{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Depression%3B+Major+Depressive+Disorder",
    "query": {
      "condition": "Depression; Major Depressive Disorder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1746,
    "total_pages": 175,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Depression%3B+Major+Depressive+Disorder&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:45:49.982Z",
  "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": "NCT05084924",
      "title": "Investigating the Causal Role of Prefrontal Control in Decision-making in Patients With Anhedonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Anhedonia"
      ],
      "interventions": [
        {
          "name": "Cross-frequency transcranial alternating current stimulation via the NeuroConn Direct Current Stimulator Plus",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 35,
      "start_date": "2021-11-02",
      "completion_date": "2023-07-31",
      "has_results": true,
      "last_update_posted_date": "2024-06-25",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05084924"
    },
    {
      "nct_id": "NCT03645096",
      "title": "Development of Pregnenolone as a Treatment for Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Pregnenolone 500 mg",
          "type": "DRUG"
        },
        {
          "name": "Pregnenolone 800 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2019-09-01",
      "completion_date": "2022-05-31",
      "has_results": true,
      "last_update_posted_date": "2024-05-01",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03645096"
    },
    {
      "nct_id": "NCT00421954",
      "title": "Open-label Ziprasidone Study for Psychosis Treatment in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophreniform Disorder",
        "Schizoaffective Disorder",
        "Psychosis",
        "Depressive Disorder, Major",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Ziprasidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 8,
      "start_date": "2006-05",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2017-01-13",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00421954"
    },
    {
      "nct_id": "NCT01211756",
      "title": "Oxytocin Add-on for Stable Depressed Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Dysthymia Disorder"
      ],
      "interventions": [
        {
          "name": "Oxytocin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "David Feifel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2010-10",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2019-09-25",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01211756"
    },
    {
      "nct_id": "NCT01145872",
      "title": "The Effects and Mechanisms of Mindfulness Based Cognitive Therapy (MBCT) on Depressive Symptoms and Depression Relapse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Recurrent"
      ],
      "interventions": [
        {
          "name": "Mindfulness Based Cognitive Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Enhancement Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Denver",
      "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": 92,
      "start_date": "2010-07",
      "completion_date": "2013-04",
      "has_results": false,
      "last_update_posted_date": "2014-12-02",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01145872"
    },
    {
      "nct_id": "NCT02185131",
      "title": "Double-blind Pilot Trial of Mirtazapine for the Treatment of Co-occurring AD/MDD.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Alcohol Use Disorder"
      ],
      "interventions": [
        {
          "name": "Mirtazapine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 16,
      "start_date": "2013-09",
      "completion_date": "2016-07",
      "has_results": true,
      "last_update_posted_date": "2017-05-05",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02185131"
    },
    {
      "nct_id": "NCT01528241",
      "title": "Characterize the Regional Distribution of [11C] ABP688 in Brain by Positron Emission Tomography (PET)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "ABP688",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "55 Years to 80 Years"
      },
      "enrollment_count": 42,
      "start_date": "2008-08",
      "completion_date": "2010-05",
      "has_results": false,
      "last_update_posted_date": "2020-12-08",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 2,
      "location_summary": "New York, New York • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01528241"
    },
    {
      "nct_id": "NCT02489305",
      "title": "Study to Evaluate Potential Predictors of Relapse in Participants With Major Depressive Disorder (MDD)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depressive Disorder, Major"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 330,
      "start_date": "2014-12-15",
      "completion_date": "2018-05-01",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Glendale, California • Oceanside, California + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Sherman Oaks",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02489305"
    },
    {
      "nct_id": "NCT04481737",
      "title": "Peer-delivered and Technology-Assisted Integrated Illness Management and Recovery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia",
        "Bipolar Disorder",
        "Major Depressive Disorder, Recurrent",
        "Obesity",
        "Cardiovascular Diseases",
        "Diabetes",
        "Smoking",
        "Blood Pressure Disorders",
        "Cholesterol, Elevated"
      ],
      "interventions": [
        {
          "name": "Peer-delivered and Technology Support Integrated Illness Management and Recovery",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2021-02-01",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-24",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04481737"
    },
    {
      "nct_id": "NCT04040062",
      "title": "Spectral TMS (s-TMS)",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": 10,
      "start_date": "2019-06-25",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-05-22T09:45:49.982Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04040062"
    }
  ]
}