{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=5",
    "query": {
      "intervention": "quetiapine",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 203,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=quetiapine&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T13:29:28.163Z",
  "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": "NCT00223249",
      "title": "Quetiapine in Patients With Bipolar and Alcohol Abuse/Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Alcohol Abuse/Dependence"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern 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": 115,
      "start_date": "2002-11",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2016-04-04",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00223249"
    },
    {
      "nct_id": "NCT00232414",
      "title": "A Double-Blind Randomized Placebo Controlled Study of Quetiapine for the Treatment of Depression in Adolescents With Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar I Disorder"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 30,
      "start_date": "2005-10",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2013-12-10",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00232414"
    },
    {
      "nct_id": "NCT00789698",
      "title": "Lurasidone HCl - A Long Term Phase 3 Study of Patients With Chronic Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Lurasidone HC1",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 240,
      "start_date": "2008-12",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2015-06-12",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 27,
      "location_summary": "Little Rock, Arkansas • Cerritos, California • Costa Mesa, California + 21 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Escondido",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00789698"
    },
    {
      "nct_id": "NCT00326144",
      "title": "Efficacy and Safety of Quetiapine Fumarate Sustained Release (SEROQUEL SR) in the Treatment of Major Depressive Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Quetiapine fumarate",
          "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": 310,
      "start_date": "2006-04",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2009-03-25",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 34,
      "location_summary": "Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 31 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "El Centro",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00326144"
    },
    {
      "nct_id": "NCT03872596",
      "title": "Trial to Assess the Bioavailability of Quetiapine Versus Seroquel® in Subjects With Schizophrenia or Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Seroquel IR 300mg",
          "type": "DRUG"
        },
        {
          "name": "Seroquel IR 25mg",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine Formulation A 300mg",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine Formulation B 300mg",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine Formulation 25mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Development & Commercialization, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 58,
      "start_date": "2019-03-27",
      "completion_date": "2019-11-27",
      "has_results": false,
      "last_update_posted_date": "2020-09-02",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 1,
      "location_summary": "Long Beach, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03872596"
    },
    {
      "nct_id": "NCT01066156",
      "title": "Post-Traumatic Stress Disorder (PTSD) and Seroquel",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post-Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Seroquel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cambridge Health Alliance",
      "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": 34,
      "start_date": "2010-02",
      "completion_date": "2015-03",
      "has_results": true,
      "last_update_posted_date": "2017-05-30",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 1,
      "location_summary": "Somerville, Massachusetts",
      "locations": [
        {
          "city": "Somerville",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01066156"
    },
    {
      "nct_id": "NCT00702676",
      "title": "Quetiapine Fumarate Immediate Release (IR) Versus Extended Release (XR) Dose Escalation Comparison",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Quetiapine Fumarate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": 63,
      "start_date": "2008-07",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2009-07-16",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00702676"
    },
    {
      "nct_id": "NCT00329264",
      "title": "Safety & Efficacy Study of Quetiapine Fumarate (SEROQUEL®) vs. Placebo in Generalized Anxiety Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Generalized Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "Quetiapine fumarate",
          "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": 876,
      "start_date": "2006-04",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2009-03-25",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 58,
      "location_summary": "Springdale, Arizona • Little Rock, Arkansas • Encino, California + 55 more",
      "locations": [
        {
          "city": "Springdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00329264"
    },
    {
      "nct_id": "NCT00631748",
      "title": "Quetiapine for the Reduction of Cocaine Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cocaine Dependence",
        "Cocaine Abuse",
        "Cocaine Addiction",
        "Drug Abuse",
        "Substance Abuse"
      ],
      "interventions": [
        {
          "name": "quetiapine fumarate",
          "type": "DRUG"
        },
        {
          "name": "Matched Placebo",
          "type": "DRUG"
        },
        {
          "name": "Cognitive-behavioral Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Seattle Institute for Biomedical and Clinical Research",
      "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": 60,
      "start_date": "2008-02",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2014-03-31",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 1,
      "location_summary": "Tacoma, Washington",
      "locations": [
        {
          "city": "Tacoma",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00631748"
    },
    {
      "nct_id": "NCT00090311",
      "title": "Quetiapine Fumarate (SEROQUEL) Compared to Placebo in the Treatment of Children & Adolescents With Bipolar I Mania",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "quetiapine fumarate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "10 Years to 17 Years"
      },
      "enrollment_count": 220,
      "start_date": "2004-07",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2013-01-04",
      "last_synced_at": "2026-10-17T13:29:28.163Z",
      "location_count": 32,
      "location_summary": "Scottsdale, Arizona • Riverside, California • Sacramento, California + 29 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00090311"
    }
  ]
}