A Randomized, Double-blind, Two-arm Study Comparing the Efficacy and Safety of Trazodone Contramid® OAD and Placebo in the Treatment of Unipolar Major Depressive Disorder.

ClinicalTrials.gov ID: NCT00775203

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This page only displays public information reproduced from the official ClinicalTrials.gov record NCT00775203. It adds no medical advice, opinions, or eligibility judgments. The official record remains the source of truth for eligibility criteria, enrollment, and contact information.

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ClinicalTrials.gov public records Last synced Nov 11, 2026, 11:46 PM EST

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Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study was to demonstrate efficacy, safety and clinical benefit of Trazodone Contramid® OAD (Once A Day) in the treatment of Unipolar Major Depressive Disorder (MDD).

Study identification

NCT ID: NCT00775203
Recruitment status: Completed
Study type: Interventional
Phase: Phase 3
Lead sponsor: Labopharm Inc.; Industry
Enrollment: 412 participants

Conditions and interventions

Conditions

Major Depressive Disorder

Interventions

Trazodone Hydrochloride (HCl) Extended-Release Tablets Drug
Placebo Drug

Drug

Eligibility (public fields only)

Age range: 18 Years and older
Sex: All
Healthy volunteers: Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date: Jun 2007 (Type not available)
Primary completion: Nov 2007 (Actual)
Completion: Nov 2007 (Actual)
Last update posted: Apr 27, 2012

2007

United States locations

U.S. sites: 28
U.S. states: 16
U.S. cities: 28

Facility	City	State	ZIP	Site status
Not listed	Birmingham	Alabama	35216	—
Not listed	Mesa	Arizona	85206-4616	—
Not listed	Beverly Hills	California	90210	—
Not listed	Burbank	California	91506	—
Not listed	San Diego	California	92108	—
Not listed	Denver	Colorado	80212	—
Not listed	Gainesville	Florida	32607	—
Not listed	Hialeah	Florida	33013	—
Not listed	Jacksonville	Florida	32216	—
Not listed	Orlando	Florida	32806	—
Not listed	Tampa	Florida	33613	—
Not listed	Atlanta	Georgia	30328	—
Not listed	Marietta	Georgia	30060	—
Not listed	Smyrna	Georgia	30080	—
Not listed	Libertyville	Illinois	60048	—
Not listed	Indianapolis	Indiana	46202	—
Not listed	Overland Park	Kansas	66212	—
Not listed	Clementon	New Jersey	08021	—
Not listed	Brooklyn	New York	11235	—
Not listed	New York	New York	10021	—
Not listed	Beachwood	Ohio	44122	—
Not listed	Cincinnati	Ohio	45242	—
Not listed	Dayton	Ohio	45408	—
Not listed	Oklahoma City	Oklahoma	73103	—
Not listed	Philadelphia	Pennsylvania	19149	—
Not listed	Bellaire	Texas	77401	—
Not listed	San Antonio	Texas	78229	—
Not listed	Woodstock	Vermont	05091	—

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 8 non-U.S. sites.

About this trial record page

What this page shows: Public field values for ClinicalTrials.gov record NCT00775203, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from: Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh: Last update posted Apr 27, 2012 · Synced Nov 11, 2026