{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Brexpiprazole+%2BADT",
    "query": {
      "intervention": "Brexpiprazole +ADT"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Brexpiprazole+%2BADT&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-17T21:03:50.447Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01942785",
      "title": "Study of Brexpiprazole as Adjunctive Treatment of Irritability in Patients With Major Depressive Disorder and an Inadequate Response to Antidepressant Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Irritability"
      ],
      "interventions": [
        {
          "name": "Brexpiprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lundbeck A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 55,
      "start_date": "2013-10",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2016-03-15",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 15,
      "location_summary": "Tucson, Arizona • Glendale, California • Oakland, California + 12 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01942785"
    },
    {
      "nct_id": "NCT01727726",
      "title": "A Study of Flexible-dose Brexpiprazole as Adjunctive Therapy in the Treatment of Adults With Major Depressive Disorder, the Delphinus Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depressive Disorder",
        "Depression",
        "Depressive Disorder, Major",
        "Mood Disorders",
        "Mental Disorders"
      ],
      "interventions": [
        {
          "name": "Brexpiprazole",
          "type": "DRUG"
        },
        {
          "name": "Seroquel XR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 2182,
      "start_date": "2012-12",
      "completion_date": "2016-11-10",
      "has_results": true,
      "last_update_posted_date": "2018-06-08",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 44,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 39 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01727726"
    },
    {
      "nct_id": "NCT01838681",
      "title": "Brexpiprazole as Adjunctive Treatment in Patients With Major Depressive Disorder With an Inadequate Response to Antidepressant Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Brexpiprazole",
          "type": "DRUG"
        },
        {
          "name": "ADT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lundbeck A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 1986,
      "start_date": "2013-06",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-09",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 8,
      "location_summary": "Little Rock, Arkansas • Cerritos, California • Temecula, California + 4 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Temecula",
          "state": "California"
        },
        {
          "city": "Flowood",
          "state": "Mississippi"
        },
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01838681"
    },
    {
      "nct_id": "NCT01944969",
      "title": "Long-term Safety and Tolerability Study of Brexpiprazole as Adjunctive Treatment in Patients With Major Depressive Disorder",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Brexpiprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lundbeck A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2013-10",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2018-10-17",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01944969"
    },
    {
      "nct_id": "NCT02196506",
      "title": "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",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depressive Disorder",
        "Depression",
        "Depressive Disorder, Major",
        "Mood Disorders",
        "Mental Disorders"
      ],
      "interventions": [
        {
          "name": "Placebo + ADT",
          "type": "DRUG"
        },
        {
          "name": "Brexpiprazole +ADT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 837,
      "start_date": "2014-07",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2018-08-21",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Beverly Hills, California • Denver, Colorado + 27 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02196506"
    },
    {
      "nct_id": "NCT01837797",
      "title": "Efficacy and Safety of Brexpiprazole as Adjunctive Treatment in Elderly Patients With Major Depressive Disorder With an Inadequate Response to Antidepressant Treatment",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Brexpiprazole 1 mg",
          "type": "DRUG"
        },
        {
          "name": "Brexpiprazole 3 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lundbeck A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 129,
      "start_date": "2013-04",
      "completion_date": "2014-05",
      "has_results": true,
      "last_update_posted_date": "2018-10-17",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 2,
      "location_summary": "National City, California • Orlando, Florida",
      "locations": [
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01837797"
    },
    {
      "nct_id": "NCT02400346",
      "title": "Evaluation of the Safety of Adjunct Brexpiprazole in Elderly Patients With Major Depressive Disorder and an Inadequate Response to Antidepressant Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depression Disorder"
      ],
      "interventions": [
        {
          "name": "Adjunct brexpiprazole",
          "type": "DRUG"
        },
        {
          "name": "ADT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lundbeck A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 132,
      "start_date": "2015-03",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-10",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 13,
      "location_summary": "Arcadia, California • Miami, Florida • Orlando, Florida + 9 more",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Smyrna",
          "state": "Georgia"
        },
        {
          "city": "O'Fallon",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02400346"
    },
    {
      "nct_id": "NCT00797966",
      "title": "Study of the Safety and Efficacy of OPC-34712 as Adjunctive Therapy in the Treatment of Patients With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "OPC-34712",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "ADT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 850,
      "start_date": "2009-05",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2016-02-29",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 50,
      "location_summary": "Arcadia, California • Beverly Hills, California • Escondido, California + 43 more",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "National City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00797966"
    },
    {
      "nct_id": "NCT02012218",
      "title": "Brexpiprazole as Adjunctive Therapy With Major Depressive Disorder and an Inadequate Response to Previous Adjunctive Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder (MDD)"
      ],
      "interventions": [
        {
          "name": "ADT",
          "type": "DRUG"
        },
        {
          "name": "Brexpiprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 61,
      "start_date": "2013-11",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2015-12-29",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 24,
      "location_summary": "Garden Grove, California • Temecula, California • Orlando, Florida + 21 more",
      "locations": [
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Temecula",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Smyrna",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02012218"
    },
    {
      "nct_id": "NCT01360645",
      "title": "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)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depressive Disorder",
        "Depression",
        "Depressive Disorder, Major",
        "Mood Disorders",
        "Mental Disorders"
      ],
      "interventions": [
        {
          "name": "OPC-34712 + ADT",
          "type": "DRUG"
        },
        {
          "name": "Placebo + ADT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 826,
      "start_date": "2011-07",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2015-11-26",
      "last_synced_at": "2026-09-17T21:03:50.447Z",
      "location_count": 37,
      "location_summary": "Arcadia, California • Beverly Hills, California • Fresno, California + 34 more",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01360645"
    }
  ]
}