{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=8",
    "query": {
      "intervention": "quetiapine",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 203,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T00:05:42.414Z",
  "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": "NCT01200901",
      "title": "Quetiapine in Melancholic Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-09",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01200901"
    },
    {
      "nct_id": "NCT05085808",
      "title": "RCT: Trazodone vs Quetiapine vs Placebo for Treating ICU Delirium (TraQ)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Delirium",
        "Morality",
        "Quality of Life",
        "Psych",
        "Treatment Side Effects"
      ],
      "interventions": [
        {
          "name": "Trazodone",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2028-03-01",
      "completion_date": "2030-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05085808"
    },
    {
      "nct_id": "NCT00018642",
      "title": "Quetiapine vs Haloperidol Decanoate for the Long Term Treatment of Schizophrenia and Schizoaffective Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "quetiapine",
          "type": "DRUG"
        },
        {
          "name": "haloperidol decanoate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": null,
      "start_date": "1997-04",
      "completion_date": "2002-03",
      "has_results": false,
      "last_update_posted_date": "2009-01-21",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00018642"
    },
    {
      "nct_id": "NCT02462473",
      "title": "A Study to Assess the Clinical Utility of Antipsychotic Medication Levels in Plasma as Determined by Liquid Chromatography-Tandem Mass Spectrometry",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "Aripiprazole",
          "type": "DRUG"
        },
        {
          "name": "Olanzapine",
          "type": "DRUG"
        },
        {
          "name": "Paliperidone",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Risperidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "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": 9,
      "start_date": "2015-05",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2017-03-29",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 3,
      "location_summary": "Torrance, California • Kissimmee, Florida • Conshohocken, Pennsylvania",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Kissimmee",
          "state": "Florida"
        },
        {
          "city": "Conshohocken",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02462473"
    },
    {
      "nct_id": "NCT00060489",
      "title": "Safety and Efficacy Trial of the Use of Quetiapine Fumarate (SEROQUEL®) in the Treatment of Patients With Bipolar Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Depression, Bipolar"
      ],
      "interventions": [
        {
          "name": "SEROQUEL (quetiapine fumarate) Tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": null,
      "start_date": "2002-09",
      "completion_date": "2003-09",
      "has_results": false,
      "last_update_posted_date": "2011-01-26",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 27,
      "location_summary": "Birmingham, Alabama • Beverly Hills, California • La Mesa, California + 24 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00060489"
    },
    {
      "nct_id": "NCT00315900",
      "title": "Depakote Extended Release (ER) Versus Seroquel for Agitated Behaviors in Nursing Home Care Unit Patients With Dementia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Agitation",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Depakote ER",
          "type": "DRUG"
        },
        {
          "name": "Seroquel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tuscaloosa Research & Education Advancement Corporation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2006-05-01",
      "completion_date": "2008-02-28",
      "has_results": false,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "Tuscaloosa, Alabama",
      "locations": [
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00315900"
    },
    {
      "nct_id": "NCT00668265",
      "title": "Anxiety in Recovering Opiate Dependence",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Generalized Anxiety Disorder",
        "Comorbid Opiate Dependence in Remission",
        "Status Post Methadone-Maintenance Treatment"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Medical Center",
      "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": 14,
      "start_date": "2008-01",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2013-02-18",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00668265"
    },
    {
      "nct_id": "NCT01458964",
      "title": "Quetiapine Compared With Placebo in the Management of Fibromyalgia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fibromyalgia"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "East Tennessee State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 42,
      "start_date": "2008-01",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-07-09",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "Johnson City, Tennessee",
      "locations": [
        {
          "city": "Johnson City",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01458964"
    },
    {
      "nct_id": "NCT01133821",
      "title": "Acute Psychotherapy for Bipolar II Depression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Depression"
      ],
      "interventions": [
        {
          "name": "IPSRT plus placebo (IPSRT-PLA)",
          "type": "DRUG"
        },
        {
          "name": "IPSRT plus quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Holly Swartz",
      "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": 92,
      "start_date": "2010-08",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2018-01-09",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01133821"
    },
    {
      "nct_id": "NCT04115319",
      "title": "A Study of the Long-term Safety and Tolerability of an Investigational Drug in People With Schizophrenia.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "SEP363856",
          "type": "DRUG"
        },
        {
          "name": "quetiapine XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, 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": 305,
      "start_date": "2019-11-21",
      "completion_date": "2022-12-30",
      "has_results": true,
      "last_update_posted_date": "2025-12-31",
      "last_synced_at": "2026-10-18T00:05:42.414Z",
      "location_count": 18,
      "location_summary": "Cerritos, California • Oakland, California • Oceanside, California + 15 more",
      "locations": [
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04115319"
    }
  ]
}