{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Antipsychotic&page=4",
    "query": {
      "intervention": "Antipsychotic",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 380,
    "total_pages": 38,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Antipsychotic&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Antipsychotic&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T09:00:51.719Z",
  "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": "NCT00156715",
      "title": "Efficacy of Quetiapine in the Treatment of Patients With Schizophrenia and a Comorbid Substance Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizoaffective Disorder",
        "Psychotic Disorder",
        "Substance Abuse",
        "Alcohol Abuse"
      ],
      "interventions": [
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "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": 23,
      "start_date": "2004-03",
      "completion_date": "2008-10",
      "has_results": true,
      "last_update_posted_date": "2018-03-14",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 4,
      "location_summary": "Augusta, Georgia • Lebanon, New Hampshire • Manchester, New Hampshire",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Manchester",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00156715"
    },
    {
      "nct_id": "NCT03522168",
      "title": "Long-term Antipsychotic Pediatric Safety Trial",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Weight, Body"
      ],
      "interventions": [
        {
          "name": "Risperidone",
          "type": "DRUG"
        },
        {
          "name": "Aripiprazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "3 Years to 18 Years"
      },
      "enrollment_count": 509,
      "start_date": "2019-01-10",
      "completion_date": "2023-11-21",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 37,
      "location_summary": "Dothan, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 32 more",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03522168"
    },
    {
      "nct_id": "NCT01495156",
      "title": "Study of the Efficacy of Adjunctive Lithium Treatment for the Treatment of Psychotic Mania",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar I Disorder"
      ],
      "interventions": [
        {
          "name": "Lithium treatment in combination with a SGA (Second Generation Antipsychotic)",
          "type": "DRUG"
        },
        {
          "name": "Placebo/Adjunctive SGA treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "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": 0,
      "start_date": "2011-09",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2014-01-22",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 1,
      "location_summary": "Glen Oaks, New York",
      "locations": [
        {
          "city": "Glen Oaks",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01495156"
    },
    {
      "nct_id": "NCT05857566",
      "title": "Effect of RDX-002 on Postprandial Triglycerides in Subjects Treated With Olanzapine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Drug-induced Weight Gain"
      ],
      "interventions": [
        {
          "name": "RDX-002 + Olanzipine",
          "type": "DRUG"
        },
        {
          "name": "Olanzapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Response Pharmaceuticals",
      "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": 24,
      "start_date": "2023-05-16",
      "completion_date": "2023-09-13",
      "has_results": true,
      "last_update_posted_date": "2026-11-02",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05857566"
    },
    {
      "nct_id": "NCT02536846",
      "title": "The Effects of Antipsychotic Drugs on Brain Metabolism in Healthy Individuals",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Olanzapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dost Ongur",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 35,
      "start_date": "2017-11-17",
      "completion_date": "2019-11-08",
      "has_results": true,
      "last_update_posted_date": "2022-10-03",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02536846"
    },
    {
      "nct_id": "NCT00167154",
      "title": "Risperidone and Suicidality in Major Depressive Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Depression"
      ],
      "interventions": [
        {
          "name": "Risperidone and placebo comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "19 Years to 60 Years"
      },
      "enrollment_count": 30,
      "start_date": "2004-06",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2021-06-10",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00167154"
    },
    {
      "nct_id": "NCT01181960",
      "title": "Research and Evaluation of Antipsychotic Treatment in Community Behavioral Health Organizations",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia",
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Risperidone long acting injectable - New Starts",
          "type": "DRUG"
        },
        {
          "name": "Risperidone long acting injectable - Continuous Users",
          "type": "DRUG"
        },
        {
          "name": "Paliperidone Palmitate -New and Continuous Users",
          "type": "DRUG"
        },
        {
          "name": "Other Antipsychotics - New Starts",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Scientific Affairs, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 1066,
      "start_date": "2010-08",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2014-02-12",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 34,
      "location_summary": "Bullhead City, Arizona • Colton, California • Imperial, California + 31 more",
      "locations": [
        {
          "city": "Bullhead City",
          "state": "Arizona"
        },
        {
          "city": "Colton",
          "state": "California"
        },
        {
          "city": "Imperial",
          "state": "California"
        },
        {
          "city": "Norwalk",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181960"
    },
    {
      "nct_id": "NCT05838625",
      "title": "Study of Two Digital Therapeutics for the Treatment of Experiential Negative Symptoms of Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "CT-155",
          "type": "DEVICE"
        },
        {
          "name": "Digital Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Click Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 464,
      "start_date": "2023-03-31",
      "completion_date": "2025-07-23",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 54,
      "location_summary": "Chandler, Arizona • Phoenix, Arizona • Anaheim, California + 50 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Culver City",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05838625"
    },
    {
      "nct_id": "NCT01192906",
      "title": "A Study of RO4917838 (Bitopertin) in Patients With Persistent, Predominant Negative Symptoms of Schizophrenia (WN25309)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "bitopertin [RO4917838]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 624,
      "start_date": "2010-12",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 21,
      "location_summary": "Carson, California • Oceanside, California • San Diego, California + 17 more",
      "locations": [
        {
          "city": "Carson",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01192906"
    },
    {
      "nct_id": "NCT04288193",
      "title": "Implementation of a Pharmacist-Driven Antipsychotic Deprescribing Initiative in the PACE Setting: A Pilot Study",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Behavioral and Psychiatric Symptoms of Dementia",
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Recommendation to Deprescribe",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tabula Rasa HealthCare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-05-19",
      "completion_date": "2022-05-18",
      "has_results": false,
      "last_update_posted_date": "2022-05-25",
      "last_synced_at": "2026-11-15T09:00:51.719Z",
      "location_count": 1,
      "location_summary": "Pennsauken, New Jersey",
      "locations": [
        {
          "city": "Pennsauken",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04288193"
    }
  ]
}