{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Obstruction&page=21",
    "query": {
      "condition": "Obstruction",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 2394,
    "total_pages": 240,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Obstruction&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Obstruction&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T20:19:06.822Z",
  "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": "NCT00604578",
      "title": "Pioglitazone Hydrochloride (Actos(Registered Trademark)) to Treat Asthma",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma",
        "Airway Inflammation",
        "Airflow Obstruction",
        "Airway Hyperactivity"
      ],
      "interventions": [
        {
          "name": "Pioglitazone Hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-01-04",
      "completion_date": "2009-10-30",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Falls Church, Virginia",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Falls Church",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00604578"
    },
    {
      "nct_id": "NCT03365908",
      "title": "Pain Management of ACL Reconstruction",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Rupture"
      ],
      "interventions": [
        {
          "name": "Adductor Canal Nerve Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 60,
      "start_date": "2017-10-09",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03365908"
    },
    {
      "nct_id": "NCT04828681",
      "title": "Angio-IMR and Cardiac MR-derived MVO in STEMI Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "ST-segment Elevation Myocardial Infarction (STEMI)"
      ],
      "interventions": [
        {
          "name": "Cardiac magnetic resonance imaging",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Samsung Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 324,
      "start_date": "2007-12-24",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-03-14",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04828681"
    },
    {
      "nct_id": "NCT00433771",
      "title": "A Study of the WallFlex™ Biliary Fully-covered Stent for the Palliative Treatment of Malignant Bile Duct Obstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cholestasis, Extrahepatic"
      ],
      "interventions": [
        {
          "name": "WallFlex™ Biliary Fully Covered Metal Stent placement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2007-03",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2010-06-29",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 10,
      "location_summary": "San Francisco, California • Aurora, Colorado • Minneapolis, Minnesota + 7 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00433771"
    },
    {
      "nct_id": "NCT01508832",
      "title": "Determination of the Duration of Action of a Lidocaine and a Bupivacaine Digital Nerve Block in Human Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Onset and Duration of a Digital Nerve Block"
      ],
      "interventions": [
        {
          "name": "Lidocaine Digital Nerve Block",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine Digital Block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2012-01",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2020-01-30",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01508832"
    },
    {
      "nct_id": "NCT04086238",
      "title": "Effect of Food on the Pharmacokinetics of Decitabine/Tetrahydrouridine Combination Capsules in Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Decitabine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "EpiDestiny, Inc.",
      "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": 46,
      "start_date": "2019-10-08",
      "completion_date": "2019-11-30",
      "has_results": false,
      "last_update_posted_date": "2020-01-22",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04086238"
    },
    {
      "nct_id": "NCT04563299",
      "title": "Effect on Pain and Inflammation With DEXTENZA Treatment in Patients Undergoing Intravitreal Anti-VEGF Injections",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Neovascular Age-related Macular Degeneration",
        "Diabetic Macular Edema",
        "Retinal Vein Occlusion"
      ],
      "interventions": [
        {
          "name": "Dextenza 0.4Mg Ophthalmic Insert",
          "type": "DRUG"
        },
        {
          "name": "Prednisolone Acetate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Retina Vitreous Associates of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-12-09",
      "completion_date": "2023-02-14",
      "has_results": false,
      "last_update_posted_date": "2023-02-22",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 1,
      "location_summary": "St. Petersburg, Florida",
      "locations": [
        {
          "city": "St. Petersburg",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04563299"
    },
    {
      "nct_id": "NCT00934284",
      "title": "Effectiveness Study of Physical Therapy as an Adjunct to a Lumbar Therapeutic Selective Nerve Root Block",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sciatic Neuropathy",
        "Radiculopathy",
        "Intervertebral Disk Displacement"
      ],
      "interventions": [
        {
          "name": "Lumbar injection",
          "type": "OTHER"
        },
        {
          "name": "Rehabilitation following lumbar injection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 44,
      "start_date": "2006-01",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2024-12-13",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00934284"
    },
    {
      "nct_id": "NCT06861244",
      "title": "Embryonal Tumor With Multilayered Rosettes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Embryonal Tumor With Multilayered Rosettes",
        "Embryonal Tumor With Multilayered Rosettes, Nos"
      ],
      "interventions": [
        {
          "name": "Radiotherapy (RT)",
          "type": "RADIATION"
        },
        {
          "name": "Chemotherapy Drug, Cancer - Physician's Choice",
          "type": "DRUG"
        },
        {
          "name": "Non-Investigational Surgical Resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Tumor Tissue Sample",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Sample",
          "type": "PROCEDURE"
        },
        {
          "name": "Cerebrospinal Fluid (CSF) Sample",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 70,
      "start_date": "2025-03-06",
      "completion_date": "2032-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • San Francisco, California • Indianapolis, Indiana + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06861244"
    },
    {
      "nct_id": "NCT01921114",
      "title": "The PROOF Study: The PICC Related Obstruction Of Flow Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Patients Indicated for a PICC for Any Medical Condition"
      ],
      "interventions": [
        {
          "name": "BioFlo™ Peripherally Inserted Central Catheter (PICC)",
          "type": "DEVICE"
        },
        {
          "name": "Bard® Dual-Lumen PowerPICC SOLO2®",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Angiodynamics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2013-10",
      "completion_date": "2014-08",
      "has_results": true,
      "last_update_posted_date": "2019-05-17",
      "last_synced_at": "2026-10-24T20:19:06.822Z",
      "location_count": 3,
      "location_summary": "Miami, Florida • Evanston, Illinois • Louisville, Kentucky",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01921114"
    }
  ]
}