{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Face+Masks",
    "query": {
      "intervention": "Face Masks"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 249,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Face+Masks&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T04:52:29.217Z",
  "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": "NCT04416919",
      "title": "Assessment of N-95 Facemask for Use in COVID-19 Pandemic in Case of Shortage of Personal Protective Equipment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronavirus Infection",
        "Disease Prevention"
      ],
      "interventions": [
        {
          "name": "Assembled mask",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2020-05-20",
      "completion_date": "2022-01-20",
      "has_results": false,
      "last_update_posted_date": "2024-03-08",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04416919"
    },
    {
      "nct_id": "NCT01210573",
      "title": "Prospective Observation of Exercise Parameters in Advanced Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Advanced Heart Failure"
      ],
      "interventions": [
        {
          "name": "adjustment of LVAD or pacemaker",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2010-04",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-12-18",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01210573"
    },
    {
      "nct_id": "NCT07711145",
      "title": "Reusable, Transparent, and Reconfigurable N95-equivalent Respirator Masks: Design, Fabrication, and Trials for Enhanced Adoption",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Focus is on Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "Reusable, Transparent, and Reconfigurable N95-Equivalent Respirator Masks: Design, Fabrication, and Clinical Trials for Enhanced Adoption",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "SEEUS95 Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2025-06-26",
      "completion_date": "2025-08-14",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07711145"
    },
    {
      "nct_id": "NCT05042609",
      "title": "A Study of TRS01 in Subjects With Active Non-infectious Anterior Uveitis Including Subjects With Uveitic Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non-infectious Anterior Uveitis",
        "Uveitic Glaucoma"
      ],
      "interventions": [
        {
          "name": "TRS01",
          "type": "DRUG"
        },
        {
          "name": "FDA approved steroid eye drop (masked)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tarsier Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "0 Years to 75 Years"
      },
      "enrollment_count": 142,
      "start_date": "2021-09-20",
      "completion_date": "2023-06-29",
      "has_results": true,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 19,
      "location_summary": "La Jolla, California • Los Angeles, California • Aurora, Colorado + 14 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05042609"
    },
    {
      "nct_id": "NCT04681599",
      "title": "Different Modalities in Reducing Airborne Particulate Concentrations During AGP for Health Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transmission, Patient-Professional"
      ],
      "interventions": [
        {
          "name": "Filter",
          "type": "DEVICE"
        },
        {
          "name": "Scavenger face tent",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 18,
      "start_date": "2021-01-24",
      "completion_date": "2021-04-13",
      "has_results": false,
      "last_update_posted_date": "2021-04-22",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04681599"
    },
    {
      "nct_id": "NCT06090370",
      "title": "Reducing Silica Exposure Among Brick Kiln Workers in Nepal",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Silicosis"
      ],
      "interventions": [
        {
          "name": "N95 Respirator",
          "type": "DEVICE"
        },
        {
          "name": "Protective Eyewear",
          "type": "DEVICE"
        },
        {
          "name": "Baseline Survey",
          "type": "OTHER"
        },
        {
          "name": "Design of Workshop",
          "type": "OTHER"
        },
        {
          "name": "Training Workshop Pilot",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2024-01-24",
      "completion_date": "2024-06-20",
      "has_results": false,
      "last_update_posted_date": "2024-06-24",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Durham, North Carolina",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06090370"
    },
    {
      "nct_id": "NCT03343080",
      "title": "Lidocaine as an Endotracheal Tube (ETT) Cuff Media",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiac Disease"
      ],
      "interventions": [
        {
          "name": "1.8% lidocaine plus 0.76% sodium bicarbonate",
          "type": "DRUG"
        },
        {
          "name": "Air",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "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": "2018-07-27",
      "completion_date": "2019-08-01",
      "has_results": true,
      "last_update_posted_date": "2019-09-27",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03343080"
    },
    {
      "nct_id": "NCT01865851",
      "title": "Comparison of the Classic Face Mask Versus NuMask for Preoxygenation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Inspired Oxygen (FIO2), End-tidal Oxygen (ETO2), End-tidal Carbon Dioxide (ETCO2) and Respiratory Rate (RR) Will be Measured Every 30 Seconds"
      ],
      "interventions": [
        {
          "name": "Classic Face Mask and NuMask",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Nimmagadda, Usharani, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2013-05",
      "completion_date": "2018-06",
      "has_results": false,
      "last_update_posted_date": "2017-09-14",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01865851"
    },
    {
      "nct_id": "NCT04595695",
      "title": "The Effect of Clear Masks in Improving Patient Relationships",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Communication",
        "Trust",
        "Covid19",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Transparent mask",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Typical surgical covered mask",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2020-09-03",
      "completion_date": "2020-12-14",
      "has_results": false,
      "last_update_posted_date": "2021-01-14",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04595695"
    },
    {
      "nct_id": "NCT03267212",
      "title": "Acute Effect of Ventilatory Support During Exercise in Spinal Cord Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Cord Injury"
      ],
      "interventions": [
        {
          "name": "Non-invasive ventilation(NIV)",
          "type": "DEVICE"
        },
        {
          "name": "Sham Non-invasive ventilation(NIV)",
          "type": "DEVICE"
        },
        {
          "name": "Functional Electrical Stimulation Row Training (FESRT)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Spaulding Rehabilitation Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 15,
      "start_date": "2017-07-14",
      "completion_date": "2019-04-01",
      "has_results": true,
      "last_update_posted_date": "2020-04-09",
      "last_synced_at": "2026-09-10T04:52:29.217Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03267212"
    }
  ]
}