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NCT00169065 · ClinicalTrials.gov registry record · Phase 4
Effectiveness of Clozapine Versus Olanzapine for Treatment-resistant Schizophrenia
A Phase 4 study of Schizophrenia, sponsored by Harvard Medical School (HMS and HSDM).
- Completed
- Registry status
- Phase 4
- Development phase
- 38
- Enrollment target
- 1
- Study location
NCT00169065: Completed Phase 4 study of Schizophrenia, sponsored by Harvard Medical School (HMS and HSDM).
NCT00169065 is a Phase 4 study of Schizophrenia that has completed, run by Harvard Medical School (HMS and HSDM). The registered enrollment target is 38 participants, below the 219-participant average among 315 other Schizophrenia trials with a reported enrollment target (83% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00169065, a Phase 4 study of Schizophrenia, has completed, sponsored by Harvard Medical School (HMS and HSDM).
- COMPLETED
- Registry status
- Phase 4
- Development phase
- 38 participants
- Enrollment target
- 1
- Study location
Study Summary
This study will determine the effectiveness of clozapine versus olanzapine in treating people with schizophrenia that has not improved with treatment.
Conditions Studied
Interventions
- DRUG Olanzapine
- DRUG Clozapine
Study Locations (1)
Massachusetts
- Commonwealth Research Center - Jamaica Plain
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 38 participants |
| Start Date | 1998-08 |
| Est. Completion | 2002-06 |
| Phase | Phase 4 |
What the finished NCT00169065 record still lists
NCT00169065 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 38 participants, a relatively small participant target, below the 219-participant average among 315 other Schizophrenia trials with a reported enrollment target (83% lower).
The record links to 1 condition, with Schizophrenia appearing as the primary indexed condition, and to 2 interventions - of which Olanzapine is the first listed.
NCT00169065 reports a single indexed study location in Massachusetts.
Frequently Asked Questions
What is clinical trial NCT00169065 about?
NCT00169065 is a clinical study titled "Effectiveness of Clozapine Versus Olanzapine for Treatment-resistant Schizophrenia". This study will determine the effectiveness of clozapine versus olanzapine in treating people with schizophrenia that has not improved with treatment.
What is the current status of trial NCT00169065?
This trial is currently completed. It is a Phase 4 study. The enrollment target is 38 participants. The study started on 1998-08. Estimated completion is 2002-06.
What conditions does trial NCT00169065 study?
This clinical trial studies the following conditions: Schizophrenia.
What interventions are being tested in trial NCT00169065?
The interventions under investigation include: Olanzapine (DRUG), Clozapine (DRUG).
Who is sponsoring clinical trial NCT00169065?
This trial is sponsored by Harvard Medical School (HMS and HSDM), which has 26 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT00169065 being conducted?
This trial has 1 study location across Massachusetts. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
Similar trials for Schizophrenia
Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.
Where NCT00169065's enrollment target sits among peer trials
38 246th of 315 higher than 66 of 315 other Schizophrenia trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Schizophrenia trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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