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Major Depressive Disorder (MDD)Phase 3NCT01111539

Study to Evaluate the Efficacy, Safety and Tolerability of an Oral Aripiprazole/Escitalopram Combination Therapy in Participants With Major Depressive Disorder (MDD)

A Phase 3 study testing Escitalopram, Aripiprazole and Blinded capsule in people with Major Depressive Disorder (MDD), run by Otsuka Pharmaceutical Development & Commercialization, Inc. at 62 sites in 9 countries.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
Search all trials

Trial summary

This will be a multicenter, randomized, double-blind study designed to assess the efficacy, safety and tolerability of an oral Aripiprazole/Escitalopram combination therapy in participants with MDD who have demonstrated an incomplete response to a prospective trial of Escitalopram, and report a treatment history for… Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Major Depressive Disorder (MDD)
What is being tested?
Escitalopram, Aripiprazole and Blinded capsule
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
211 participants
Where
62 sitesin 9 countries
Study dates
13 Jul 2010to 20 Sep 2011
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Participants with a current diagnosis of a major depressive episode. The current depressive episode must be ≥8 weeks in duration
  • Participants willing to discontinue all prohibited psychotropic medication starting from the time of signing the informed consent and during the study period
  • Participants with a Hamilton Depression Rating Scale (HAM-D17) Total Score ≥18 at the Baseline Visit for the Prospective Treatment Phase

Who cannot join

  • Lack of prior treatment with an antidepressant during the current depressive episode
  • Participants who report treatment with adjunctive or monotherapy antipsychotic treatment during the current depressive episode
  • Participants experiencing hallucinations, delusions or any psychotic symptomatology in the current depressive episode
  • Participants with epilepsy or significant history of seizure disorders
  • Participants with a clinically significant current diagnosis of borderline, antisocial, paranoid, schizoid, schizotypal or histrionic personality disorder
  • Participants who have received electroconvulsive therapy (ECT) in the last 10 years

Trial locations and contacts

62 sites in 9 countries.

