Terminated PHASE3 INTERVENTIONAL 3-arm NCT00658645

Efficacy of Bifeprunox in Patients With Schizophrenia

A Multinational, Randomised, Double-blind, Fixed-dose, Bifeprunox Study Combining a 12-Week Placebo-controlled, Quetiapine-referenced Phase With a 12-month Quetiapine-controlled Phase in Patients With Schizophrenia

Sponsor: H. Lundbeck A/S

Conditions Schizophrenia

Interventions Bifeprunox Placebo Quetiapine

Updated 6 times since 2017 Last updated: Sep 24, 2010 Started: Mar 31, 2008 Primary completion: Aug 31, 2009 Completion: Nov 30, 2009

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Interim analysis showed inadequate efficacy of bifeprunox

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A PHASE3 clinical study on Schizophrenia, this trial is terminated or withdrawn. The trial is conducted by H. Lundbeck A/S and has accumulated 6 data snapshots since 2008. Psychiatric clinical trials are essential for establishing evidence-based treatment standards.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Terminated PHASE3
Sep 2024 — Sep 2025 [monthly]

Terminated PHASE3
Jul 2024 — Sep 2024 [monthly]

Terminated PHASE3
Jan 2021 — Jul 2024 [monthly]

Terminated PHASE3
Jun 2018 — Jan 2021 [monthly]

Terminated PHASE3

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Terminated PHASE3

First recorded

Mar 2008

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

H. Lundbeck A/S

Data source: H. Lundbeck A/S

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Arkhangelsk, Russia , Bangkok, Thailand , Beijing, China , Brasov, Romania , Bucharest, Romania , Chiang Mai, Thailand , Chita, Russia , Hlevakha, Ukraine , Hualien Town, Taiwan , Iași, Romania and 13 more locations