Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00320489 · ClinicalTrials.gov registry record · Phase 3

Olanzapine Pamoate Depot Versus Oral Olanzapine on Treatment Outcomes in Outpatients With Schizophrenia

A Phase 3 study, sponsored by Eli Lilly and Company.

Completed
Registry status
Phase 3
Development phase
524
Enrollment target

NCT00320489: Completed Phase 3 study, sponsored by Eli Lilly and Company.

NCT00320489 is a Phase 3 study that has completed, run by Eli Lilly and Company. The registered enrollment target is 524 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (32% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00320489, a Phase 3 study, has completed, sponsored by Eli Lilly and Company.

COMPLETED
Registry status
Phase 3
Development phase
524 participants
Enrollment target

Study Summary

To compare the health outcome of patients with schizophrenia, who are at risk for relapse, when treated with a long acting injection form of olanzapine versus treatment with oral olanzapine.

Interventions

  • DRUG olanzapine
  • DRUG olanzapine pamoate depot

Trial Details

FieldValue
Enrollment Target 524 participants
Start Date 2006-04
Est. Completion 2009-09
Phase Phase 3
Eli Lilly and Company

1,341 total trials

What the finished NCT00320489 record still lists

NCT00320489 is an interventional study that assigns participants to a tested intervention. The registered 524 participants enrollment target is mid-sized for trials with a published cap, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (32% lower).

The record links to 0 conditions, and to 2 interventions - of which olanzapine is the first listed.

NCT00320489 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00320489 about?

NCT00320489 is a clinical study titled "Olanzapine Pamoate Depot Versus Oral Olanzapine on Treatment Outcomes in Outpatients With Schizophrenia". To compare the health outcome of patients with schizophrenia, who are at risk for relapse, when treated with a long acting injection form of olanzapine versus treatment with oral olanzapine.

What is the current status of trial NCT00320489?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 524 participants. The study started on 2006-04. Estimated completion is 2009-09.

What interventions are being tested in trial NCT00320489?

The interventions under investigation include: olanzapine (DRUG), olanzapine pamoate depot (DRUG).

Who is sponsoring clinical trial NCT00320489?

This trial is sponsored by Eli Lilly and Company, which has 1,341 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00320489's enrollment target sits among peer trials

524 716th of 2000 higher than 1,285 of 2,000 other Phase 3 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 3 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

  • NCT04580134 · 524 participants · Phase 4

    CLOZAPINE Response in Biotype-1

  • NCT07158814 · 524 participants · Phase 4

    Safety of RSV Preventive Monoclonal Antibody

  • NCT04769492 · 525 participants · NA

    #ChopViolence/#ChopHIV

  • NCT05260047 · 525 participants · NA

    Culturally Responsive Community Driven Substance Use Recovery for Black and Latinx Population

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

Source: ClinicalTrials.gov NCT00320489, the US trial registry maintained by the National Library of Medicine. NCT00320489 (mid enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.