{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Long+Duration&page=35",
    "query": {
      "intervention": "Long Duration",
      "page": 35
    },
    "page_size": 10
  },
  "pagination": {
    "page": 35,
    "page_size": 10,
    "total_count": 939,
    "total_pages": 94,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Long+Duration&page=36&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Long+Duration&page=34&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T23:16:56.690Z",
  "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": "NCT04659174",
      "title": "An Extension Study to Assess Long-term Safety, Tolerability, and Efficacy of KarXT in Adult Patients With Schizophrenia (EMERGENT-4)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Xanomeline and Trospium Chloride Capsules",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Karuna Therapeutics, Inc., a Bristol Myers Squibb company",
      "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": 152,
      "start_date": "2021-02-01",
      "completion_date": "2023-10-03",
      "has_results": true,
      "last_update_posted_date": "2024-10-28",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 34,
      "location_summary": "Bentonville, Arkansas • Little Rock, Arkansas • Anaheim, California + 27 more",
      "locations": [
        {
          "city": "Bentonville",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Bellflower",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04659174"
    },
    {
      "nct_id": "NCT00842517",
      "title": "Long Term Maintenance of Drug Abstinence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cocaine Dependence",
        "Cocaine Abuse"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Treatment Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 166,
      "start_date": "2004-09",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2023-03-28",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00842517"
    },
    {
      "nct_id": "NCT05180448",
      "title": "Sharing Digital Self-Monitoring Data With Others to Enhance Long-Term Weight Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overweight",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Coach Share On",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Group Share On",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Friend/Family Share On",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Coach Share Off",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Group Share Off",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Friend/Family Share Off",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral Weight Loss Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Drexel University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 321,
      "start_date": "2022-01-03",
      "completion_date": "2025-07-30",
      "has_results": true,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05180448"
    },
    {
      "nct_id": "NCT01848158",
      "title": "Acupuncture to Improve Comfort of Children on a Ventilator in the Intensive Care Unit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Agitation"
      ],
      "interventions": [
        {
          "name": "acupuncture",
          "type": "DEVICE"
        },
        {
          "name": "sham acupuncture",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Months to 17 Years"
      },
      "enrollment_count": 17,
      "start_date": "2013-03",
      "completion_date": "2016-06",
      "has_results": true,
      "last_update_posted_date": "2020-08-13",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01848158"
    },
    {
      "nct_id": "NCT04192266",
      "title": "Estrogen and Fear in PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Estradiol",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        },
        {
          "name": "Prolonged Exposure (PE) therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "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": 83,
      "start_date": "2020-06-24",
      "completion_date": "2024-12-02",
      "has_results": true,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 2,
      "location_summary": "Philadelphia, Pennsylvania • Houston, Texas",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04192266"
    },
    {
      "nct_id": "NCT01411085",
      "title": "Risperidone and Desipramine in Alcohol Use and Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia",
        "Alcoholism",
        "Dual Diagnosis"
      ],
      "interventions": [
        {
          "name": "Risperidone + Desipramine",
          "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": 12,
      "start_date": "2011-12",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2018-03-23",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 4,
      "location_summary": "Worcester, Massachusetts • Grand Rapids, Michigan • Lebanon, New Hampshire + 1 more",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Grand Rapids",
          "state": "Michigan"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        },
        {
          "city": "Columbia",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01411085"
    },
    {
      "nct_id": "NCT03839043",
      "title": "Short Messaging Service Program to Help Quit Smoking During Perioperative Period.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Cessation",
        "Perioperative/Postoperative Complications",
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Brief behavioral intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "SMS Program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2019-03-18",
      "completion_date": "2021-06-11",
      "has_results": false,
      "last_update_posted_date": "2021-07-09",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03839043"
    },
    {
      "nct_id": "NCT03451851",
      "title": "A Study to Evaluate the Efficacy, Safety, and Pharmacokinetics of Subcutaneously Administered Guselkumab for the Treatment of Chronic Plaque Psoriasis in Pediatric Participants",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo for guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Etanercept",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 120,
      "start_date": "2018-07-11",
      "completion_date": "2026-12-18",
      "has_results": true,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 10,
      "location_summary": "Palo Alto, California • San Diego, California • Macon, Georgia + 7 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Macon",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Rolling Meadows",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03451851"
    },
    {
      "nct_id": "NCT02226796",
      "title": "Transcranial Direct Stimulation (tDCS) and Behavioral Intervention in Aphasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aphasia"
      ],
      "interventions": [
        {
          "name": "Transcranial direct current stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "20 Years to 85 Years"
      },
      "enrollment_count": 3,
      "start_date": "2015-09-01",
      "completion_date": "2018-12-01",
      "has_results": true,
      "last_update_posted_date": "2022-10-18",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02226796"
    },
    {
      "nct_id": "NCT06060470",
      "title": "Active Balance and Cardio Care Intervention on Physical and Cardiovascular Health in People With Chronic Stroke",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Stroke"
      ],
      "interventions": [
        {
          "name": "Virtual reality based dance group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Active Comparator: Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "45 Years to 90 Years"
      },
      "enrollment_count": 120,
      "start_date": "2024-10-01",
      "completion_date": "2028-10-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-10-30T23:16:56.690Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06060470"
    }
  ]
}