{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=3",
    "query": {
      "intervention": "e-cigarettes",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 439,
    "total_pages": 44,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T12:28:56.552Z",
  "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": "NCT02740595",
      "title": "E-cigarettes and Blood Vessel Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "one time exposure to e-cig with nicotine",
          "type": "OTHER"
        },
        {
          "name": "one time exposure to e-cig without nicotine",
          "type": "OTHER"
        },
        {
          "name": "one time exposure to empty e-cig",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 148,
      "start_date": "2015-08",
      "completion_date": "2022-12-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-05",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02740595"
    },
    {
      "nct_id": "NCT03111537",
      "title": "Methods Project 4: Clinical Trial - Amended",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Cigarettes",
          "type": "OTHER"
        },
        {
          "name": "E-Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Nicotine Gum or Lozenge",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 264,
      "start_date": "2015-05",
      "completion_date": "2018-02",
      "has_results": false,
      "last_update_posted_date": "2022-09-28",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 3,
      "location_summary": "Minneapolis, Minnesota • Buffalo, New York • Columbus, Ohio",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03111537"
    },
    {
      "nct_id": "NCT05836051",
      "title": "Testing the Effect of ENDS Flavors on Neurotransmission",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Flavor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 36,
      "start_date": "2023-06-01",
      "completion_date": "2025-07-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-07",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05836051"
    },
    {
      "nct_id": "NCT07218614",
      "title": "Can Mobilizations Applied to the Thoracic Spine Improve Oxygen Saturation Levels and Thoracic Kyphosis in E-Cigarette Smokers?",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Thoracic Kyphosis"
      ],
      "interventions": [
        {
          "name": "Thoracic Mobilization",
          "type": "OTHER"
        },
        {
          "name": "Light Touch Contact",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "New York Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2025-10-15",
      "completion_date": "2026-05-15",
      "has_results": false,
      "last_update_posted_date": "2025-10-20",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Old Westbury, New York",
      "locations": [
        {
          "city": "Old Westbury",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07218614"
    },
    {
      "nct_id": "NCT02261363",
      "title": "The Moment Study: Mixed Method E-cigarette Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Ecig group 1",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Truth Initiative",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 117,
      "start_date": "2014-08",
      "completion_date": "2016-08",
      "has_results": true,
      "last_update_posted_date": "2025-05-08",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02261363"
    },
    {
      "nct_id": "NCT06777784",
      "title": "Modern Nicotine Oral Product Abuse Liability",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Product A",
          "type": "OTHER"
        },
        {
          "name": "Product B",
          "type": "OTHER"
        },
        {
          "name": "Product C",
          "type": "OTHER"
        },
        {
          "name": "Product D",
          "type": "OTHER"
        },
        {
          "name": "Product E",
          "type": "OTHER"
        },
        {
          "name": "Product F",
          "type": "OTHER"
        },
        {
          "name": "Product G",
          "type": "OTHER"
        },
        {
          "name": "Product N",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "RAI Services Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 40,
      "start_date": "2025-02-03",
      "completion_date": "2025-03-05",
      "has_results": false,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 2,
      "location_summary": "Lexington, Kentucky • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06777784"
    },
    {
      "nct_id": "NCT04124432",
      "title": "Behavioral Pharmacology of Cannabis and Nicotine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cannabis",
        "Nicotine"
      ],
      "interventions": [
        {
          "name": "Cannabis",
          "type": "DRUG"
        },
        {
          "name": "Nicotine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "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": 26,
      "start_date": "2020-09-15",
      "completion_date": "2023-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-04-17",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04124432"
    },
    {
      "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": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Stockbridge, Georgia",
      "locations": [
        {
          "city": "Stockbridge",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02185898"
    },
    {
      "nct_id": "NCT07161050",
      "title": "Effects of a Low Nicotine Standard and Tobacco Prices on Illegal Cigarette Purchasing",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "E-cigarette Use"
      ],
      "interventions": [
        {
          "name": "Nicotine Content",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Illegal cigarette price",
          "type": "BEHAVIORAL"
        },
        {
          "name": "E-cigarette price",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2025-12-01",
      "completion_date": "2026-10-07",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07161050"
    },
    {
      "nct_id": "NCT03168191",
      "title": "Flavors and E-cigarette Effects in Adolescent Smokers- STUDY 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine",
          "type": "DRUG"
        },
        {
          "name": "Experimental Flavor",
          "type": "OTHER"
        },
        {
          "name": "Menthol Flavor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "18 Years to 20 Years"
      },
      "enrollment_count": 56,
      "start_date": "2017-05-02",
      "completion_date": "2019-02-25",
      "has_results": false,
      "last_update_posted_date": "2020-05-04",
      "last_synced_at": "2026-10-29T12:28:56.552Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03168191"
    }
  ]
}