{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Sinus+Infection&page=2",
    "query": {
      "condition": "Chronic Sinus Infection",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chronic+Sinus+Infection&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T04:20:03.670Z",
  "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": "NCT01499719",
      "title": "Surgery Checklist and Process Improvement Surrounding Endoscopic Sinus Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Rhinosinusitis"
      ],
      "interventions": [
        {
          "name": "Checklist introduction / Pause",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 100,
      "start_date": "2011-12",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-29",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01499719"
    },
    {
      "nct_id": "NCT02548598",
      "title": "Analysis of Inflammation and Microbiome in Patients With Sinusitis and Asthma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "Chronic Rhinosinusitis"
      ],
      "interventions": [
        {
          "name": "Endoscopic sinus surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2017-01",
      "completion_date": "2021-04",
      "has_results": false,
      "last_update_posted_date": "2021-05-03",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02548598"
    },
    {
      "nct_id": "NCT01118312",
      "title": "Study of Asthma and Nasal Steroids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma",
        "Rhinitis",
        "Sinusitis"
      ],
      "interventions": [
        {
          "name": "Mometasone Furoate monohydrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "JHSPH Center for Clinical Trials",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 388,
      "start_date": "2010-09",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2015-11-30",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 19,
      "location_summary": "Tucson, Arizona • San Diego, California • Denver, Colorado + 16 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01118312"
    },
    {
      "nct_id": "NCT03250429",
      "title": "Nasal and Peripheral Blood Biomarkers of CRS Patients Before and After Surgical Intervention",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sinusitis, Chronic"
      ],
      "interventions": [
        {
          "name": "Sinus surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 30,
      "start_date": "2017-09-01",
      "completion_date": "2019-12-20",
      "has_results": false,
      "last_update_posted_date": "2020-02-05",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03250429"
    },
    {
      "nct_id": "NCT00004157",
      "title": "Interleukin-11 Plus Filgrastim Prior to Peripheral Stem Cell Transplantation in Patients With Non-Hodgkin's Lymphoma, Hodgkin's Disease, Breast Cancer, or Other Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Gestational Trophoblastic Tumor",
        "Kidney Cancer",
        "Lymphoma",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "recombinant interleukin-11",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "Up to 70 Years"
      },
      "enrollment_count": null,
      "start_date": "2000-08",
      "completion_date": "2002-04",
      "has_results": false,
      "last_update_posted_date": "2010-04-02",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004157"
    },
    {
      "nct_id": "NCT03102190",
      "title": "Trial of Topical Verapamil in Chronic Rhinosinusitis With Nasal Polyps",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sinusitis",
        "Nasal Polyps"
      ],
      "interventions": [
        {
          "name": "Verapamil Hydrochloride Intranasal",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Benjamin Bleier",
      "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": 6,
      "start_date": "2017-06-05",
      "completion_date": "2018-03-26",
      "has_results": true,
      "last_update_posted_date": "2019-07-23",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03102190"
    },
    {
      "nct_id": "NCT00003408",
      "title": "Biological Therapy Following Chemotherapy and Peripheral Stem Cell Transplantation in Treating Patients With Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Chronic Myeloproliferative Disorders",
        "Gestational Trophoblastic Tumor",
        "Kidney Cancer",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "recombinant interferon alfa",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Cancer Treatment Centers of America",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 40,
      "start_date": "1998-04",
      "completion_date": "2000-03",
      "has_results": false,
      "last_update_posted_date": "2013-03-26",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Zion, Illinois",
      "locations": [
        {
          "city": "Zion",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003408"
    },
    {
      "nct_id": "NCT01391910",
      "title": "Response Shift in Sinus Surgery Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Rhinosinusitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Greg Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2011-06",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2013-12-12",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01391910"
    },
    {
      "nct_id": "NCT00425620",
      "title": "Amphotericin B Suspension in Refractory Chronic Sinusitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Sinusitis"
      ],
      "interventions": [
        {
          "name": "SinuNase",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Accentia Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 300,
      "start_date": "2006-12",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2007-11-30",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 68,
      "location_summary": "Birmingham, Alabama • Gilbert, Arizona • Jonesboro, Arkansas + 60 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00425620"
    },
    {
      "nct_id": "NCT01814618",
      "title": "Trial of Directed High-dose Nasal Steroids on Residual Smell Loss in Sinus Patients After Sinus Surgery",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Olfaction Disorders",
        "Sinusitis",
        "Paranasal Sinus Diseases"
      ],
      "interventions": [
        {
          "name": "Budesonide Respules",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "84 Years",
        "sex": "ALL",
        "summary": "18 Years to 84 Years"
      },
      "enrollment_count": 0,
      "start_date": "2013-03",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2016-04-06",
      "last_synced_at": "2026-07-24T04:20:03.670Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01814618"
    }
  ]
}