A Study of Treatment Success in Changing From Olanzapine to Long-acting Injectable Risperidone (RISPERDAL® CONSTA™)
Treatment Success in Patients Requiring Treatment Change From Olanzapine to Risperidone Long Acting Injectable (TRESOR)
1 other identifier
interventional
99
0 countries
N/A
Brief Summary
The purpose of the study is to evaluate the maintained effectiveness of long-acting injectable risperidone (RISPERDAL® CONSTA™) compared with the previous treatment with oral olanzapine in non-acute subjects with schizophrenia or schizoaffective disorder considered in need of a therapy change.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for phase_4 schizophrenia
Started Mar 2005
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
March 1, 2005
CompletedFirst Submitted
Initial submission to the registry
September 13, 2005
CompletedFirst Posted
Study publicly available on registry
September 22, 2005
CompletedPrimary Completion
Last participant's last visit for primary outcome
July 1, 2007
CompletedStudy Completion
Last participant's last visit for all outcomes
July 1, 2007
CompletedDecember 7, 2012
December 1, 2012
2.3 years
September 13, 2005
December 6, 2012
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Change from baseline in total Positive and Negative Syndrome Scale (PANSS) score at the end of the treatment period (6 months).
Secondary Outcomes (1)
Changes from baseline to end of treatment in Clinical Global Impression-Severity of Illness, Quality of Life SF-36, patient satisfaction with treatment
Interventions
Eligibility Criteria
You may qualify if:
- Diagnosis of schizophrenia or schizoaffective disorder according to criteria of Diagnostic and StatisticalManual of Mental Diseases, 4th edition (DSM-IV)
- patients must have been symptomatically non-acute on a stable dose of olanzapine the last month before the screening visit
- patients must be currently treated with oral olanzapine at doses stable for the last month and willing to switch to long-acting injectable risperidone for one of the following reasons: insufficient treatment response, adverse events, compliance issues, or patient's request.
You may not qualify if:
- Patients not treated with effective doses of olanzapine (acc. to SmPC) prior to study initiation
- known hypersensitivity, intolerance, or unresponsiveness to risperidone
- history of drug allergy or neuroleptic malignant syndrome, a rare psychotropic-drug reaction, which may be characterized by confusion, reduced consciousness, high fever or pronounced muscle stiffness
- tardive dyskinesia, a complication of neuroleptic therapy involving involuntary movements of facial muscles
- pregnant or nursing females, or those lacking adequate contraception
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Related Publications (1)
Rosa F, Schreiner A, Thomas P, Sherif T. Switching patients with stable schizophrenia or schizoaffective disorder from olanzapine to risperidone long-acting injectable. Clin Drug Investig. 2012 Apr 1;32(4):267-79. doi: 10.2165/11599080-000000000-00000.
PMID: 22339430DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- STUDY DIRECTOR
Janssen Pharmaceutica N.V. Clinical Trial
Janssen Pharmaceutica N.V.
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- NON RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- SINGLE GROUP
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
September 13, 2005
First Posted
September 22, 2005
Study Start
March 1, 2005
Primary Completion
July 1, 2007
Study Completion
July 1, 2007
Last Updated
December 7, 2012
Record last verified: 2012-12