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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Extended-release Venlafaxine Clear all
Terminated Phase 1 Interventional

A Proof of Concept Study of the Prevention of Mild Cognitive Impairment and Eventual Alzheimer's Disease Using F18 Flutemetamol

NCT03274817
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Escitalopram Pill, Venlafaxine Pill, Placebo Oral Tablet
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
60 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 1, 2020 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 4 Interventional

Sexual Functioning Study With Antidepressants

NCT00316160
View directory record Official record
Conditions
Depressive Disorder, Major, Major Depressive Disorder (MDD)
Interventions
Bupropion Hydrochloride Extended-release, Extended-release Venlafaxine
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
347 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
45
States / cities
Mesa, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

Study of Antidepressants in Parkinson's Disease

NCT00086190
View directory record Official record
Conditions
Parkinson Disease, Depression
Interventions
paroxetine, venlafaxine, placebo
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
30 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
15
States / cities
San Francisco, California • Gainesville, Florida • Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2013 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Not applicable Interventional

Improving Retention of Hispanics Receiving Antidepressant Therapy

NCT00057642
View directory record Official record
Conditions
Depression, Depressive Disorder
Interventions
Sertraline, Venlafaxine Extended Release
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 19, 2013 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 4 Interventional Results available

Effectiveness of Long-Term Versus Short-Term Treatment of Generalized Anxiety Disorder With Venlafaxine XR

NCT00183274
View directory record Official record
Conditions
Anxiety Disorders
Interventions
Venlafaxine XR, Placebo
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
268 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy, Safety, and Tolerability of Flexible Doses of Intranasal Esketamine Plus an Oral Antidepressant in Adult Participants With Treatment-resistant Depression

NCT02418585
View directory record Official record
Conditions
Treatment-resistant Depression
Interventions
Esketamine, Placebo, Duloxetine (Oral Antidepressant), Escitalopram (Oral antidepressant), Sertraline (Oral Antidepressant), Venlafaxine Extended Release (XR) (Oral Antidepressant)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 64 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
10
States / cities
Birmingham, Alabama • Orange, California • San Rafael, California + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 1 Interventional

Study to Examine the Effect of Gastric Bypass Surgery on Venlafaxine ER Blood Levels

NCT01867255
View directory record Official record
Conditions
Bariatric Surgery, Gastric Bypass, Roux-en-Y Gastric Bypass
Interventions
venlafaxine ER (extended-release) 75 mg
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 22, 2015 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy, Pharmacokinetics, Safety and Tolerability of Flexible Doses of Intranasal Esketamine Plus an Oral Antidepressant in Adult Participants With Treatment-resistant Depression

NCT03434041
View directory record Official record
Conditions
Depressive Disorder, Treatment-Resistant
Interventions
Esketamine 56 mg, Esketamine 84 mg, Placebo, Duloxetine (Oral Antidepressant), Escitalopram (Oral Antidepressant), Sertraline (Oral Antidepressant), Venlafaxine Extended Release (XR) (Oral Antidepressant)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 64 Years
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
6
States / cities
Atlanta, Georgia • Shreveport, Louisiana • Gaithersburg, Maryland + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

Evaluation of the Safety of Adjunct Brexpiprazole in Elderly Patients With Major Depressive Disorder and an Inadequate Response to Antidepressant Treatment

NCT02400346
View directory record Official record
Conditions
Major Depression Disorder
Interventions
Adjunct brexpiprazole, ADT
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
65 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
13
States / cities
Arcadia, California • Miami, Florida • Orlando, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2017 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Not applicable Interventional

Effects of Venlafaxine on Chronic Neuropathic Pain Following Spinal Cord Injury

NCT00167856
View directory record Official record
Conditions
Neuropathic Pain, Pain, Spinal Cord Injuries
Interventions
Venalafaxine hydrochloride
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 70 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 26, 2014 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

A Trial to Evaluate the Efficacy, Safety & Tolerability of Brexpiprazole in the Maintenance Treatment of Adults With Major Depressive Disorder

NCT03538691
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Brexpiprazole, Antidepressant therapy
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 11, 2023 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of SPD489 in Combination With an Antidepressant in the Treatment of Adults With Major Depressive Disorder

NCT01436149
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
SPD489 (Lisdexamfetamine dimesylate ), Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
47
States / cities
Birmingham, Alabama • Carson, California • Irvine, California + 42 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Study Evaluating the Pharmacokinetics of Venlafaxine ER and Desvenlafaxine SR in Healthy Subjects

NCT00329186
View directory record Official record
Conditions
Healthy
Interventions
desvenlafaxine SR, venlafaxine ER
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Wichita, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 7, 2013 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 4 Interventional Results available

