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Study Evaluating Venlafaxine ER in Recurrent Depression

Information source: Wyeth is now a wholly owned subsidiary of Pfizer
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Depressive Disorder, Major; Recurrence

Intervention: Venlafaxine ER (Drug)

Phase: Phase 4

Status: Completed

Sponsored by: Wyeth is now a wholly owned subsidiary of Pfizer

Official(s) and/or principal investigator(s):
Medical Monitor, MD, Study Director, Affiliation: Wyeth is now a wholly owned subsidiary of Pfizer


The purpose of this study is to review the long-term comparative efficacy of venlafaxine ER in achieving and sustaining remission (wellness) in patients with recurrent major depression

Clinical Details

Official title: An Acute and Continuation Phase Study of the Comparative Efficacy Study of Venlafaxine ER (Effexor® XR) and Fluoxetine (Prozac®) in Achieving and Sustaining Remission (Wellness) in Patients With Recurrent Unipolar Major Depression; Followed by a Long Term Randomized, Placebo-Controlled Maintenance Treatment Study in Patients Treated Initially With Venlafaxine ER

Study design: Primary Purpose: Treatment


Minimum age: 18 Years. Maximum age: N/A. Gender(s): Both.


Inclusion Criteria

- Clinical diagnosis for recurrent major depression

Exclusion Criteria

- The patient has failed on an adequate trial of fluoxetine, venlafaxine or venlafaxine

ER during the current episode of major depression or the patient is treatment-resistant

- Known hypersensitivity to venlafaxine or fluoxetine

- History or presence of clinically significant hepatic, cardiovascular or renal

disease, or other serious medical disease, including history of seizure disorder

Locations and Contacts

Additional Information

Starting date: August 2000
Last updated: August 13, 2009

Page last updated: August 23, 2015

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