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Showing 1–24 of 26 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Antidepressant Therapy (ADT) Clear all
Completed Phase 3 Interventional Results available

Safety of REL-1017 for Major Depressive Disorder

NCT04855760
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
REL-1017
Drug
Lead sponsor
Relmada Therapeutics, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
627 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
9
States / cities
Miami, Florida • Orlando, Florida • Palm Bay, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 10, 2025 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 3 Interventional Results available

Study of the Safety and Efficacy of Fixed-dose Brexpiprazole (OPC-34712) as Adjunctive Therapy in the Treatment of Adults With Major Depressive Disorder With and Without Anxious Distress

NCT02196506
View directory record Official record
Conditions
Depressive Disorder, Depression, Depressive Disorder, Major, Mood Disorders, Mental Disorders
Interventions
Placebo + ADT, Brexpiprazole +ADT
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
837 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
30
States / cities
Birmingham, Alabama • Beverly Hills, California • Denver, Colorado + 27 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2018 · Synced Sep 27, 2026, 2:38 AM EDT
Withdrawn Phase 2 Interventional

A Study To Assess Adverse Events and Change in Disease Activity With Oral Cariprazine When Added to Antidepressant Therapies (ADTs) Compared to Placebo in Adult Participants With Generalized Anxiety Disorder (GAD) Who Have Had an Inadequate Response to ADTs Alone

NCT04965272
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
Cariprazine 0.75 mg/day, Cariprazine 1.5 mg/day, Cariprazine 3.0 mg/day, Placebo
Drug · Other
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
36
States / cities
Little Rock, Arkansas • Colton, California • Costa Mesa, California + 29 more
Source: ClinicalTrials.gov public record
Updated Apr 11, 2022 · Synced Sep 27, 2026, 2:38 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 27, 2026, 2:38 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 27, 2026, 2:38 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Assess the Efficacy and Safety of REL-1017 as Adjunctive Treatment for Major Depressive Disorder (MDD)

NCT04855747
View directory record Official record
Conditions
Major Depressive Disorder, Depression
Interventions
REL-1017, Placebo
Drug
Lead sponsor
Levomecor Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
70
States / cities
Homewood, Alabama • Chandler, Arizona • Phoenix, Arizona + 59 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 3 Interventional Results available

The Objective of This Study is to Evaluate the Efficacy, Safety and Tolerability of Cariprazine as an Adjunctive Treatment to Antidepressant Therapy (ADT) in Patients With Major Depressive Disorder (MDD) Who Have Had an Inadequate Response to Antidepressants Alone

NCT03739203
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Cariprazine, Placebo, Antidepressant Therapy (ADT)
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
58
States / cities
Dothan, Alabama • Little Rock, Arkansas • Anaheim, California + 50 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 2 Interventional Results available

Study of Safety & Tolerability of OPC-34712 as Adjunctive Therapy in Treatment of Adult Patients With Major Depressive Disorder

NCT01447576
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
ADT, OPC-34712
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,036 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
32
States / cities
Arcadia, California • San Diego, California • Sherman Oaks, California + 28 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2015 · Synced Sep 27, 2026, 2:38 AM 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 27, 2026, 2:38 AM EDT
Completed Phase 3 Interventional Results available

Study of the Safety and Efficacy of Fixed Dose OPC-34712 as Adjunctive Therapy in the Treatment of Adults With Major Depressive Disorder (the Pyxis Trial)

NCT01360645
View directory record Official record
Conditions
Depressive Disorder, Depression, Depressive Disorder, Major, Mood Disorders, Mental Disorders
Interventions
OPC-34712 + ADT, Placebo + ADT
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
826 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
37
States / cities
Arcadia, California • Beverly Hills, California • Fresno, California + 34 more
Source: ClinicalTrials.gov public record
Updated Nov 25, 2015 · Synced Sep 27, 2026, 2:38 AM EDT
Terminated Phase 3 Interventional Results available

Randomized, Double-Blind, Placebo-Controlled Trial of REL-1017 as Adjunctive Treatment for MDD

NCT06011577
View directory record Official record
Conditions
Major Depressive Disorder, Depression
Interventions
REL-1017, Placebo
Drug
Lead sponsor
Levomecor Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
36
States / cities
Dothan, Alabama • Homewood, Alabama • Anaheim, California + 32 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 3 Interventional Results available

