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Completed No phase listed Observational Accepts healthy volunteers

p11 Protein Levels in Patients With Major Depressive Disorder Treated With Citalopram

ClinicalTrials.gov ID: NCT00697268

Public ClinicalTrials.gov record NCT00697268. 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 8, 2026, 6:34 PM EDT

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

Official title

An Investigation to Determine Whether Levels of P11 Protein in Peripheral Blood Cells Correlate With Treatment Response to Citalopram in Patients With Major Depressive Disorder

Brief summary

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

This study will compare levels of p11 protein in people with and without major depressive disorder (MDD) and examine if p11 levels in patients are affected by treatment with citalopram (Celexa). Healthy normal volunteers and patients with chronic or recurrent major depression between 18 and 65 years of age may be eligible for this study. Participants undergo the following tests and procedures: Healthy Volunteers * Psychiatric interview and medical examination, questions about family history * Blood draw Patients with MDD Phase 1 - Evaluation and Discontinuation of Medications * Physical examination, electrocardiogram, blood tests * Gradual antidepressant medication withdrawal, followed by 2- to 6-week drug-free period. If needed, medicines for anxiety and difficulty sleeping may be prescribed. Phase 2 Citalopram Treatment * Start daily citalopram treatment * Evaluations at the start of phase 2 and every week for 8 weeks with following procedures: * Symptoms ratings interview and questionnaires * Review of side effects and new medications * Blood pressure and pulse measurements * Blood and urine tests At the end of the study, plans are developed for long-term treatment and transfer of care to the patient s own physician. ...

Study identification

NCT ID
NCT00697268
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
38 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
18 Years to 65 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

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

Study timeline

Start date
Jun 2, 2008
Primary completion
Not listed
Completion
Jul 27, 2016
Last update posted
Dec 16, 2019

2008 – 2016

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
National Institutes of Health Clinical Center, 9000 Rockville Pike Bethesda Maryland 20892

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 NCT00697268, 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 Dec 16, 2019 · Synced Sep 8, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00697268 live on ClinicalTrials.gov.

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