{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Extended+treatment",
    "query": {
      "intervention": "Extended treatment"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3497,
    "total_pages": 350,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Extended+treatment&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T04:55:59.620Z",
  "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": "NCT00454740",
      "title": "Efficacy & Safety Study of VESIcare® (Solifenacin Succinate) in Patients Wishing to Switch From Detrol LA® for Treatment of Overactive Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Bladder, Overactive"
      ],
      "interventions": [
        {
          "name": "solifenacin succinate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Astellas Pharma Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 441,
      "start_date": "2004-06",
      "completion_date": "2005-08",
      "has_results": false,
      "last_update_posted_date": "2014-09-18",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 104,
      "location_summary": "Anchorage, Alaska • Phoenix, Arizona • Scottsdale, Arizona + 90 more",
      "locations": [
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Dinuba",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00454740"
    },
    {
      "nct_id": "NCT01025674",
      "title": "Randomized Trial of the Positive Action Program in Chicago Schools and Extension to Grade 8",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Character",
        "Violence",
        "Substance Use",
        "Pro-Social Behavior",
        "Academic Achievement"
      ],
      "interventions": [
        {
          "name": "Positive Action program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oregon State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 4230,
      "start_date": "2004-09",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2015-04-22",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Corvallis, Oregon",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Corvallis",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01025674"
    },
    {
      "nct_id": "NCT02222610",
      "title": "Study of the Efficacy and Tolerability of Intravitreal Injections of Ranibizumab Compared to Intravitreal Injections of Ranibizumab Combined With Targeted Retinal Photocoagulation to Treat Radiation Retinopathy.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Radiation Retinopathy"
      ],
      "interventions": [
        {
          "name": "0.5 mg ranibizumab",
          "type": "DRUG"
        },
        {
          "name": "Targeted Retinal Photocoagulation (TRP)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Greater Houston Retina Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2014-09-23",
      "completion_date": "2019-03",
      "has_results": true,
      "last_update_posted_date": "2021-03-25",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 4,
      "location_summary": "Dallas, Texas • Houston, Texas • Katy, Texas + 1 more",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Katy",
          "state": "Texas"
        },
        {
          "city": "The Woodlands",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02222610"
    },
    {
      "nct_id": "NCT00775203",
      "title": "A Randomized, Double-blind, Two-arm Study Comparing the Efficacy and Safety of Trazodone Contramid® OAD and Placebo in the Treatment of Unipolar Major Depressive Disorder.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Major Depressive Disorder"
      ],
      "interventions": [
        {
          "name": "Trazodone Hydrochloride (HCl) Extended-Release Tablets",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Labopharm Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 412,
      "start_date": "2007-06",
      "completion_date": "2007-11",
      "has_results": true,
      "last_update_posted_date": "2012-04-27",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 28,
      "location_summary": "Birmingham, Alabama • Mesa, Arizona • Beverly Hills, California + 25 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00775203"
    },
    {
      "nct_id": "NCT01470989",
      "title": "β-RELIEVED - REsponse in Acute fLare and In prEVEntion of episoDes of Re-flare in Gout - Extension 3 (E3)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Gouty Arthritis Flares"
      ],
      "interventions": [
        {
          "name": "ACZ885",
          "type": "DRUG"
        },
        {
          "name": "Triamcinolone acetonide 40 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 136,
      "start_date": "2011-11",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2021-07-09",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 33,
      "location_summary": "Anniston, Alabama • Mobile, Alabama • Norwalk, California + 28 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Norwalk",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01470989"
    },
    {
      "nct_id": "NCT04714359",
      "title": "A Multi-Site Open-Label Extension Study of MDMA-Assisted Psychotherapy for PTSD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Midomafetamine HCl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Resilient Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 87,
      "start_date": "2021-03-08",
      "completion_date": "2023-11-06",
      "has_results": true,
      "last_update_posted_date": "2025-06-06",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • San Francisco, California • Boulder, Colorado + 6 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boulder",
          "state": "Colorado"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04714359"
    },
    {
      "nct_id": "NCT07174310",
      "title": "A Study to Evaluate the Efficacy and Safety of Intravenous (IV) Prasinezumab in Participants With Early-Stage Parkinson's Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Prasinezumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 900,
      "start_date": "2025-11-24",
      "completion_date": "2031-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-03",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 53,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Fullerton, California + 47 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07174310"
    },
    {
      "nct_id": "NCT00087880",
      "title": "Maintaining Abstinence in Chronic Cigarette Smokers - 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Bupropion and NRT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 407,
      "start_date": "2002-12",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2017-01-12",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00087880"
    },
    {
      "nct_id": "NCT01446042",
      "title": "Safety and Efficacy of Intranasal TBS-1 Treatment of Male Hypogonadism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Male Hypogonadism"
      ],
      "interventions": [
        {
          "name": "Testosterone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Acerus Pharmaceuticals Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "18 Years to 80 Years · Male only"
      },
      "enrollment_count": 306,
      "start_date": "2011-09",
      "completion_date": "2013-03",
      "has_results": true,
      "last_update_posted_date": "2018-06-13",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 26 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01446042"
    },
    {
      "nct_id": "NCT05275543",
      "title": "Robot Rehab: AAI With Robot During Inpatient Pediatric Rehab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric ALL",
        "Child, Hospitalized",
        "Physical Therapy Modalities",
        "Occupational Therapy",
        "Animal Assisted Therapy"
      ],
      "interventions": [
        {
          "name": "Paro Robot",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "5 Years to 18 Years"
      },
      "enrollment_count": 25,
      "start_date": "2022-04-01",
      "completion_date": "2025-01-03",
      "has_results": false,
      "last_update_posted_date": "2026-01-21",
      "last_synced_at": "2026-09-25T04:55:59.620Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05275543"
    }
  ]
}