{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tobacco+only+e-cigarettes&page=2",
    "query": {
      "intervention": "Tobacco only e-cigarettes",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 46,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tobacco+only+e-cigarettes&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Tobacco+only+e-cigarettes&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T03:40:02.677Z",
  "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": "NCT02470754",
      "title": "Clinical Pharmacology of Electronic Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Tobacco Cigarette",
          "type": "DEVICE"
        },
        {
          "name": "Electronic Cigarette",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2015-07-23",
      "completion_date": "2018-02-02",
      "has_results": true,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02470754"
    },
    {
      "nct_id": "NCT04218708",
      "title": "Electronic Cigarettes as a Harm Reduction Strategy Among People Living With HIV/AIDS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Addiction"
      ],
      "interventions": [
        {
          "name": "Nicotine patch and gum",
          "type": "OTHER"
        },
        {
          "name": "Minnesota Nicotine Withdrawal Scale (MNWS)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "ASSIST (the Alcohol, Smoking and Substance Involvement Screening)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "NIDA Standardized Research E-cigarettes (SREC)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 64,
      "start_date": "2021-06-17",
      "completion_date": "2024-03-08",
      "has_results": false,
      "last_update_posted_date": "2024-12-20",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04218708"
    },
    {
      "nct_id": "NCT07010601",
      "title": "Tobacco Product Susceptibility and Substitutability by Rurality and Alcohol Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Use",
        "E-cigarette Use",
        "Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Experimental Tobacco Marketplace",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hypothetical Novel Nicotine Product Purchase Tasks",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mark J Rzeszutek, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 737,
      "start_date": "2025-08-18",
      "completion_date": "2025-08-20",
      "has_results": false,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07010601"
    },
    {
      "nct_id": "NCT02185898",
      "title": "Evaluation of Environmental Emissions From Electronic Cigarettes and Tobacco-Burning Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Leading U.S. non-menthol cigarette",
          "type": "OTHER"
        },
        {
          "name": "Leading U.S. menthol cigarette",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarette #1",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarette #2",
          "type": "OTHER"
        },
        {
          "name": "Electronic cigarette #3",
          "type": "OTHER"
        },
        {
          "name": "U.S. Market-sample electronic cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "R.J. Reynolds Vapor Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "21 Years to 99 Years"
      },
      "enrollment_count": 71,
      "start_date": "2014-05",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2018-06-01",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "Stockbridge, Georgia",
      "locations": [
        {
          "city": "Stockbridge",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02185898"
    },
    {
      "nct_id": "NCT02575885",
      "title": "Nicotine Delivery From Novel Non-Tobacco Electronic System in Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoker",
        "Current Smoker",
        "Healthy Subject"
      ],
      "interventions": [
        {
          "name": "Electronic Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 36,
      "start_date": "2016-03-16",
      "completion_date": "2018-06-06",
      "has_results": false,
      "last_update_posted_date": "2018-06-12",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02575885"
    },
    {
      "nct_id": "NCT02102100",
      "title": "The Effects of Menthol as Delivered by an Electronic Cigarette on the Desirability of Nicotine in Tobacco Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "nicotine",
          "type": "DRUG"
        },
        {
          "name": "menthol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 57,
      "start_date": "2014-03-26",
      "completion_date": "2016-07-11",
      "has_results": true,
      "last_update_posted_date": "2020-03-19",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 2,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        },
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02102100"
    },
    {
      "nct_id": "NCT06077240",
      "title": "Effects of E-cigs vs Pouches on Cigarette Smoking and Addiction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Behaviors",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "E-cigarette with 2.4% Nicotine with Menthol and Tobacco Flavors",
          "type": "BEHAVIORAL"
        },
        {
          "name": "E-cigarette with 2.4% Nicotine with Tobacco Flavor Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "E-cigarette with 5% Nicotine with Menthol and Tobacco Flavors",
          "type": "BEHAVIORAL"
        },
        {
          "name": "E-cigarette with 5% Nicotine with Tobacco Flavor Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Pouches with 3mg Nicotine with Menthol and Tobacco Flavors",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Pouches with 3mg Nicotine with Tobacco Flavor Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Pouches with 6mg Nicotine with Menthol and Tobacco Flavors",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Pouches with 6mg Nicotine with Tobacco Flavor Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 256,
      "start_date": "2024-08-20",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-19",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06077240"
    },
    {
      "nct_id": "NCT04019626",
      "title": "A Study to Assess Tobacco-related Biomarkers of Exposure in Smokers Using myBlu E-cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Continue-smoking",
          "type": "OTHER"
        },
        {
          "name": "myblu Tobacco 2.5%",
          "type": "OTHER"
        },
        {
          "name": "myblu Tobacco 4.0%",
          "type": "OTHER"
        },
        {
          "name": "myblu Honeymoon 2.5%",
          "type": "OTHER"
        },
        {
          "name": "myblu Honeymoon 4.0%",
          "type": "OTHER"
        },
        {
          "name": "JUUL 5%",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fontem Ventures BV",
      "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": 240,
      "start_date": "2019-03-01",
      "completion_date": "2020-12-31",
      "has_results": true,
      "last_update_posted_date": "2021-06-30",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04019626"
    },
    {
      "nct_id": "NCT04879225",
      "title": "Menthol and Mint Experimental Tobacco Marketplace (ETM) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Vaping"
      ],
      "interventions": [
        {
          "name": "Tobacco e-liquids",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol and Tobacco e-liquids",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mint, Menthol and Tobacco e-liquids",
          "type": "BEHAVIORAL"
        },
        {
          "name": "All e-liquid flavors",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2021-06-21",
      "completion_date": "2022-12-29",
      "has_results": true,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04879225"
    },
    {
      "nct_id": "NCT05278065",
      "title": "E-cigarettes for Harm Reduction in Adults With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Asthma",
        "Electronic Cigarette Use",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brown University",
      "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": 17,
      "start_date": "2022-05-01",
      "completion_date": "2024-09-12",
      "has_results": true,
      "last_update_posted_date": "2025-11-18",
      "last_synced_at": "2026-10-05T03:40:02.677Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05278065"
    }
  ]
}