studies. However, there has been no prospective study about the monotherapy of olanzapine. The investigators conducted a randomized, placebo-controlled study to test the efficacy of olanzapine monotherapy for treatment of the depressed phase of bipolar disorder.

Clinical Trial Description

The study was designed as a double-blind randomized controlled trial, with research assessors and patients intended to be blind to the intervention status. The staff members performing the assessment were not involved in implementing any aspect of the intervention.68 patients were randomized to assigned 6 weeks by olanzapine or placebo. Medications were provided in double-blind fashion. The assessments include Montgomery-Asberg Depression Rating Scale, Young Mania Rating Scale, clinical Global Impressions-Severity of Illness scale, Clinical Global Impressions-Improvement scale, response and remission rates, and Treatment Emergent Symptom Scale. ;

Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Caregiver, Outcomes Assessor), Primary Purpose: Treatment

Related Conditions & MeSH terms

Clinical Trial Details

NCT number	NCT01303601
Study type	Interventional
Source	China Medical University, China
Contact
Status	Completed
Phase	Phase 4
Start date	January 2009
Completion date	October 2010

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