Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 4 Interventional

Depression: The Search for Treatment-Relevant Phenotypes-Pilot Study

ClinicalTrials.gov ID: NCT00222820

Public ClinicalTrials.gov record NCT00222820. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 11, 2026, 6:33 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Depression: The Search for Treatment-Relevant Phenotypes

Brief summary

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

We are doing this pilot study to learn more about four aspects of treating depression: 1. The features of a depressed person's mood and anxiety and how these features affect a person's capacity to get better and stay better. 2. If depressed people with certain features of mood and anxiety respond better to therapy, medication or a combination of therapy and medication. 3. Whether or not a person's personality traits affect how they respond to treatment. 4. The gene involved in processing antidepressant medication

Study identification

NCT ID
NCT00222820
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
University of Pittsburgh
Other
Enrollment
35 participants

Conditions and interventions

Interventions

Drug · Behavioral

Eligibility (public fields only)

Age range
18 Years to 65 Years
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
Mar 31, 2002
Primary completion
Not listed
Completion
Aug 31, 2004
Last update posted
Sep 21, 2005

2002 – 2004

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Western Psychaitric Institute and Clinic Pittsburgh Pennsylvania 15213

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00222820, 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 Sep 21, 2005 · Synced Sep 11, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00222820 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →