{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Sham+filter&page=2",
    "query": {
      "intervention": "Sham filter",
      "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?intervention=Sham+filter&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T22:57:35.534Z",
  "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": "NCT07391852",
      "title": "Circadian Light Exposure Adjustment for Restfulness",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Onset Latency"
      ],
      "interventions": [
        {
          "name": "Amber Tinted Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Clear Glasses",
          "type": "DEVICE"
        },
        {
          "name": "Smart Lightbulbs",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Months",
        "maximum_age": "83 Months",
        "sex": "ALL",
        "summary": "60 Months to 83 Months"
      },
      "enrollment_count": 60,
      "start_date": "2026-01-15",
      "completion_date": "2030-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07391852"
    },
    {
      "nct_id": "NCT06191094",
      "title": "Pre-operative Vabysmo in Patients With Non-clearing Vitreous Hemorrhage Secondary to Proliferative Diabetic Retinopathy",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diabetic Retinopathy",
        "Vitreous Hemorrhage Due to Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "Faricimab Injection",
          "type": "DRUG"
        },
        {
          "name": "sham treatment",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2024-07-12",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06191094"
    },
    {
      "nct_id": "NCT04279249",
      "title": "Home Air Filtration for Traffic-Related Air Pollution",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Risk Factor",
        "Blood Pressure"
      ],
      "interventions": [
        {
          "name": "HEPA Air Filtration",
          "type": "OTHER"
        },
        {
          "name": "Sham HEPA Air Filtration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 156,
      "start_date": "2020-11-15",
      "completion_date": "2024-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-11-01",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04279249"
    },
    {
      "nct_id": "NCT03902496",
      "title": "Optical Treatment of Migraines Using the Avulux™ Optical Filter in the Form of Spectacle Lenses.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "HIT-6 Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Avulux Spectacles",
          "type": "DEVICE"
        },
        {
          "name": "Sham Spectacles",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Avulux, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2019-03-18",
      "completion_date": "2019-05-17",
      "has_results": false,
      "last_update_posted_date": "2019-07-05",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03902496"
    },
    {
      "nct_id": "NCT04252235",
      "title": "Home Air Purification for Eosinophilic COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD",
        "Eosinophilia"
      ],
      "interventions": [
        {
          "name": "Air purifier",
          "type": "DEVICE"
        },
        {
          "name": "Sham air purifier",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 178,
      "start_date": "2021-03-15",
      "completion_date": "2026-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04252235"
    },
    {
      "nct_id": "NCT07047430",
      "title": "The Airports, Air Quality, and Asthma (AAA) Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Asthma"
      ],
      "interventions": [
        {
          "name": "Portable air cleaner with HEPA filter",
          "type": "DEVICE"
        },
        {
          "name": "Less effective portable air cleaner (no HEPA)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-06-01",
      "completion_date": "2027-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-07-02",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07047430"
    },
    {
      "nct_id": "NCT06165016",
      "title": "Far Red Light to Improve Functioning in PAD",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Artery Disease",
        "Peripheral Vascular Disease",
        "Aging",
        "Walking, Difficulty"
      ],
      "interventions": [
        {
          "name": "Far red light therapy",
          "type": "DEVICE"
        },
        {
          "name": "Sham light therapy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2024-02-14",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06165016"
    },
    {
      "nct_id": "NCT02176824",
      "title": "Chronotherapy Randomized Controlled Trial",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depressive Disorder",
        "Bipolar Depression",
        "Suicidal Ideation"
      ],
      "interventions": [
        {
          "name": "Total Sleep deprivation, Sleep Phase Advance, and Bright Light Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Partial Sleep deprivation, Sleep Phase Delay, and Low amber light.",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 13,
      "start_date": "2014-06-01",
      "completion_date": "2016-04-07",
      "has_results": false,
      "last_update_posted_date": "2019-05-30",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02176824"
    },
    {
      "nct_id": "NCT05255016",
      "title": "Safety and Effectiveness of the PXL Platinum 330 System With Riboflavin Solution for Refractory Corneal Ulcers",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Keratitis",
        "Corneal Ulcer"
      ],
      "interventions": [
        {
          "name": "PXL Platinum 330 system + Riboflavin 0.25% TE Solution",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Sham CXL + Artificial Tears",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "OTHER"
      ],
      "sponsor": "Peschke GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 488,
      "start_date": "2022-03-14",
      "completion_date": "2024-02-24",
      "has_results": false,
      "last_update_posted_date": "2022-10-28",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 12,
      "location_summary": "Littleton, Colorado • Fort Myers, Florida • Tampa, Florida + 9 more",
      "locations": [
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Teaneck",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05255016"
    },
    {
      "nct_id": "NCT06552013",
      "title": "Action Towards Health Equity and Improved Air Quality in the Duwamish Valley: A Multilevel Asthma Intervention",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma in Children"
      ],
      "interventions": [
        {
          "name": "MERV 13 filter",
          "type": "OTHER"
        },
        {
          "name": "Sham filter",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-07-30",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2024-08-13",
      "last_synced_at": "2026-09-13T22:57:35.534Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06552013"
    }
  ]
}