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NCT00668525 · ClinicalTrials.gov registry record · Phase 3

Escitalopram in Adult Patients With Major Depressive Disorder

A Phase 3 study of Major Depressive Disorder, sponsored by Forest Laboratories.

Completed
Registry status
Phase 3
Development phase
877
Enrollment target
20
Study locations

NCT00668525: Completed Phase 3 study of Major Depressive Disorder, sponsored by Forest Laboratories.

NCT00668525 is a Phase 3 study of Major Depressive Disorder that has completed, run by Forest Laboratories. The registered enrollment target is 877 participants, above the 374-participant average among 282 other Major Depressive Disorder trials with a reported enrollment target (134% higher). The trial reports 20 study locations across 10 states. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00668525, a Phase 3 study of Major Depressive Disorder, has completed, sponsored by Forest Laboratories.

COMPLETED
Registry status
Phase 3
Development phase
877 participants
Enrollment target
20
Study locations

Study Summary

This is a short-term study to evaluate the efficacy, safety, and tolerability of escitalopram in adult patients (18 to 65 years of age) with moderate to severe depression. Patients completing the study may be eligible to enter a long-term open-label extension study with escitalopram.

Primary Outcome

The MADRS is a 10-item clinician-rated scale that was used to assess depressive symptomatology over the patient's prior week. Patients were rated on 10 items designed to assess feelings of sadness, lassitude, pessimism, inner tension, suicidality, reduced sleep or appetite, difficulty concentrating, and lack of interest. Each item was scored on a 7-point Likert scale; a score of 0 indicated the absence of symptoms, and a score of 6 indicated symptoms of maximum severity. The total score range is

Conditions Studied

Interventions

  • DRUG Placebo
  • DRUG Escitalopram

Study Locations (20)

California

  • Forest Investigative Site - Arcadia
  • Forest Investigative Site - Encino
  • Forest Investigative Site - Garden Grove
  • Forest Investigative Site - Irvine
  • Forest Investigative Site - Los Alamitos

Florida

  • Forest Investigative Site - Bradenton
  • Forest Investigative Site - Jacksonville
  • Forest Investigative Site - Orlando
  • Forest Investigative Site - West Palm Beach

Maryland

  • Forest Investigative Site - Baltimore
  • Forest Investigative Site - Glen Burnie
  • Forest Investigative Site - Rockville

Kansas

  • Forest Investigative Site - Newton
  • Forest Investigative Site - Overland

Arizona

  • Forest Investigative Site - Phoenix

Colorado

  • Forest Investigative Site - Denver

District of Columbia

  • Forest Investigative Site - Washington D.C.

Georgia

  • Forest Investigative Site - Atlanta

Trial Details

FieldValue
Enrollment Target 877 participants
Start Date 2008-04
Phase Phase 3
Forest Laboratories

145 total trials

What the finished NCT00668525 record still lists

NCT00668525 is an interventional study that assigns participants to a tested intervention. The registered 877 participants enrollment target is mid-sized for trials with a published cap, above the 374-participant average among 282 other Major Depressive Disorder trials with a reported enrollment target (134% higher).

The record links to 1 condition, with Major Depressive Disorder appearing as the primary indexed condition, and to 2 interventions - of which Placebo is the first listed.

NCT00668525 names 20 study sites across 10 states, led by California, Florida, Maryland.

Frequently Asked Questions

What is clinical trial NCT00668525 about?

NCT00668525 is a clinical study titled "Escitalopram in Adult Patients With Major Depressive Disorder". This is a short-term study to evaluate the efficacy, safety, and tolerability of escitalopram in adult patients (18 to 65 years of age) with moderate to severe depression. Patients completing the study may be eligible to enter a long-term open-label extension study with escitalopram.

What is the current status of trial NCT00668525?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 877 participants. The study started on 2008-04.

What conditions does trial NCT00668525 study?

This clinical trial studies the following conditions: Major Depressive Disorder.

What interventions are being tested in trial NCT00668525?

The interventions under investigation include: Placebo (DRUG), Escitalopram (DRUG).

Who is sponsoring clinical trial NCT00668525?

This trial is sponsored by Forest Laboratories, which has 145 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT00668525 being conducted?

This trial has 20 study locations across Arizona, California, Colorado, District of Columbia, Florida. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Major Depressive Disorder

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT00668525's enrollment target sits among peer trials

877 10th of 282 higher than 273 of 282 other Major Depressive Disorder trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Major Depressive Disorder 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

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Source: ClinicalTrials.gov NCT00668525, the US trial registry maintained by the National Library of Medicine. NCT00668525 (mid enrollment · wide site footprint · completed) retrieved and formatted by PlainTrial, see methodology.