Study of the Safety and Efficacy of Two Fixed Doses of OPC-34712 as Adjunctive Therapy in the Treatment of Adults With Major Depressive Disorder (the Polaris Trial)

NCT01360632
View directory record Official record
Conditions
Depressive Disorder, Depression, Depressive Disorder, Major, Mood Disorders, Mental Disorders
Interventions
OPC-34712 + ADT, Placebo + ADT
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,539 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
52
States / cities
Birmingham, Alabama • Costa Mesa, California • Glendale, California + 49 more
Source: ClinicalTrials.gov public record
Updated Dec 31, 2015 · Synced Sep 27, 2026, 2:38 AM EDT
Completed No phase listed Observational

Tracking Response to Antidepressants in Advance of Investigational Trials, Relapse Study

NCT04933630
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
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Watertown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 26, 2023 · Synced Sep 27, 2026, 2:38 AM 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 27, 2026, 2:38 AM 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 27, 2026, 2:38 AM EDT
Recruiting Phase 2 Interventional

Study to Assess Adverse Events and Change in Disease Activity When Oral ABBV-932 is Added to Antidepressant Therapies in Adult Participants With Generalized Anxiety Disorder

NCT06846320
View directory record Official record
Conditions
Generalized Anxiety Disorder (GAD)
Interventions
ABBV-932, Placebo for ABBV-932, Antidepressant Therapy (ADT)
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
315 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
49
States / cities
Huntsville, Alabama • Phoenix, Arizona • Tucson, Arizona + 43 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 27, 2026, 2:38 AM 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) Who Have Had an Inadequate Response to Antidepressants Alone

NCT03738215
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Cariprazine, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 65 Years
Enrollment
759 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
65
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Rogers, Arkansas + 59 more
Source: ClinicalTrials.gov public record
Updated Oct 24, 2022 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 3 Interventional Results available

Study of Brexpiprazole as Adjunctive Treatment of Irritability in Patients With Major Depressive Disorder and an Inadequate Response to Antidepressant Therapy

NCT01942785
View directory record Official record
Conditions
Major Depressive Disorder, Irritability
Interventions
Brexpiprazole
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
15
States / cities
Tucson, Arizona • Glendale, California • Oakland, California + 12 more
Source: ClinicalTrials.gov public record
Updated Mar 14, 2016 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 2 Interventional Results available

Study of the Safety and Efficacy of OPC-34712 as Adjunctive Therapy in the Treatment of Adults With Major Depressive Disorder

NCT01052077
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
OPC-34712, Placebo, ADT
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
43
States / cities
Birmingham, Alabama • Arcadia, California • Beverly Hills, California + 39 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2015 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 3 Interventional Results available

A Double-Blind, Placebo-Controlled Study of Aripiprazole Adjunctive to Antidepressant Therapy

NCT00683852
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Aripiprazole 5mg, Aripiprazole 2mg, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 18, 2017 · Synced Sep 27, 2026, 2:38 AM EDT
Completed Phase 2 Interventional

Add-On Study of MSI-195 (S-Adenosyl-L-Methionine, SAMe) for Patients With Major Depressive Disorder (MDD)

NCT01912196
View directory record Official record
Conditions
Major Depressive Disorder (MDD)
Interventions
MSI-195, Placebo
Drug
Lead sponsor
MSI Methylation Sciences, Inc.
Industry
Eligibility
21 Years to 70 Years
Enrollment
376 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
35
States / cities
Birmingham, Alabama • Encino, California • Escondido, California + 30 more
Source: ClinicalTrials.gov public record
Updated Mar 17, 2016 · Synced Sep 27, 2026, 2:38 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Brexpiprazole as Adjunctive Treatment in Elderly Patients With Major Depressive Disorder With an Inadequate Response to Antidepressant Treatment

NCT01837797
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, Brexpiprazole 1 mg, Brexpiprazole 3 mg
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
65 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
2
States / cities
National City, California • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Sep 27, 2026, 2:38 AM EDT
Terminated Phase 3 Interventional Results available

Long-term Safety and Tolerability Study of Brexpiprazole as Adjunctive Treatment in Patients With Major Depressive Disorder

NCT01944969
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Brexpiprazole
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Sep 27, 2026, 2:38 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 27, 2026, 2:38 AM EDT