{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Major+Depressive+Disorders&page=51",
    "query": {
      "condition": "Major Depressive Disorders",
      "page": 51
    },
    "page_size": 10
  },
  "pagination": {
    "page": 51,
    "page_size": 10,
    "total_count": 1760,
    "total_pages": 176,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Major+Depressive+Disorders&page=52&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Major+Depressive+Disorders&page=50&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-12T08:47:57.580Z",
  "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": "NCT01718730",
      "title": "Cortical Excitability and Inhibition in MDD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Major Depressive Disorder, Recurrent, Mild",
        "Depressive Disorder, Major"
      ],
      "interventions": [
        {
          "name": "Transcranial Magnetic Stimulation (TMS)",
          "type": "DEVICE"
        },
        {
          "name": "Magnetic Resonance Spectroscopy and Imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "13 Years to 21 Years"
      },
      "enrollment_count": 23,
      "start_date": "2012-10",
      "completion_date": "2019-08",
      "has_results": false,
      "last_update_posted_date": "2019-10-22",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01718730"
    },
    {
      "nct_id": "NCT00377299",
      "title": "A Pilot Study of Citicoline add-on Therapy in Patients With Bipolar Disorder or Major Depressive Disorder and Amphetamine Abuse or Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amphetamine Abuse",
        "Amphetamine Dependence",
        "Bipolar Disorder",
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Citicoline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 60,
      "start_date": "2006-10",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2013-08-08",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00377299"
    },
    {
      "nct_id": "NCT01343563",
      "title": "Trigeminal Nerve Stimulation for Depression: Dose Finding",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Trigeminal Nerve Stimulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 20,
      "start_date": "2011-01",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2013-02-06",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01343563"
    },
    {
      "nct_id": "NCT00448292",
      "title": "A Efficacy Study of PRX-00023 in Patients With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder (MDD)"
      ],
      "interventions": [
        {
          "name": "PRX-00023",
          "type": "DRUG"
        },
        {
          "name": "Placebo for PRX-00023",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Epix Pharmaceuticals, 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": 330,
      "start_date": "2007-03",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2007-11-14",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 21,
      "location_summary": "Mesa, Arizona • Encino, California • Los Alamitos, California + 18 more",
      "locations": [
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00448292"
    },
    {
      "nct_id": "NCT03039192",
      "title": "54135419SUI3001: A Study to Evaluate the Efficacy and Safety of Intranasal Esketamine in Addition to Comprehensive Standard of Care for the Rapid Reduction of the Symptoms of Major Depressive Disorder, Including Suicidal Ideation, in Adult Participants Assessed to be at Imminent Risk for Suicide",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depressive Disorder, Major"
      ],
      "interventions": [
        {
          "name": "Esketamine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 226,
      "start_date": "2017-06-09",
      "completion_date": "2018-12-18",
      "has_results": true,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Garden Grove, California + 14 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03039192"
    },
    {
      "nct_id": "NCT01874951",
      "title": "Low-Dose Naltrexone (LDN) for Depression Relapse and Recurrence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Depression, Unipolar",
        "Recurrence",
        "Relapse"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General 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": 12,
      "start_date": "2013-06",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2017-02-24",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01874951"
    },
    {
      "nct_id": "NCT00167154",
      "title": "Risperidone and Suicidality in Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Risperidone and placebo comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "19 Years to 60 Years"
      },
      "enrollment_count": 30,
      "start_date": "2004-06",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2021-06-10",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00167154"
    },
    {
      "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": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00037505"
    },
    {
      "nct_id": "NCT00612313",
      "title": "Sequential Treatment of Pediatric MDD to Increase Remission and Prevent Relapse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Fluoxetine",
          "type": "DRUG"
        },
        {
          "name": "Relapse prevention cognitive behavioral therapy (CBT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 144,
      "start_date": "2008-02",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2016-01-07",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00612313"
    },
    {
      "nct_id": "NCT02458690",
      "title": "eIMPACT Trial: Modernized Collaborative Care to Reduce the Excess CVD Risk of Older Depressed Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Depression",
        "Major Depressive Disorder",
        "Dysthymic Disorder",
        "Depressive Symptoms",
        "Cardiovascular Diseases",
        "Heart Diseases",
        "Coronary Artery Disease",
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Beating the Blues (BtB)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Problem Solving Treatment in Primary Care (PST-PC)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Antidepressant Medications",
          "type": "DRUG"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 216,
      "start_date": "2015-07",
      "completion_date": "2021-03",
      "has_results": true,
      "last_update_posted_date": "2023-10-19",
      "last_synced_at": "2026-11-12T08:47:57.580Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02458690"
    }
  ]
}