{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Use%3B+Tobacco%2C+Harmful",
    "query": {
      "condition": "Use; Tobacco, Harmful"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:11:23.408Z",
  "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": "NCT00907309",
      "title": "Dental and Medical Office iMET to Reduce Teen Tobacco, Alcohol, and Drug Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Use; Tobacco, Harmful",
        "Alcohol Abuse",
        "Drug Abuse"
      ],
      "interventions": [
        {
          "name": "iMET",
          "type": "BEHAVIORAL"
        },
        {
          "name": "iMET/TE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Years to 21 Years"
      },
      "enrollment_count": 121,
      "start_date": "2010-09",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2016-10-07",
      "last_synced_at": "2026-05-22T09:11:23.408Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00907309"
    },
    {
      "nct_id": "NCT03692078",
      "title": "A Study to Evaluate Changes in Smokers Using Oral Tobacco-derived Nicotine Products.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "OTDN product 1",
          "type": "OTHER"
        },
        {
          "name": "OTDN product 2",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Cessation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 231,
      "start_date": "2018-05-30",
      "completion_date": "2018-10-01",
      "has_results": true,
      "last_update_posted_date": "2024-11-25",
      "last_synced_at": "2026-05-22T09:11:23.408Z",
      "location_count": 2,
      "location_summary": "Springfield, Missouri • Neptune City, New Jersey",
      "locations": [
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Neptune City",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03692078"
    },
    {
      "nct_id": "NCT06310187",
      "title": "Little Cigar Oxidants",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "High Oxidant Little Cigar",
          "type": "OTHER"
        },
        {
          "name": "Low Oxidant Little Cigar",
          "type": "OTHER"
        },
        {
          "name": "Usual Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-03-23",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-05-22T09:11:23.408Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06310187"
    },
    {
      "nct_id": "NCT00957424",
      "title": "Acceptability of Less Harmful Alternatives to Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bladder Cancer",
        "Cervical Cancer",
        "Esophageal Cancer",
        "Gastric Cancer",
        "Head and Neck Cancer",
        "Kidney Cancer",
        "Leukemia",
        "Liver Cancer",
        "Lung Cancer",
        "Pancreatic Cancer",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "telephone-based intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "nicotine replacement therapy",
          "type": "DRUG"
        },
        {
          "name": "informational intervention",
          "type": "OTHER"
        },
        {
          "name": "internet-based intervention",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 67,
      "start_date": "2009-06",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2017-02-07",
      "last_synced_at": "2026-05-22T09:11:23.408Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00957424"
    },
    {
      "nct_id": "NCT06476405",
      "title": "Room Air Levels of Harmful and Potentially Harmful Constituents After Heated Tobacco Product Use and Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tobacco Smoking",
        "Tobacco Use"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 32,
      "start_date": "2024-06-10",
      "completion_date": "2025-03-11",
      "has_results": false,
      "last_update_posted_date": "2026-02-12",
      "last_synced_at": "2026-05-22T09:11:23.408Z",
      "location_count": 1,
      "location_summary": "Stockbridge, Georgia",
      "locations": [
        {
          "city": "Stockbridge",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06476405"
    },
    {
      "nct_id": "NCT05664672",
      "title": "Study to Evaluate Changes in Smokers Using on!® Nicotine Pouches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "OTDN Product 1",
          "type": "OTHER"
        },
        {
          "name": "OTDN Product 2",
          "type": "OTHER"
        },
        {
          "name": "OTDN Product 3",
          "type": "OTHER"
        },
        {
          "name": "No Tobacco",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 149,
      "start_date": "2021-05-11",
      "completion_date": "2021-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-12-09",
      "last_synced_at": "2026-05-22T09:11:23.408Z",
      "location_count": 3,
      "location_summary": "Lexington, Kentucky • Springfield, Missouri • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05664672"
    }
  ]
}