{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quetiapine+Fumarate",
    "query": {
      "intervention": "Quetiapine Fumarate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 158,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quetiapine+Fumarate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T16:50:34.651Z",
  "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": "NCT00237393",
      "title": "Quetiapine Treatment for Post-Traumatic Stress Disorder (PTSD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ralph H. Johnson VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2003-08",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2008-02-21",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 2,
      "location_summary": "Albuquerque, New Mexico • Charleston, South Carolina",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00237393"
    },
    {
      "nct_id": "NCT00208143",
      "title": "Seroquel Therapy for Substance Use Disorders Comorbid With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder",
        "Substance Abuse",
        "Substance Dependence"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Risperidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Creighton University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "19 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2003-11",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2007-12-13",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00208143"
    },
    {
      "nct_id": "NCT00278941",
      "title": "Quetiapine Fumarate as Monotherapy in the Maintenance Treatment of Patients With Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Quetiapine Fumarate Sustained Release",
          "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": 3000,
      "start_date": "2005-12",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2009-03-25",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 144,
      "location_summary": "Birmingham, Alabama • Tuscaloosa, Alabama • Mesa, Arizona + 141 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00278941"
    },
    {
      "nct_id": "NCT00183443",
      "title": "Treatment of Mania Symptoms With Drug Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder",
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Divalproex-extended release (DVP-ER)",
          "type": "DRUG"
        },
        {
          "name": "Lithium",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Palo Alto Veterans Institute for 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": 75,
      "start_date": "2005-02",
      "completion_date": "2010-11",
      "has_results": true,
      "last_update_posted_date": "2018-07-17",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00183443"
    },
    {
      "nct_id": "NCT00113295",
      "title": "Combination of Paroxetine CR and Quetiapine for the Treatment of Refractory Generalized Anxiety Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "Continued Paroxetine CR",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "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": "72 Years",
        "sex": "ALL",
        "summary": "18 Years to 72 Years"
      },
      "enrollment_count": 50,
      "start_date": "2004-02",
      "completion_date": "2007-11",
      "has_results": true,
      "last_update_posted_date": "2014-04-23",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Durham, North Carolina",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00113295"
    },
    {
      "nct_id": "NCT00375557",
      "title": "Safety and Efficacy of Divalproex and Quetiapine in Elderly Alzheimer's Dementia Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Dementia",
        "Behavioral Symptoms"
      ],
      "interventions": [
        {
          "name": "Divalproex ER",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "55 Years to 85 Years"
      },
      "enrollment_count": 0,
      "start_date": "2006-10",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2015-05-27",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00375557"
    },
    {
      "nct_id": "NCT00208819",
      "title": "A Comparison of Two Standard Therapies in the Management of Dementia With Agitation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Senile Dementia, Alzheimer Type",
        "Dementia, Alzheimer Type",
        "Alzheimer Disease",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "risperidone",
          "type": "DRUG"
        },
        {
          "name": "quetiapine",
          "type": "DRUG"
        },
        {
          "name": "olanzapine",
          "type": "DRUG"
        },
        {
          "name": "divalproex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2003-09",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2013-11-13",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00208819"
    },
    {
      "nct_id": "NCT00462618",
      "title": "Group Cognitive Behavioral Therapy (CBT I) Vs. Quetiapine for Residual Insomnia Impairing Recovery Among Elderly With Stable Major Affective Disorders",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        },
        {
          "name": "Cogntive behavioral therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Michael E. DeBakey VA Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2007-04",
      "completion_date": "2008-03",
      "has_results": false,
      "last_update_posted_date": "2013-04-23",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00462618"
    },
    {
      "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": "2026-09-21T16:50:34.651Z",
      "location_count": 1,
      "location_summary": "Somerville, Massachusetts",
      "locations": [
        {
          "city": "Somerville",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01066156"
    },
    {
      "nct_id": "NCT00090012",
      "title": "Comparison of Continuing Olanzapine to Switching to Quetiapine in Overweight or Obese Patients With Schizophrenia and Schizoaffective Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "Olanzapine",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "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": 340,
      "start_date": "2004-07",
      "completion_date": "2006-03",
      "has_results": false,
      "last_update_posted_date": "2007-11-06",
      "last_synced_at": "2026-09-21T16:50:34.651Z",
      "location_count": 25,
      "location_summary": "Garden Grove, California • La Mesa, California • San Diego, California + 22 more",
      "locations": [
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00090012"
    }
  ]
}