{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Major+Depressive+Disorder",
    "query": {
      "condition": "Refractory Major Depressive Disorder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 26,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Major+Depressive+Disorder&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T01:56:01.164Z",
  "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": "NCT04634669",
      "title": "Open-Label Safety Study of AXS-05 in Subjects With TRD (EVOLVE)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Treatment Resistant Depression",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "AXS-05 (dextromethorphan-bupropion)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Axsome Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 181,
      "start_date": "2020-09-23",
      "completion_date": "2022-03-04",
      "has_results": true,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 20,
      "location_summary": "Little Rock, Arkansas • Redlands, California • Sherman Oaks, California + 17 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Redlands",
          "state": "California"
        },
        {
          "city": "Sherman Oaks",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04634669"
    },
    {
      "nct_id": "NCT00608543",
      "title": "Aripiprazole Augmentation of SSRI Therapy in Treatment Refractory Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Aripiprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 17,
      "start_date": "2005-10",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2012-10-26",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00608543"
    },
    {
      "nct_id": "NCT03188185",
      "title": "A Study of ALKS 5461 for Treatment Refractory Major Depressive Disorder (MDD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "ALKS 5461",
          "type": "DRUG"
        },
        {
          "name": "ALKS 5461 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alkermes, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 278,
      "start_date": "2017-06-12",
      "completion_date": "2020-03-05",
      "has_results": true,
      "last_update_posted_date": "2021-04-08",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 30,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Los Alamitos, California + 27 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "Pico Rivera",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03188185"
    },
    {
      "nct_id": "NCT01244711",
      "title": "Open-Label Pilot Study to Examine the Value of Substituting Quetiapine for Benzodiazepines",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Major Depression",
        "Generalized Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1,
      "start_date": "2008-09",
      "completion_date": "2011-09",
      "has_results": true,
      "last_update_posted_date": "2015-04-03",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01244711"
    },
    {
      "nct_id": "NCT00555698",
      "title": "Feasibility, Safety and Efficacy of Deep Brain Stimulation for Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Deep Brain Stimulations for Depression",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ali Rezai, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 8,
      "start_date": "2004-01",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2017-03-28",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00555698"
    },
    {
      "nct_id": "NCT05271357",
      "title": "Transcranial Magnetic Stimulation for Depression in Autism Spectrum Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Autism Spectrum Disorder",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Bilateral TMS",
          "type": "PROCEDURE"
        },
        {
          "name": "Unilateral TMS",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "12 Years to 26 Years"
      },
      "enrollment_count": 17,
      "start_date": "2021-11-24",
      "completion_date": "2023-02-23",
      "has_results": false,
      "last_update_posted_date": "2024-02-07",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05271357"
    },
    {
      "nct_id": "NCT01798407",
      "title": "DBS of the Lateral Habenula in Treatment-Resistant Depression",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Treatment Resistant Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Activa Tremor Control Sys (DBS Implant)",
          "type": "DEVICE"
        },
        {
          "name": "Randomized, staggered withdrawal phase",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Wayne Goodman MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 6,
      "start_date": "2013-02",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2025-11-28",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01798407"
    },
    {
      "nct_id": "NCT00901407",
      "title": "Lamotrigine Augmentation in Resistant Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Unipolar Depression"
      ],
      "interventions": [
        {
          "name": "lamotrigine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "paroxetine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Louisiana State University Health Sciences Center in New Orleans",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 138,
      "start_date": "2003-12",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2009-05-13",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "New Orleans, Louisiana",
      "locations": [
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00901407"
    },
    {
      "nct_id": "NCT03051256",
      "title": "Safety, Tolerability, PK Profile, and Symptom Response of a 7-Day Dosing With 25 mg or 50 mg Daily of REL-1017 in MDD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depressive Disorder, Major",
        "Depressive Disorder, Treatment-Resistant"
      ],
      "interventions": [
        {
          "name": "REL-1017",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Relmada Therapeutics, 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": 62,
      "start_date": "2018-05-11",
      "completion_date": "2019-09-30",
      "has_results": true,
      "last_update_posted_date": "2023-11-01",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 10,
      "location_summary": "Little Rock, Arkansas • Garden Grove, California • San Diego, California + 7 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03051256"
    },
    {
      "nct_id": "NCT04469322",
      "title": "Pharmacogenetic Implementation Trial in Veterans With Treatment Refractory Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Depressive Disorder",
        "Depressive Disorder, Major",
        "Depression, Bipolar",
        "Depressive Episode"
      ],
      "interventions": [
        {
          "name": "Mental Health DNA Insight Test (Pathway Genomics)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Sham Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "San Diego Veterans Healthcare System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 182,
      "start_date": "2014-09-30",
      "completion_date": "2018-06-26",
      "has_results": false,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-09-05T01:56:01.164Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04469322"
    }
  ]
}