62 sites in 9 countries

United States24 sites
  • Study site

    Albuquerque, New Mexico, 87109

  • Study site

    Boston, Massachusetts, 02114

  • Study site

    Brown Deer, Wisconsin, 53223

  • Study site

    Cary, North Carolina, 27518

  • Study site

    Cerritos, California, 90703

  • Study site

    Chicago, Illinois, 60612

  • Study site

    Costa Mesa, California, 92626

  • Study site

    Cromwell, Connecticut, 06416

  • Study site

    Denver, Colorado, 80204

  • Study site

    DeSoto, Texas, 75115

  • Study site

    Fall River, Massachusetts, 02721

  • Study site

    Fort Walton Beach, Florida, 32547

  • Study site

    Fresh Meadows, New York, 11366

  • Study site

    Gainesville, Florida, 32607

  • Study site

    Hartford, Connecticut, 06106

  • Study site

    Irvine, California, 92618

  • Study site

    Libertyville, Illinois, 60048

  • Study site

    Memphis, Tennessee, 38119

  • Study site

    Oklahoma City, Oklahoma, 73112

  • Study site

    Richmond, Virginia, 23230

  • Study site

    San Diego, California, 92102

  • Study site

    Santa Ana, California, 92705

  • Study site

    Staten Island, New York, 10305

  • Study site

    The Bronx, New York, 10467

Other trials in United States

Mexico8 sites
  • Study site

    Culiacán, Sinaloa, 80020

  • Study site

    Durango, 34000

  • Study site

    Mexico City, Mexico City, 06700

  • Study site

    Monterrey, Nuevo León, 64040

  • Study site

    San Luis Potosí City, 78218

  • Study site

    Tlalnepantla, Estado Do Mexico, 54050

  • Study site

    Villahermosa, Tabasco, 86035

  • Study site

    Zapopan, Jalisco, 45200

Other trials in Mexico

India6 sites
  • Study Site 1

    Ahmedabad, Gujarat, 380006

  • Study Site 2

    Ahmedabad, Gujarat, 380006

  • Study site

    Mangalore, Karnataka, 575001

  • Study site

    Mumbai, Maharashtra, 400026

  • Study site

    Pune, Maharashtra, 411030

  • Study site

    Varanasi, Uttar Pradesh, 221005

Other trials in India

Germany5 sites
  • Study site

    Berlin, 10117

  • Study site

    Berlin, 10969

  • Study site

    Hamburg, 20246

  • Study site

    Munich, 80336

  • Study site

    Ostfildern, 73760

Other trials in Germany

South Korea5 sites
  • Study site

    Gwangju, 501-75

  • Study site

    Seoul, 138-736

  • Study site

    Seoul, 139-872

  • Study site

    Seoul, 150-713

  • Study site

    Seoul, 156-755

Other trials in South Korea

Estonia4 sites
  • Study site

    Jämejala, 71024

  • Study site

    Tallinn, 10617

  • Study site

    Tartu, 50406

  • Study site

    Tartu, 50407

Other trials in Estonia

Finland4 sites
  • Study site

    Helsinki, 00250

  • Study site

    Helsinki, 00260

  • Study site

    Kuopio, 70100

  • Study site

    Oulu, 90100

Other trials in Finland

Taiwan4 sites
  • Study site

    Changhua, 500

  • Study site

    Kaohsiung City, 802

  • Study site

    Keelung, 204

  • Study site

    Taoyuan, 333

Other trials in Taiwan

Italy2 sites
  • Study site

    Catania, 95123

  • Study site

    Siena, 53100

Other trials in Italy

About this study

Official title: A Multicenter, Randomized, Double-blind Study to Evaluate the Efficacy, Safety and Tolerability of an Oral Aripiprazole/Escitalopram Combination Therapy in Patients With Major Depressive Disorder

This will be a multicenter, randomized, double-blind study designed to assess the efficacy, safety and tolerability of an oral Aripiprazole/Escitalopram combination therapy in participants with MDD who have demonstrated an incomplete response to a prospective trial of Escitalopram, and report a treatment history for the current MDD episode of an inadequate response to at least one and no more than three adequate trials of an approved antidepressant other than Escitalopram. An inadequate response is defined as less than a 50% reduction in depressive symptom severity as assessed by the participant's self-report on the Massachusetts General Hospital Antidepressant Treatment Response Questionnaire (ATRQ) and evaluated by the investigator as part of the participant's medical and psychiatric history. An adequate trial is defined as an antidepressant treatment for at least 6 weeks duration (or at least 3 weeks for combination treatments) at an approved dose as specified in the ATRQ.

Read the detailed description

The study will be organized as follows:

  • Screening Phase
  • Single-blind Prospective Treatment Phase
  • Single-blind Continuation Phase (Responder) or Double-blind Randomization Phase (non-Responder)
  • 30 day Post Treatment Follow-up

Assigned Interventions:

  • Escitalopram monotherapy
  • Aripiprazole/Escitalopram combination therapy
  • Aripiprazole monotherapy
Being tested
Escitalopram, Aripiprazole, Blinded capsule
Keywords
Major Depressive Disorder, MDD, Depression
Medical subject headings
Depressive Disorder, Major, Depression

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • EscitalopramDrug

    Escitalopram capsule administered orally, once daily without regard to meals.

  • AripiprazoleDrug

    Aripiprazole capsule administered orally, once daily without regard to meals.

  • Blinded capsuleDrug

    Blinded capsule administered orally, once daily.

Study groups in NCT01111539
Study groupRoleWhat they receive
Phase B: Single-blind Prospective Treatment PhaseExperimentalParticipants received initial dose of escitalopram 10 milligram (mg) blinded capsule (over-encapsulated tablet), orally, once daily, increased to 20 mg/day at the end of Week 1 based upon tolerability profile, for up to maximum of Week 8. No dose reductions were allowed after Week 4 and no dose increments were allowed after Week 3. Participants with incomplete response at the end of the Phase B (Week 8) entered Phase C and the rest of the participants continued to Phase B+.
Receives: Drug: Escitalopram; Drug: Blinded capsule
Phase B+: Single-blind Phase B RespondersExperimentalParticipants with response (≥50% reduction in depressive symptom severity in Hamilton Depression Rating Scale {HAM-D17} Total Score; or a HAM-D17 Total Score of <14 at Week 8 or a Clinical Global Impression of Improvement {CGI-I} Score of <3 at the Week 6 or 8) at the end of the Phase B (Week 8) continued treatment with the single-blind escitalopram monotherapy at the dose (10 or 20 mg/day blinded capsules) taken during the final week of Phase B, for up to maximum of Week 14, in Phase B+.
Receives: Drug: Escitalopram; Drug: Blinded capsule
Phase C: Aripiprazole/Escitalopram CombinationExperimentalParticipants with incomplete response (less than 50% reduction in depressive symptom severity between Baseline and Week 8 measured by the HAM-D17 Total Score and HAM-D17 Total Score of ≥14 at Week 8 and CGI-I Score of ≥3 at Week 6 and 8) at Week 8 received initial dose of aripiprazole 6 mg blinded capsule, orally, once daily at Week 9. Participants were up titrated to aripiprazole target dose of 12 mg/day at Week 10 (if initial 6 mg/day dose was tolerated) or down titrated to 3 mg/day (if significant tolerability issues arise on initial 6 mg/day dose), and thereafter received same dose up to maximum of Week 14. No dose increases were allowed for aripiprazole after end of Week 12, however, doses might be decreased at any visit based upon tolerability. In combination with aripiprazole, participants received escitalopram (10 or 20 mg/day blinded capsules) taken during final week of Phase B for up to maximum Week 14, in Phase C. No dose adjustments allowed for escitalopram during Phase C.
Receives: Drug: Escitalopram; Drug: Aripiprazole; Drug: Blinded capsule
Phase C: Escitalopram MonotherapyExperimentalParticipants with incomplete response (less than a 50% reduction in depressive symptom severity between the Baseline and Week 8 as measured by the HAM-D17 Total Score and a HAM-D17 Total Score of ≥14 at Week 8 and a CGI-I Score of ≥3 at Week 6 and 8) at Week 8, received escitalopram dose (10 or 20 mg/day blinded capsules) taken during the final week of Phase B for up to maximum Week 14, in Phase C. No dose adjustments were allowed for escitalopram monotherapy during Phase C.
Receives: Drug: Escitalopram; Drug: Blinded capsule
Phase C: Aripiprazole MonotherapyExperimentalParticipants with incomplete response (less than a 50% reduction in depressive symptom severity between the Baseline and Week 8 as measured by the HAM-D17 Total Score and a HAM-D17 Total Score of ≥14 at Week 8 and a CGI-I Score of ≥3 at Week 6 and 8) at Week 8, received initial dose of aripiprazole 6 mg blinded capsule, orally, once daily for Week 9. Participants were up titrated to the aripiprazole target dose of 12 mg/day at Week 10 (if the initial 6 mg/day dose was tolerated) or down titrated to 3 mg/day (if significant tolerability issues arise on the initial 6 mg/day dose), and thereafter received the same dose for up to maximum of Week 14. No dose increases were allowed for aripiprazole after the end of Week 12, however, doses might be decreased at any visit based upon tolerability.
Receives: Drug: Aripiprazole; Drug: Blinded capsule

