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Showing 1–24 of 113 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: citalopram hydrobromide Clear all
Completed Phase 2 Interventional Results available

Citalopram in Irritable Bowel Syndrome

NCT00477165
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Citalopram, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2009
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Treatment of Mood and Marriage Study (TOMMS)

NCT00612807
View directory record Official record
Conditions
Major Depressive Disorder, Partner Relational Disorder (V61.10)
Interventions
Weekly marital therapy, As indicated: Sertraline, bupropion, venlafaxine, mirtazepine, nortriptyline, tranylcypromine, lithium augmentation, etc.
Behavioral · Drug
Lead sponsor
Duke University
Other
Eligibility
60 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2013 · Synced Sep 8, 2026, 4:55 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Functional MRI Before and After Treatment for Depression

NCT00896441
View directory record Official record
Conditions
Depression, Mood Disorders, Depressive Disorder
Interventions
Citalopram
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 2 Interventional

An Investigation of the Antidepressant Efficacy of the 5-HT2A Antagonist, M100907, in Combination With Citalopram in Treatment Resistant Depression

NCT00070694
View directory record Official record
Conditions
Depressive Disorder
Interventions
MDL100.907
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 8, 2026, 4:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Psychopharmacology of Fear-Potentiated Startle in Humans

NCT00044096
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 45 Years
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 4, 2018 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 4 Interventional Results available

Prediction of Clinical Response to SSRI Treatment in Bipolar Disorder Using Serotonin 1A Receptor PET Imaging

NCT02473250
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Fluoxetine, Citalopram
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 30, 2024 · Synced Sep 8, 2026, 4:55 PM EDT
Completed No phase listed Observational

Tamoxifen in Women With Breast Cancer and in Women at High-Risk of Breast Cancer Who Are Receiving Venlafaxine, Citalopram, Escitalopram, Gabapentin, or Sertraline

NCT00667121
View directory record Official record
Conditions
Breast Cancer, Depression, Hot Flashes, Psychosocial Effects of Cancer and Its Treatment
Interventions
citalopram hydrobromide, escitalopram oxalate, gabapentin, sertraline hydrochloride, tamoxifen citrate, venlafaxine, molecular genetic technique, high performance liquid chromatography, laboratory biomarker analysis, pharmacological study, adjuvant therapy
Drug · Genetic · Other + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 120 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
6
States / cities
Indianapolis, Indiana • Baltimore, Maryland • Ann Arbor, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 3 Interventional Results available

Citalopram for Agitation in Alzheimer's Disease

NCT00898807
View directory record Official record
Conditions
Alzheimer's Disease, Agitation
Interventions
citalopram, placebo
Drug
Lead sponsor
JHSPH Center for Clinical Trials
Other
Eligibility
Not listed
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
7
States / cities
Los Angeles, California • Palo Alto, California • Baltimore, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Sep 8, 2026, 4:55 PM EDT
Not listed No phase listed Observational

Tracking Response to Antidepressants in Advance of Investigational Trials

NCT04748276
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
FDA-approved selective-serotonin reuptake inhibitors (SSRIs) and selective-norepinephrine reuptake inhibitors (SNRIs)
Drug
Lead sponsor
Adams Clinical
Network
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Watertown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 26, 2023 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 3 Interventional

Citalopram in Treating Postmenopausal Women With Hot Flashes

NCT00363909
View directory record Official record
Conditions
Breast Cancer, Hot Flashes, Psychosocial Effects of Cancer and Its Treatment
Interventions
citalopram hydrobromide, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
198
States / cities
Augusta, Georgia • Aurora, Illinois • Bloomington, Illinois + 126 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2016 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Memantine Plus Es-citalopram in Elderly Depressed Patients With Cognitive Impairment

NCT01876823
View directory record Official record
Conditions
Mild Cognitive Impairment, Major Depressive Disorder, Alzheimer's Disease
Interventions
es-citalopram, Memantine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
50 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 23, 2014 · Synced Sep 8, 2026, 4:55 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Pharmacotherapy Dosing Regimen in Cocaine and Opiate Dependent Individuals - 8

