{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=MAJOR+DEPRESSIVE+DISORDER",
    "query": {
      "condition": "MAJOR DEPRESSIVE DISORDER"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1784,
    "total_pages": 179,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=MAJOR+DEPRESSIVE+DISORDER&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T00:07:10.896Z",
  "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": "NCT05273996",
      "title": "Predictors of Cognitive Outcomes in Geriatric Depression",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Neuroticism",
        "Cognitive Change",
        "Stress"
      ],
      "interventions": [
        {
          "name": "Sertraline, bupropion, desvenlafaxine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "David Steffens",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2021-09-28",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05273996"
    },
    {
      "nct_id": "NCT01818453",
      "title": "Can Genetics Predict Treatment Response to a Computerized Self-help Program for Depression?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Mood Disorders"
      ],
      "interventions": [
        {
          "name": "Computerized self-help program for depression",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas at Austin",
      "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": 500,
      "start_date": "2013-03",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2015-11-09",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01818453"
    },
    {
      "nct_id": "NCT03357796",
      "title": "Relative Bioavailability (RBA) Study of LY03005 vs Pristiq®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "LY03005",
          "type": "DRUG"
        },
        {
          "name": "Pristiq",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Luye Pharma Group Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 20,
      "start_date": "2017-11-27",
      "completion_date": "2017-12-22",
      "has_results": false,
      "last_update_posted_date": "2018-01-04",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "Eatontown, New Jersey",
      "locations": [
        {
          "city": "Eatontown",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03357796"
    },
    {
      "nct_id": "NCT01557946",
      "title": "Glutamatergic and GABAergic Mediators of Antidepressant Response in Major Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "MDD",
        "Citalopram",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "citalopram",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mclean Hospital",
      "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": 32,
      "start_date": "2012-03",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2017-09-12",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01557946"
    },
    {
      "nct_id": "NCT03429361",
      "title": "Testing the Value of Smartphone Assessments of People With Mood Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Major Depressive Disorder",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Health by Mindstrong",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mindstrong",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 23,
      "start_date": "2017-08-08",
      "completion_date": "2019-05-30",
      "has_results": false,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03429361"
    },
    {
      "nct_id": "NCT05956483",
      "title": "Study to Assess Accuracy of Rapid Mood Screener in Adult Participants With Unipolar Major Depressive Disorder or Bipolar 1 Disorder in Real World Setting",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bipolar I Disorder"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 423,
      "start_date": "2023-12-04",
      "completion_date": "2024-08-16",
      "has_results": false,
      "last_update_posted_date": "2024-08-20",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 9,
      "location_summary": "Costa Mesa, California • Cromwell, Connecticut • Doral, Florida + 5 more",
      "locations": [
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Cromwell",
          "state": "Connecticut"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05956483"
    },
    {
      "nct_id": "NCT00037505",
      "title": "Major Depression and Inflammatory Risk Markers for Coronary Heart Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "15 Years to 55 Years"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00037505"
    },
    {
      "nct_id": "NCT03181529",
      "title": "Effects of Psilocybin in Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Psilocybin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 27,
      "start_date": "2017-08-10",
      "completion_date": "2020-12-02",
      "has_results": true,
      "last_update_posted_date": "2021-12-15",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03181529"
    },
    {
      "nct_id": "NCT01793129",
      "title": "Preemie Hypothermia for Neonatal Encephalopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infant, Newborn",
        "Hypoxia, Brain",
        "Hypoxia-Ischemia, Brain",
        "Encephalopathy, Hypoxic-Ischemic",
        "Hypoxic-Ischemic Encephalopathy",
        "Ischemic-Hypoxic Encephalopathy"
      ],
      "interventions": [
        {
          "name": "Hypothermia",
          "type": "DEVICE"
        },
        {
          "name": "Normothermic Control",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "NICHD Neonatal Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "33 Weeks",
        "maximum_age": "35 Weeks",
        "sex": "ALL",
        "summary": "33 Weeks to 35 Weeks"
      },
      "enrollment_count": 168,
      "start_date": "2015-05",
      "completion_date": "2022-12-09",
      "has_results": true,
      "last_update_posted_date": "2024-11-04",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Palo Alto, California • Atlanta, Georgia + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01793129"
    },
    {
      "nct_id": "NCT06772987",
      "title": "NQ TMS for MDD Therapy Using 1 Day x 3 Sessions Protocol for Adult Patient",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder (MDD)"
      ],
      "interventions": [
        {
          "name": "Accelerated rTMS treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NeuroQore Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "22 Years to 85 Years"
      },
      "enrollment_count": 50,
      "start_date": "2025-01-16",
      "completion_date": "2025-05-06",
      "has_results": false,
      "last_update_posted_date": "2025-05-13",
      "last_synced_at": "2026-10-04T00:07:10.896Z",
      "location_count": 1,
      "location_summary": "San Jose, California",
      "locations": [
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06772987"
    }
  ]
}