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Phase C: Mean Change From End of Phase B (Week 8) in the Montgomery-Asberg Depression Rating Scale (MADRS) Total Score to End of Phase C (Week 14)

    The MADRS assessed severity of depressive symptoms. It ranges from a minimum of 0 to a maximum of 60 (higher scores indicating a greater severity of depressive symptoms). Participants are rated on 10 items (feelings of sadness, lassitude, pessimism, inner tension, suicidality, reduced sleep or appetite, difficulty concentrating, and a lack of interest) each on a 7-point scale from 0 (no symptoms) to 6 (symptoms of maximum severity). A negative change from Week 8 indicates improvement.

    Measured: Week 8 to Week 14

Secondary outcomes (2)
  1. Phase C: Mean Clinical Global Impression - Improvement (CGI-I) Scale Score at the End of Phase C (Week 14)

    CGI-I is a 7-point clinician-rated scale ranging from 1 to 7, rated as 1, very much improved; 2, much improved; 3, minimally improved; 4, no change; 5, minimally worse; 6, much worse; or 7, very much worse. A higher score indicates greater impairment.

    Measured: Week 14

  2. Phase C: Mean Change From End of Phase B (Week 8) in the Sheehan Disability Scale (SDS) Mean Score to End of Phase C (Week 14)

    SDS is a 3-item clinician-rated questionnaire used to evaluate impairments in the domains of work, social life/leisure, and family life/home responsibility. The participant is asked to rate the degree to which their functioning is impaired on an 11-point scale, ranging from 0 (not at all) to 10 (extremely). The scores for the 3 domains are summed into a total score that ranges from 0 (unimpaired) to 30 (highly impaired). A higher score indicates greater impairment. A negative change from Week 8 indicates improvement.

    Measured: Week 8 to Week 14

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted27 Apr 2010 (estimated)
  2. Study start13 Jul 2010
  3. Primary completion20 Sep 2011
  4. Study completion20 Sep 2011

Why it stopped: The study was terminated early due to Sponsor decision, closure of this combination therapy program is unrelated to any safety issues, no signals of concern.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
211 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01111539
Sponsor's protocol ID
31-08-255
Other IDs
2010-018796-21
Status last verified
Sep 2021
First submitted
22 Apr 2010
Last updated
20 Oct 2021
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: Anonymized Individual participant data (IPD) that underlie the results of this study will be shared with researchers to achieve aims pre-specified in a methodologically sound research proposal. Small studies with less than 25 participants are excluded from data sharing.

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Escitalopram, Aripiprazole and Blinded capsule in people with Major Depressive Disorder (MDD), run by Otsuka Pharmaceutical Development & Commercialization, Inc. at 62 sites in 9 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 20 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 62 sites in United States, Mexico, India, Germany, South Korea and 4 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 20 Oct 2021). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Phase C: Mean Change From End of Phase B (Week 8) in the Montgomery-Asberg Depression Rating Scale (MADRS) Total Score to End of Phase C (Week 14) (time frame: Week 8 to Week 14). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Oct 2021.

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