NCT00218036
View directory record Official record
Conditions
Cocaine Abuse, Opiate Dependence
Interventions
Modafinil 200mg, Modafinil 400mg, Citalopram 20mg, Citalopram 40mg, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
22 Years to 50 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Early Phase 1 Interventional

Pilot Study to Evaluate Individualized Choice of Antidepressants in Patients With Cancer

NCT01725048
View directory record Official record
Conditions
Major Depressive Disorder, Neoplasms
Interventions
Mirtazapine, Citalopram
Drug
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 12, 2017 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety and Tolerability of Cariprazine as an Adjunctive Treatment to Antidepressant Therapy (ADT) in Patients With Major Depressive Disorder (MDD)

NCT01715805
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Cariprazine, Placebo, Antidepressant Therapy (ADT)
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,022 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
83
States / cities
Tucson, Arizona • Little Rock, Arkansas • Cerritos, California + 68 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2019 · Synced Sep 8, 2026, 4:55 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Supplemental Transcranial Magnetic Stimulation (TMS) vs. Standard Medication Monotherapy for Treating Major Depression: An Exploratory Field Study

NCT01944657
View directory record Official record
Conditions
1. Major Depressive Disorder
Interventions
Supplemental TMS, Standard Medication Monotherapy
Device · Drug
Lead sponsor
Sheppard Pratt Health System
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Towson, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Placebo Effects in the Treatment of Depression: Cognitive and Neural Mechanisms

NCT01919216
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Citalopram
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
24 Years to 75 Years · Female only
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 8, 2020 · Synced Sep 8, 2026, 4:55 PM EDT
Not listed Phase 4 Interventional

Determining Optimal Treatment Sequences in Anxious Depression (DOTS-AD)

NCT04245748
View directory record Official record
Conditions
Anxious Depression, Depression
Interventions
Escitalopram, Duloxetine
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 50 Years
Enrollment
84 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 8, 2026, 4:55 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Levomilnacipran ER (F2695 SR) in Adults With Fatigue Associated With Major Depressive Disorder

NCT01254305
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Levomilnacipran ER, Paroxetine, Sertraline, Citalopram or Fluoxetine., Placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years to 65 Years
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
20
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Cerritos, California + 17 more
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 4 Interventional Results available

Glutamatergic and GABAergic Mediators of Antidepressant Response in Major Depression

NCT01557946
View directory record Official record
Conditions
MDD, Citalopram, Major Depressive Disorder
Interventions
citalopram
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 3 Interventional Results available

Long-term Safety and Tolerability of Cariprazine as an Adjunctive Treatment to Antidepressant Therapy in Patients With Major Depressive Disorder

NCT01838876
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Cariprazine, Antidepressant Therapy (ADT)
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years to 65 Years
Enrollment
442 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
88
States / cities
Tucson, Arizona • Fayetteville, Arkansas • Little Rock, Arkansas + 74 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 2 Interventional

Citalopram as a Posterior Cortical Protective Therapy in Parkinson Disease

NCT04497168
View directory record Official record
Conditions
Parkinson Disease
Interventions
Citalopram 20mg, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
65 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 8, 2026, 4:55 PM EDT
Completed Phase 2Phase 3 Interventional

Treatment of Adolescent Suicide Attempters (TASA)

NCT00080158
View directory record Official record
Conditions
Depression, Suicide, Attempted
Interventions
fluoxetine, sertraline, citalopram, escitalopram, bupropion, mirtazapine, venlafaxine, lithium, Cognitive Behavioral Therapy
Drug · Behavioral
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
12 Years to 18 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
6
States / cities
Baltimore, Maryland • New York, New York • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2020 · Synced Sep 8, 2026, 4:55 PM EDT
Withdrawn Phase 4 Interventional

Add-on to Cognitive, Event-Related Potentials (ERP) and Electroencephalogram (EEG) Asymmetry in Affective Disorders

NCT03278938
View directory record Official record
Conditions
Depressive Illness
Interventions
bupropion, citalopram
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 66 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 14, 2019 · Synced Sep 8, 2026, 4:55 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

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

NCT00697268
View directory record Official record
Conditions
Depression
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 8, 2026, 4:55 PM EDT