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Showing 1–24 of 162 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional

Serotonin, Impulsivity, and Cocaine Dependence Treatment

NCT00297505
View directory record Official record
Conditions
Cocaine Dependence
Interventions
citalopram
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Sep 9, 2026, 7:37 PM EDT
Active, not recruiting Early Phase 1 Interventional

Effects of Intravenous (IV) Citalopram Hydrochloride During Transcranial Magnetic Stimulation in Major Depressive Disorder (MDD)

NCT04846829
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, intermittent theta burst stimulation, intravenous citalopram hydrochloride (CIT), continuous theta burst stimulation
Drug · Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
21 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Results available

Bupropion Versus Escitalopram on Reward Circuitry and Motivational Deficits

NCT04352101
View directory record Official record
Conditions
Major Depression
Interventions
Bupropion XL, Escitalopram
Drug
Lead sponsor
Emory University
Other
Eligibility
25 Years to 55 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 28, 2023 · Synced Sep 9, 2026, 7:37 PM EDT
Terminated Not applicable Interventional Results available

Combination Lexapro and Massage for Treatment of Depression in Older Adults

NCT00643162
View directory record Official record
Conditions
Depression
Interventions
Lexapro, Light touch, Massage
Drug · Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
60 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 17, 2019 · Synced Sep 9, 2026, 7:37 PM EDT
Terminated Phase 2 Interventional Results available

Escitalopram to Placebo in Patients With Localized Pancreatic Cancer

NCT05289830
View directory record Official record
Conditions
Pancreatic Ductal Adenocarcinoma, Periampullary Cancer
Interventions
Escitalopram, Placebo
Drug · Other
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 80 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Results available

Effectiveness of Escitalopram in Preventing or Reducing Depressive Symptoms in People Receiving Interleukin-2 Treatment

NCT00352885
View directory record Official record
Conditions
Depression
Interventions
Escitalopram, Placebo, IL-2
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced Sep 9, 2026, 7:37 PM EDT
Terminated Phase 3 Interventional

Treatment of Depression With Quetiapine

NCT00174603
View directory record Official record
Conditions
Major Depression With Psychotic Features
Interventions
quetiapine
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 9, 2008 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Role of Serotonin in Acute and Subacute MDMA Effects

NCT00838305
View directory record Official record
Conditions
MDMA Mechanism of Action
Interventions
MDMA and citalopram, Placebo
Drug
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years to 50 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Results available

Augmenting Antidepressant Treatment With Interpersonal Psychotherapy for Treating Late-life Depression

NCT00177294
View directory record Official record
Conditions
Depression
Interventions
Escitalopram, Interpersonal Psychotherapy, Clinical Monitoring
Drug · Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
60 Years and older
Enrollment
319 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 11, 2012 · Synced Sep 9, 2026, 7:37 PM EDT
Suspended Phase 2 Interventional

Pramipexole Versus Escitalopram to Treat Major Depressive Disorder (MDD) and Comorbid MDD With Mild Neurocognitive Disorder (MND) in Persons With HIV

NCT06705478
View directory record Official record
Conditions
Major Depressive Disorder, Mild Neurocognitive Disorder, HIV
Interventions
Pramipexole ER, Escitalopram
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
25
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 1 Interventional

Modafinil - Escitalopram Study for Cocaine Dependence

NCT01601730
View directory record Official record
Conditions
Cocaine Dependence, Cocaine Abuse, Cocaine Addiction, Substance Abuse
Interventions
Modafinil and Escitalopram, Placebo, Modafinil, Escitalopram
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 17, 2012 · Synced Sep 9, 2026, 7:37 PM EDT
Not listed Phase 4 Interventional

Acute and Long-Term Antidepressant Treatment Success in Adolescents With Anxiety (AtLAS-A)

NCT04245436
View directory record Official record
Conditions
Anxiety, Depressive Symptoms
Interventions
Duloxetine, Escitalopram
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
12 Years to 17 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 28, 2024 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 2 Interventional Results available

Double-Blind Treatment of Major Depressive Disorder With Vilazodone

NCT01742832
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Vilazodone, Citalopram
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 60 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced Sep 9, 2026, 7:37 PM EDT
Terminated Phase 4 Interventional Results available

Lexapro for Major Depression in Patients With Epilepsy

NCT01244724
View directory record Official record
Conditions
Major Depression, Epilepsy
Interventions
Lexapro
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 10, 2018 · Synced Sep 9, 2026, 7:37 PM EDT
Completed No phase listed Observational

Escitalopram Neuroimaging Supplement

NCT01398865
View directory record Official record
Conditions
Body Dysmorphic Disorder
Interventions
PET scan and MRI scan
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 64 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 12, 2015 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Clinical Neurobiology of Serotonin and Addiction

NCT00732901
View directory record Official record
Conditions
Cocaine Dependence
Interventions
Escitalopram, Placebo
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 7, 2019 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Characteristics of Sleep Patterns in Young Adults With and Without Insomnia

NCT00177216
View directory record Official record
Conditions
Sleep Disorders
Interventions
Zolpidem, Escitalopram, Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
20 Years to 50 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2008
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 29, 2016 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 3 Interventional Results available

Escitalopram (Lexapro) for Depression MS or ALS

NCT00965497
View directory record Official record
Conditions
Major Depression, Multiple Sclerosis, Amyotrophic Lateral Sclerosis
Interventions
escitalopram
Drug
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Relative Bioavailability Study of Citalopram HBr 10 mg Tablets Under Fasting Conditions

NCT00865943
View directory record Official record
Conditions
Healthy
Interventions
Citalopram HBr eq. 10 mg tablets, single dose, CELEXATM 10 mg tablets, single dose
Drug
Lead sponsor
Actavis Inc.
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 16, 2010 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Results available

Cognitive-Behavioral Therapy and Escitalopram for Generalized Anxiety Disorder(GAD)

NCT00219349
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
Cognitive Behavioral Therapy, escitalopram
Behavioral · Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 18, 2017 · Synced Sep 9, 2026, 7:37 PM EDT
Withdrawn Phase 4 Interventional

The Effects of Vilazodone on Glutamate in the Anterior Cingulate Cortex in Anxious Unipolar Depressives

NCT02028026
View directory record Official record
Conditions
Major Depressive Disorder, Anxiety, Comorbidity
Interventions
Vilazodone, Citalopram
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 7, 2016 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Escitalopram Effects on CSF Amyloid Beta

NCT02161458
View directory record Official record
Conditions
Amyloid Beta Protein
Interventions
Escitalopram 20mg for 2 weeks, Escitalopram 20mg for 8 weeks, Escitalopram 30mg for 8 weeks, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
60 Years to 85 Years
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
2
States / cities
St Louis, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Sep 9, 2026, 7:37 PM EDT
Completed Phase 4 Interventional Results available

Neural Mechanisms of Monoaminergic Engagement in Late-life Depression Treatment Response (NEMO)

NCT03128021
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Escitalopram Pill, Placebo, Levomilnacipran Pill
Drug · Other
Lead sponsor
Howard Aizenstein
Other
Eligibility
60 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2025 · Synced Sep 9, 2026, 7:37 PM EDT
Terminated Phase 4 Interventional

The Efficacy and Safety of Escitalopram for Depression in Multiple Sclerosis

NCT00151294
View directory record Official record
Conditions
Depression, Multiple Sclerosis
Interventions
escitalopram oxalate antidepressant
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
White Plains, New York
Source: ClinicalTrials.gov public record
Updated Sep 13, 2006 · Synced Sep 9, 2026, 7:37 PM EDT