Adjunctive Mixed Salts Amphetamine for Depressed Adults With Incomplete Response to Current Antidepressant Therapy

NCT02058693
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
mixed salts amphetamine
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 14, 2023 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 4 Interventional

Determine The Percentage Of Depressed Outpatients Who Do Not Effectively Metabolize Extended-release Venlafaxine HCl

NCT00788944
View directory record Official record
Conditions
Depression
Interventions
blood draw
Procedure
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
971 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
52
States / cities
Birmingham, Alabama • Tuscon, Arizona • Little Rock, Arkansas + 46 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2011 · Synced Sep 14, 2026, 10:54 AM EDT
Terminated Phase 3 Interventional Results available

SPD489 Adult Major Depressive Disorder (MDD) Open-label Safety and Tolerability Rollover Extension Study

NCT01436175
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
SPD489 (Lisdexamfetamine dimesylate) + Antidepressant
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,570 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
140
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 113 more
Source: ClinicalTrials.gov public record
Updated Jun 13, 2021 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 2 Interventional Results available

Combined Treatment for Generalized Anxiety Disorder (GAD)

NCT00620776
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
Cognitive Behavioral Therapy, Venlafaxine XR
Behavioral · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 15, 2017 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

A Long-term, Safety and Efficacy Study of Intranasal Esketamine in Treatment-resistant Depression

NCT02497287
View directory record Official record
Conditions
Treatment-resistant Depression
Interventions
Esketamine (Intranasal Spray), Duloxetine (Oral Antidepressant), Escitalopram (Oral Antidepressant), Sertraline (Oral Antidepressant), Venlafaxine Extended Release (XR) (Oral Antidepressant)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
16
States / cities
New Haven, Connecticut • Miami, Florida • Marietta, Georgia + 13 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Co-Administration of LDX (SPD489) and Venlafaxine XR (EFFEXOR XR) in Healthy Volunteers

NCT01235338
View directory record Official record
Conditions
Healthy
Interventions
LDX + Venlafaxine XR, Venlafaxine XR + LDX
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 13, 2021 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional

A Comparison of Duloxetine Hydrochloride, Marketed Comparator, and Placebo in the Treatment of Generalized Anxiety Disorder

NCT00122850
View directory record Official record
Conditions
Anxiety Disorders
Interventions
Duloxetine, venlafaxine, placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older
Enrollment
480 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
19
States / cities
Birmingham, Alabama • La Mesa, California • Denver, Colorado + 16 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2007 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Venlafaxine PK Following Bariatric Surgery

NCT02005107
View directory record Official record
Conditions
Roux en Y Gastric Bypass, Sleeve Gastrectomy
Interventions
Venlafaxine IR and Venlafaxine XR
Drug
Lead sponsor
North Dakota State University
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 3 Interventional Results available

A Study of Intranasal Esketamine Plus an Oral Antidepressant for Relapse Prevention in Adult Participants With Treatment-resistant Depression

NCT02493868
View directory record Official record
Conditions
Depressive Disorder, Treatment-Resistant
Interventions
Esketamine, Placebo, Duloxetine (Oral Antidepressant), Escitalopram (Oral antidepressant), Sertraline (Oral Antidepressant), Venlafaxine Extended Release (XR) (Oral Antidepressant)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 64 Years
Enrollment
719 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
53
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Anaheim, California + 50 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Sep 14, 2026, 10:54 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

A Comparison of Prolonged Exposure Therapy, Pharmacotherapy, and Their Combination for PTSD

NCT04961190
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Prolonged Exposure Therapy, Pharmacotherapy with paroxetine or venlafaxine XR
Behavioral · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
304 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
7
States / cities
Birmingham, Alabama • Menlo Park, California • San Diego, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 14, 2026, 10:54 AM EDT
Completed Phase 2 Interventional Results available

A Study to Compare the Efficacy, Safety, and Tolerability of JNJ-42847922 Versus Quetiapine Extended-Release as Adjunctive Therapy to Antidepressants in Adult Participants With Major Depressive Disorder Who Have Responded Inadequately to Antidepressant Therapy

NCT03321526
View directory record Official record
Conditions
Depressive Disorder, Major
Interventions
JNJ-42847922, Placebo Matching to JNJ-42847922, Quetiapine XR, Placebo Matching to Quetiapine XR, Selective Serotonin Reuptake Inhibitor (SSRI), Serotonin-Norepinephrine Reuptake Inhibitor (SNRI)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years to 70 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
50
States / cities
Phoenix, Arizona • Tempe, Arizona • Rogers, Arkansas + 41 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Sep 14, 2026, 10:54 AM EDT