{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Schizophrenia+and+Disorders+With+Psychotic+Features&page=4",
    "query": {
      "condition": "Schizophrenia and Disorders With Psychotic Features",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1649,
    "total_pages": 165,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Schizophrenia+and+Disorders+With+Psychotic+Features&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Schizophrenia+and+Disorders+With+Psychotic+Features&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T06:38:27.531Z",
  "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": "NCT00203775",
      "title": "Haloperidol vs. Risperidone in the Treatment of Aggression in Psychotic Inmates",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Psychosis",
        "Aggression"
      ],
      "interventions": [
        {
          "name": "risperidone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2002-07",
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2006-10-13",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00203775"
    },
    {
      "nct_id": "NCT05343598",
      "title": "Using Transcranial Magnetic Stimulation (TMS) to Understand Hallucinations in Schizophrenia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia",
        "Schizo Affective Disorder"
      ],
      "interventions": [
        {
          "name": "Repetitive Transcranial Magnetic Stimulation (rTMS)",
          "type": "DEVICE"
        },
        {
          "name": "Sham Repetitive Transcranial Magnetic Stimulation (rTMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mclean Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 68,
      "start_date": "2021-10-13",
      "completion_date": "2026-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Belmont, Massachusetts",
      "locations": [
        {
          "city": "Belmont",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05343598"
    },
    {
      "nct_id": "NCT00363181",
      "title": "Side Effects of Antipsychotic Medications",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Insulin Resistance",
        "Metabolic Syndrome X",
        "Schizophrenia and Disorders With Psychotic Features",
        "Mood Disorders",
        "Psychotic Disorders"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "66 Years",
        "sex": "ALL",
        "summary": "30 Years to 66 Years"
      },
      "enrollment_count": 76,
      "start_date": "2006-04",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2021-03-22",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00363181"
    },
    {
      "nct_id": "NCT01338298",
      "title": "Double-Blind Placebo Controlled Study of Adjunctive Aripiprazole for Symptomatic Hyperprolactinemia In Premenopausal Women With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperprolactinemia"
      ],
      "interventions": [
        {
          "name": "Aripiprazole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2011-01",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2019-09-27",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Catonsville, Maryland",
      "locations": [
        {
          "city": "Catonsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01338298"
    },
    {
      "nct_id": "NCT04158687",
      "title": "A Phase 2 Study to Evaluate the Safety and Efficacy of CTP-692 as an Adjunctive Treatment in Adults With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "CTP-692",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Concert Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 326,
      "start_date": "2019-11-26",
      "completion_date": "2020-12-22",
      "has_results": true,
      "last_update_posted_date": "2023-12-22",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 26,
      "location_summary": "Little Rock, Arkansas • Rogers, Arkansas • Cerritos, California + 21 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Rogers",
          "state": "Arkansas"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Culver City",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04158687"
    },
    {
      "nct_id": "NCT00821600",
      "title": "Characterization of Intramuscular Injections of Risperidone 4 Week Long-acting Injectable (LAI) Formulation in the Buttock of Patients With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Psychotic Disorders",
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "risperidone IR and LAI formulation",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johnson & Johnson Pharmaceutical Research & Development, L.L.C.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 24,
      "start_date": "2008-12",
      "completion_date": "2009-06",
      "has_results": false,
      "last_update_posted_date": "2014-05-21",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 3,
      "location_summary": "Cerritos, California • Santa Ana, California • Atlanta, Georgia",
      "locations": [
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Santa Ana",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00821600"
    },
    {
      "nct_id": "NCT02720263",
      "title": "A Study to Assess Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of ASP4345 in Patients With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "ASP4345",
          "type": "DRUG"
        },
        {
          "name": "Matching Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Global Development, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 48,
      "start_date": "2016-03-28",
      "completion_date": "2017-06-08",
      "has_results": false,
      "last_update_posted_date": "2024-10-31",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02720263"
    },
    {
      "nct_id": "NCT04783571",
      "title": "Effects of Auditory Stimulation on Sleep and Memory in Schizophrenia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Auditory Stimulation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 70,
      "start_date": "2020-04-13",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04783571"
    },
    {
      "nct_id": "NCT00001771",
      "title": "I-123 Brain Studies of Serotonin Metabolism in Psychiatric Patients and Normal Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Mental Disorder",
        "Obsessive Compulsive Disorder",
        "Schizophrenia",
        "Tourette Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 112,
      "start_date": "1998-05",
      "completion_date": "2003-05",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001771"
    },
    {
      "nct_id": "NCT02918630",
      "title": "E-cigarettes to Promote Smoking Reduction Among Individuals With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "E-cigarette",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "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": 7,
      "start_date": "2016-10",
      "completion_date": "2017-08",
      "has_results": true,
      "last_update_posted_date": "2018-07-05",
      "last_synced_at": "2026-10-09T06:38:27.531Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02918630"
    }
  ]
}