{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=43",
    "query": {
      "condition": "Constriction",
      "page": 43
    },
    "page_size": 10
  },
  "pagination": {
    "page": 43,
    "page_size": 10,
    "total_count": 1010,
    "total_pages": 101,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=44&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Constriction&page=42&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T17:52:43.975Z",
  "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": "NCT06352073",
      "title": "Dupilumab for Eosinophilic Esophagitis With Severe Strictures",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Eosinophilic Esophagitis",
        "EoE"
      ],
      "interventions": [
        {
          "name": "Dupilumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2024-05-16",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-29",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06352073"
    },
    {
      "nct_id": "NCT02040454",
      "title": "Paclitaxel for the Treatment of Distal Radial Artery Arteriovenous Access Fistula Stenosis (PaciFIST-2)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Arteriovenous Access Fistula Stenosis"
      ],
      "interventions": [
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Standard Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Englewood Hospital and Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-03",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2015-02-02",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "Englewood, New Jersey",
      "locations": [
        {
          "city": "Englewood",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02040454"
    },
    {
      "nct_id": "NCT06740162",
      "title": "Physical Activity and Community EmPOWERment Project",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intellectual Disability",
        "Neurodevelopmental Disorders",
        "Autism Spectrum Disorder",
        "Down Syndrome",
        "Fragile X Syndrome",
        "Cri-du-Chat Syndrome",
        "De Lange Syndrome",
        "Mental Retardation, X-Linked",
        "Prader-Willi Syndrome",
        "Rubinstein-Taybi Syndrome",
        "Trisomy 13 Syndrome",
        "WAGR Syndrome",
        "Williams Syndrome"
      ],
      "interventions": [
        {
          "name": "PACE Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 376,
      "start_date": "2025-01-10",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 2,
      "location_summary": "Fayetteville, Arkansas • Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06740162"
    },
    {
      "nct_id": "NCT07877766",
      "title": "Assessing Microbiome in Primary Anterior Cervical Fusion Patients",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Stenosis",
        "Myelopathy",
        "Cervical Spondylosis With Myelopathy",
        "Degenerative Disc Disease",
        "Radiculopathy"
      ],
      "interventions": [
        {
          "name": "Primary Anterior Cervical Discectomy Procedures",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 76,
      "start_date": "2025-10-14",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07877766"
    },
    {
      "nct_id": "NCT01509417",
      "title": "Different Feeding Methods After Pyloromyotomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Emesis"
      ],
      "interventions": [
        {
          "name": "ad lib feedings after pyloromyotomy",
          "type": "OTHER"
        },
        {
          "name": "FLAP diet after pyloromyotomy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Mercy Hospital Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "3 Months",
        "sex": "ALL",
        "summary": "1 Day to 3 Months"
      },
      "enrollment_count": 150,
      "start_date": "2010-07",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2013-05-29",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01509417"
    },
    {
      "nct_id": "NCT04664478",
      "title": "Gene First Approach to Connective Tissue Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Abnormal Elastogenesis",
        "Vascular Diseases",
        "Connective Tissue Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "2 Years to 100 Years"
      },
      "enrollment_count": 32,
      "start_date": "2021-04-22",
      "completion_date": "2025-08-29",
      "has_results": false,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04664478"
    },
    {
      "nct_id": "NCT00022776",
      "title": "Surgical Versus Nonsurgical Treatment for Spinal Stenosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Spinal Stenosis"
      ],
      "interventions": [
        {
          "name": "Surgical decompression",
          "type": "PROCEDURE"
        },
        {
          "name": "Physical therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 178,
      "start_date": "2000-09",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2013-02-27",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00022776"
    },
    {
      "nct_id": "NCT02833948",
      "title": "Comparison of a Rivaroxaban-based Strategy With an Antiplatelet-based Strategy Following Successful TAVR for the Prevention of Leaflet Thickening and Reduced Leaflet Motion as Evaluated by Four-dimensional, Volume-rendered Computed Tomography (4DCT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Aortic Valve Stenosis",
        "Cardiovascular Diseases",
        "Heart Valve Diseases",
        "Ventricular Outflow Obstruction",
        "Thrombosis"
      ],
      "interventions": [
        {
          "name": "Acetylsalicylic acid",
          "type": "DRUG"
        },
        {
          "name": "Clopidogrel",
          "type": "DRUG"
        },
        {
          "name": "Rivaroxaban",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ECRI bv",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 231,
      "start_date": "2016-05",
      "completion_date": "2019-03-06",
      "has_results": true,
      "last_update_posted_date": "2020-01-18",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • New York, New York • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02833948"
    },
    {
      "nct_id": "NCT00316108",
      "title": "Boston Scientific Embolic Protection, Inc. (EPI): A Carotid Stenting Trial for High-Risk Surgical Patients (BEACH)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carotid Artery Diseases",
        "Stroke",
        "Cerebral Arteriosclerosis"
      ],
      "interventions": [
        {
          "name": "WALLSTENT® Endoprosthesis™",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 747,
      "start_date": "2002-02",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2014-08-28",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 50,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Mountain View, California + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Mountain View",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00316108"
    },
    {
      "nct_id": "NCT02453126",
      "title": "Fibrostenotic Eosinophilic Esophagitis: Assessment Tools",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "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": 250,
      "start_date": "2014-12",
      "completion_date": "2024-06",
      "has_results": false,
      "last_update_posted_date": "2024-02-05",
      "last_synced_at": "2026-10-29T17:52:43.975Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02453126"
    }
  ]
}