{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=9",
    "query": {
      "intervention": "quetiapine",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 203,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T00:05:44.269Z",
  "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": "NCT00124059",
      "title": "Quetiapine Fumarate (Seroquel) for the Treatment of Alcohol Dependence.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alcoholism"
      ],
      "interventions": [
        {
          "name": "Seroquel",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 61,
      "start_date": "2003-03",
      "completion_date": "2005-10",
      "has_results": false,
      "last_update_posted_date": "2015-10-06",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00124059"
    },
    {
      "nct_id": "NCT02978534",
      "title": "Pharmacokinetics of Quetiapine Across Pregnancy and Postpartum",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 4,
      "start_date": "2016-03",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2022-09-27",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02978534"
    },
    {
      "nct_id": "NCT06433635",
      "title": "Sequential Multiple Assignment Randomized Trial for Bipolar Depression",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar I Disorder",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Cariprazine",
          "type": "DRUG"
        },
        {
          "name": "Aripiprazole/Escitalopram combination",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Lurasidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 2726,
      "start_date": "2024-10-01",
      "completion_date": "2030-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-12-16",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Bloomington, Indiana • Baltimore, Maryland + 13 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Belmont",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06433635"
    },
    {
      "nct_id": "NCT04373317",
      "title": "Pimavanserin vs. Quetiapine for Treatment of Parkinson's Psychosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinson's Disease Psychosis"
      ],
      "interventions": [
        {
          "name": "Pimavanserin",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 358,
      "start_date": "2022-10-24",
      "completion_date": "2028-08-24",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 24,
      "location_summary": "Tucson, Arizona • Loma Linda, California • Palo Alto, California + 20 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "West Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04373317"
    },
    {
      "nct_id": "NCT00048802",
      "title": "Treatment and Outcome of Early Onset Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Lithium",
          "type": "DRUG"
        },
        {
          "name": "Olanzapine",
          "type": "DRUG"
        },
        {
          "name": "Divalproex",
          "type": "DRUG"
        },
        {
          "name": "Risperidone",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Ziprasidone",
          "type": "DRUG"
        },
        {
          "name": "Aripriprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 40,
      "start_date": "2002-08",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2014-01-22",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Glen Oaks, New York",
      "locations": [
        {
          "city": "Glen Oaks",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00048802"
    },
    {
      "nct_id": "NCT02131545",
      "title": "Pharmacokinetic Study Comparing Topical, Rectal, and Oral Quetiapine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Dementia",
        "Delirium"
      ],
      "interventions": [
        {
          "name": "Quetiapine 25 mg gel applied topically",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine 25 mg tablet by mouth",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine 25 mg rectal suppository",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": 10,
      "start_date": "2014-06",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-25",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02131545"
    },
    {
      "nct_id": "NCT00206102",
      "title": "A Study of the Cataractogenic Potential of Seroquel and Risperdal in the Treatment of Participants With Schizophrenia or Schizoaffective Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "quetiapine fumarate",
          "type": "DRUG"
        },
        {
          "name": "risperidone",
          "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": 1098,
      "start_date": "2003-09",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2013-01-14",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 63,
      "location_summary": "Little Rock, Arkansas • Mabelvale, Arkansas • Morrilton, Arkansas + 60 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Mabelvale",
          "state": "Arkansas"
        },
        {
          "city": "Morrilton",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Cerritos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00206102"
    },
    {
      "nct_id": "NCT01342380",
      "title": "Pioglitazone and Quetiapine XR Pharmacogenetic Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bipolar Disorder",
        "Major Depressive Disorder"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 42,
      "start_date": "2011-02",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2023-07-18",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01342380"
    },
    {
      "nct_id": "NCT00951483",
      "title": "Cardiovascular Biomarkers and Quetiapine in Depression and Anxiety Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Depression",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Quetiapine-XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Loyola University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 91,
      "start_date": "2009-07",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2016-10-24",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Maywood, Illinois",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00951483"
    },
    {
      "nct_id": "NCT00536783",
      "title": "Schizophrenia Sensory Gating Deficit With Quetiapine",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New Mexico VA Healthcare System",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "18 Years to 18 Years"
      },
      "enrollment_count": 20,
      "start_date": "2004-04",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2007-12-31",
      "last_synced_at": "2026-10-18T00:05:44.269Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00536783"
    }
  ]
}