Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT00073164 · ClinicalTrials.gov registry record · Phase 2
Depakote ER Plus an Atypical Antipsychotic Vs. an Atypical Antipsychotic Alone in the Treatment of Schizophrenia
A Phase 2 study, sponsored by Abbott.
- Completed
- Registry status
- Phase 2
- Development phase
- 400
- Enrollment target
NCT00073164: Completed Phase 2 study, sponsored by Abbott.
NCT00073164 is a Phase 2 study that has completed, run by Abbott. The registered enrollment target is 400 participants, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (201% higher). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00073164, a Phase 2 study, has completed, sponsored by Abbott.
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 400 participants
- Enrollment target
Study Summary
The purpose of this study is to assess the 14-day and 12-week safety and efficacy of Depakote ER used in combination with either olanzapine or risperidone versus antipsychotic monotherapy with olanzapine or risperidone for the treatment of schizophrenia.
Interventions
- DRUG Risperidone
- DRUG Olanzapine
- DRUG Divalproex Sodium Extended-Release Tablets
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 400 participants |
| Start Date | 2003-07 |
| Phase | Phase 2 |
What the finished NCT00073164 record still lists
NCT00073164 is an interventional study that assigns participants to a tested intervention. The registered 400 participants enrollment target is mid-sized for trials with a published cap, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (201% higher).
The record links to 0 conditions, and to 3 interventions - of which Risperidone is the first listed.
NCT00073164 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00073164 about?
NCT00073164 is a clinical study titled "Depakote ER Plus an Atypical Antipsychotic Vs. an Atypical Antipsychotic Alone in the Treatment of Schizophrenia". The purpose of this study is to assess the 14-day and 12-week safety and efficacy of Depakote ER used in combination with either olanzapine or risperidone versus antipsychotic monotherapy with olanzapine or risperidone for the treatment of schizophrenia.
What is the current status of trial NCT00073164?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 400 participants. The study started on 2003-07.
What interventions are being tested in trial NCT00073164?
The interventions under investigation include: Risperidone (DRUG), Olanzapine (DRUG), Divalproex Sodium Extended-Release Tablets (DRUG).
Who is sponsoring clinical trial NCT00073164?
This trial is sponsored by Abbott, which has 181 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00073164's enrollment target sits among peer trials
400 96th of 2000 higher than 1,898 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 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
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT01665326 · 400 participants
Determination of CRIM Status and Longitudinal Follow-up of Individuals With Pompe Disease
- NCT02108054 · 400 participants · NA
Behavioral and Functional Task Development, Implementation, and Testing
- NCT02216500 · 400 participants · NA
Ketogenic Therapy Effects on Electrical and Metabolic Abnormalities in Epilepsy
- NCT02250352 · 400 participants
Core Biopsies for Establishing a Breast Tumor Tissue Repository
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia