At a glance
ClinicalIndex Comparison RecordPhase 4Completed· 628 enrolled
Drug / intervention
olanzapine +2 moredrug
Likely dose
olanzapine 20 milligramsfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Predicting Response to Risperidone Treatment Through Identification of Early-onset of Antipsychotic Drug Action in Schizophrenia.
In Brief
A Phase 4 clinical trial evaluating olanzapine and risperidone for Schizophrenia and 2 related conditions. Completed, enrolled 628 participants across 34 sites in 3 countries.
Detailed Summary
The current study has been designed to address the significance of early onset of response prospectively in patients treated with an atypical antipsychotic.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesArgentina, Russia, United States
Collaborators--
Timeline
Phase 4CompletedFinished
2006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartMay 2006
First PostedJun 2006
Primary CompletionDec 2007
TodayJul 2026
First PostedJun 16, 2006
Enrollment StartMay 1, 2006
Primary CompletionDec 1, 2007
TodayJul 2, 2026
Enrollment to primary: 1.6 yearsPosted 20.0 years ago
Interventions
olanzapinedrug
10-20 milligrams (mg), oral, daily, 10 weeks.
risperidonedrug
2-6 mg, oral, daily, for 10 weeks.
risperidonedrug
2-6 mg, oral, daily, 10 weeks