{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=clean+air",
    "query": {
      "intervention": "clean air"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 56,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=clean+air&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T14:32:32.606Z",
  "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": "NCT06841913",
      "title": "Woodsmoke Exposure, Influenza Infection, and Nasal Immunity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoke Exposure",
        "Influenza"
      ],
      "interventions": [
        {
          "name": "LAIV nasal vaccine is chosen as a model viral infection",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Wood smoke",
          "type": "OTHER"
        },
        {
          "name": "Placebo for LAIV nasal vaccine is chosen as a model viral infection",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo for Wood Smoke (clean Air Exposure)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 112,
      "start_date": "2025-09-26",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06841913"
    },
    {
      "nct_id": "NCT02857283",
      "title": "Human Biological Responses to Low Level Ozone",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Environmental Exposure",
        "Nasal Inflammation"
      ],
      "interventions": [
        {
          "name": "Ozone",
          "type": "OTHER"
        },
        {
          "name": "Filtered Air",
          "type": "OTHER"
        },
        {
          "name": "Health and Exposure Tracker (HET)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 15,
      "start_date": "2017-04-22",
      "completion_date": "2019-07-01",
      "has_results": true,
      "last_update_posted_date": "2021-05-14",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02857283"
    },
    {
      "nct_id": "NCT01192477",
      "title": "Ozone Cardiovascular Effects in Genetically Susceptible People",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ozone",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 80,
      "start_date": "2011-05",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2013-12-04",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01192477"
    },
    {
      "nct_id": "NCT06152081",
      "title": "Caries Detection With Two Different Caries Detecting Devices",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Caries,Dental"
      ],
      "interventions": [
        {
          "name": "LumiCare rinse",
          "type": "DEVICE"
        },
        {
          "name": "QLF Inspektor Pro Imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2025-04-01",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2025-08-05",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06152081"
    },
    {
      "nct_id": "NCT06430268",
      "title": "Efficacy of Non-surgical and Surgical Surface Decontamination Methods on Peri-implantitis-affected Implants",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peri-Implantitis",
        "Dental Implant Failed"
      ],
      "interventions": [
        {
          "name": "implant decontamination with titanium curette",
          "type": "PROCEDURE"
        },
        {
          "name": "implant decontamination with Air-Flow device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Andrea Ravida",
      "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": 90,
      "start_date": "2024-05-21",
      "completion_date": "2027-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06430268"
    },
    {
      "nct_id": "NCT04724733",
      "title": "Promoting Risk Reduction Among Young Adults With Asthma During Wildfire Smoke Events (TRAK)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Smoke Sense",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoke Sense Plus",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 67,
      "start_date": "2020-08-06",
      "completion_date": "2020-12-14",
      "has_results": true,
      "last_update_posted_date": "2023-04-28",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04724733"
    },
    {
      "nct_id": "NCT01607255",
      "title": "Comparative Efficacy of Water & Indigo Carmine vs. Water or Air Method on Adenoma Detection Rate (ADR) - a Randomized Controlled Trial (RCT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Colorectal Neoplasms"
      ],
      "interventions": [
        {
          "name": "Indigo carmine",
          "type": "DRUG"
        },
        {
          "name": "water (exchange) method",
          "type": "PROCEDURE"
        },
        {
          "name": "water (exchange) plus dye method",
          "type": "PROCEDURE"
        },
        {
          "name": "air method",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "45 Years to 75 Years"
      },
      "enrollment_count": 480,
      "start_date": "2013-05-16",
      "completion_date": "2017-09-30",
      "has_results": true,
      "last_update_posted_date": "2019-01-15",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01607255"
    },
    {
      "nct_id": "NCT06376994",
      "title": "Multi-Center Clean Air Randomized Controlled Trial in COPD",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "Air cleaner",
          "type": "DEVICE"
        },
        {
          "name": "Sham air cleaner",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "JHSPH Center for Clinical Trials",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 770,
      "start_date": "2024-05-24",
      "completion_date": "2029-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Iowa City, Iowa + 7 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06376994"
    },
    {
      "nct_id": "NCT05050240",
      "title": "BATokines as Biomarkers of Brown Fat in Humans",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Lifestyle"
      ],
      "interventions": [
        {
          "name": "Cooling Vest Procedure",
          "type": "OTHER"
        },
        {
          "name": "Fasting overnight",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rockefeller University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "28 Years",
        "sex": "ALL",
        "summary": "18 Years to 28 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-10-12",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05050240"
    },
    {
      "nct_id": "NCT07151235",
      "title": "Wildfire Related Air Pollution Exposure and Cognitive Function Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "Simulated wildfire smoke exposure",
          "type": "OTHER"
        },
        {
          "name": "Clean Air exposure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 12,
      "start_date": "2025-09-18",
      "completion_date": "2025-11-20",
      "has_results": false,
      "last_update_posted_date": "2025-12-02",
      "last_synced_at": "2026-09-04T14:32:32.606Z",
      "location_count": 1,
      "location_summary": "Piscataway, New Jersey",
      "locations": [
        {
          "city": "Piscataway",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07151235"
    }
  ]
}