{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Depressive+Disorder",
    "query": {
      "condition": "Chronic Depressive Disorder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 248,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Depressive+Disorder&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T11:39:37.493Z",
  "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": "NCT01528748",
      "title": "Clinical Trial of CBASP for Individuals With Co-occurring Chronic Depression and Alcohol Dependence",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depressive Disorder",
        "Major Depressive Disorder",
        "Dysthymic Disorder",
        "Alcohol-Related Disorders",
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Analysis System of Psychotherapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 8,
      "start_date": "2011-04",
      "completion_date": "2018-07",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01528748"
    },
    {
      "nct_id": "NCT01337726",
      "title": "Combined Illness Management and Psychotherapy in Treating Depressed Elders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Heart Failure",
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Combined Psychotherapy and Illness Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Illness Management Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2011-02",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2017-04-05",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 2,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01337726"
    },
    {
      "nct_id": "NCT05451589",
      "title": "A Trial of a Positive Psychology Intervention for Older Adults (RESET)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depressive Symptoms",
        "Anxiety",
        "Chronic Pain",
        "Fatigue",
        "Loneliness",
        "Stress, Psychological"
      ],
      "interventions": [
        {
          "name": "RESET",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Wellness Check Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 457,
      "start_date": "2023-03-01",
      "completion_date": "2026-05-28",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05451589"
    },
    {
      "nct_id": "NCT01816958",
      "title": "Neuromodulation to Facilitate the Effect of Ketamine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Depression",
        "Chronic Pain",
        "Substance Abuse"
      ],
      "interventions": [
        {
          "name": "co-administration of TMS and infused ketamine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "The Neuroscience Center, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2011-01",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2013-03-22",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Deerfield, Illinois",
      "locations": [
        {
          "city": "Deerfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01816958"
    },
    {
      "nct_id": "NCT06419439",
      "title": "Ketamine-assisted Integrative Treatment for Veterans With Chronic Low Back Pain and Comorbid Depression",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Low Back Pain",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Ketamine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Minimally Enhanced Usual Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief narrative intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2025-12-03",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-18",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06419439"
    },
    {
      "nct_id": "NCT00129480",
      "title": "Improving Chronic Pain Treatment in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Chronic Disease",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Assistance with Pain treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 401,
      "start_date": "2006-01",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2019-04-23",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00129480"
    },
    {
      "nct_id": "NCT07415941",
      "title": "MBM and taVNS for Low Back Pain and Depressive Symptoms",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low Back Pain"
      ],
      "interventions": [
        {
          "name": "MBM",
          "type": "BEHAVIORAL"
        },
        {
          "name": "VNSM",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "Florida State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 66,
      "start_date": "2026-01-30",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-25",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Tallahassee, Florida",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07415941"
    },
    {
      "nct_id": "NCT03996694",
      "title": "Single Dose Crossover Study to Compare the Respiratory Drive After Administration of Belbuca, Oxycodone and Placebo.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Respiratory Depression"
      ],
      "interventions": [
        {
          "name": "Belbuca 300 µg",
          "type": "DRUG"
        },
        {
          "name": "Belbuca 600 µg",
          "type": "DRUG"
        },
        {
          "name": "Belbuca 900 µg",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone 30 mg",
          "type": "DRUG"
        },
        {
          "name": "Oxycodone 60 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioDelivery Sciences International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 19,
      "start_date": "2019-07-23",
      "completion_date": "2019-10-27",
      "has_results": true,
      "last_update_posted_date": "2021-02-05",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03996694"
    },
    {
      "nct_id": "NCT03451630",
      "title": "Integrated Care (IC) Models for Patient-Centered Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes",
        "Asthma",
        "Chronic Obstructive Pulmonary Disease",
        "Hypertension",
        "Anxiety",
        "Atrial Fibrillation",
        "Congestive Heart Failure",
        "Depression",
        "Bipolar Disorder",
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "High-Touch",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High-Tech",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Optimal Discharge Planning",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1400,
      "start_date": "2018-09-04",
      "completion_date": "2022-11-30",
      "has_results": true,
      "last_update_posted_date": "2024-12-09",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03451630"
    },
    {
      "nct_id": "NCT01502644",
      "title": "Opioid Treatment for Chronic Low Back Pain and the Impact of Mood Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Low Back Pain",
        "Degenerative Disc Disease",
        "Depression",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "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": 81,
      "start_date": "2009-02",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2017-07-11",
      "last_synced_at": "2026-07-22T11:39:37.493Z",
      "location_count": 1,
      "location_summary": "Chestnut Hill, Massachusetts",
      "locations": [
        {
          "city": "Chestnut Hill",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01502644"
    }
  ]
}