{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electronic+Cigarette&page=2",
    "query": {
      "intervention": "Electronic Cigarette",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 422,
    "total_pages": 43,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electronic+Cigarette&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electronic+Cigarette&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T18:04:31.931Z",
  "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": "NCT06027840",
      "title": "Concurrent vs. Sequential Cessation of Dual Cigarette and E-cigarette Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cigarette Smoking",
        "E-Cigarette Use",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Guided Self-Change Booklets",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2024-04-01",
      "completion_date": "2025-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06027840"
    },
    {
      "nct_id": "NCT03502200",
      "title": "Switching to a Vaping Device: Evaluating Risk Reduction Among Quitline Treatment Failures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking, Cigarette"
      ],
      "interventions": [
        {
          "name": "JUUL",
          "type": "DEVICE"
        },
        {
          "name": "Treatment As Usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "21 Years to 99 Years"
      },
      "enrollment_count": 350,
      "start_date": "2020-10-15",
      "completion_date": "2023-01-31",
      "has_results": true,
      "last_update_posted_date": "2023-07-21",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03502200"
    },
    {
      "nct_id": "NCT05912023",
      "title": "Perioperative Vaping Complications",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vaping",
        "Complication of Anesthesia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Navy Medical Center San Diego",
      "sponsor_class": "FED",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "12 Years to 80 Years"
      },
      "enrollment_count": 300,
      "start_date": "2023-07-28",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2024-05-17",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05912023"
    },
    {
      "nct_id": "NCT03836573",
      "title": "Feasibility of a Decision Aid for E-Cigarettes in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking, Cigarette",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Smoking Cessation iPad Decision Aid Tool",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-03-06",
      "completion_date": "2019-08-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03836573"
    },
    {
      "nct_id": "NCT07594717",
      "title": "Effects of E-Cigarette Flavors on Adult E-Cigarette Users With Opioid Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nicotine Use Disoder",
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Sweet-cooling",
          "type": "DRUG"
        },
        {
          "name": "Sweet non-cooling EC flavor",
          "type": "DRUG"
        },
        {
          "name": "Tobacco flavor EC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Prisma Health-Upstate",
      "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": "2025-11-12",
      "completion_date": "2026-04-28",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Greenville, South Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07594717"
    },
    {
      "nct_id": "NCT04123041",
      "title": "Characterize the Nicotine Uptake and Subjective Effects With Use of JUUL Electronic Nicotine Delivery Systems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use",
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "JUUL ENDS, Combustible cigarette, comparator e-cigarette, Nicorette gum",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Juul Labs, Inc.",
      "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": 137,
      "start_date": "2019-09-23",
      "completion_date": "2019-12-18",
      "has_results": false,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 2,
      "location_summary": "Kansas City, Kansas • Lexington, Kentucky",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04123041"
    },
    {
      "nct_id": "NCT04054765",
      "title": "A Virtual Reality Videogame for E-cigarette Prevention in Teens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-Cig Use",
        "Vaping"
      ],
      "interventions": [
        {
          "name": "videogame",
          "type": "DEVICE"
        },
        {
          "name": "treatment as usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "11 Years to 17 Years"
      },
      "enrollment_count": 287,
      "start_date": "2019-10-17",
      "completion_date": "2020-06-05",
      "has_results": true,
      "last_update_posted_date": "2021-06-25",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Milford, Connecticut",
      "locations": [
        {
          "city": "Milford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04054765"
    },
    {
      "nct_id": "NCT03743532",
      "title": "E-Cigarettes and Financial Incentives to Promote Tobacco Harm Reduction Among Adults Accessing Shelter Services",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "E-cigarette Switching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial Incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "21 Years to 100 Years"
      },
      "enrollment_count": 60,
      "start_date": "2022-09-14",
      "completion_date": "2023-03-01",
      "has_results": true,
      "last_update_posted_date": "2025-02-21",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03743532"
    },
    {
      "nct_id": "NCT00932295",
      "title": "Evaluating the Acute Effects of Electronic Nicotine Delivery Devices Marketed to Smokers.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "OB",
          "type": "OTHER"
        },
        {
          "name": "Sham smoking",
          "type": "OTHER"
        },
        {
          "name": "CROWN SEVEN",
          "type": "OTHER"
        },
        {
          "name": "NJOY",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth 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": 32,
      "start_date": "2009-02",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2016-12-13",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00932295"
    },
    {
      "nct_id": "NCT02918630",
      "title": "E-cigarettes to Promote Smoking Reduction Among Individuals With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "E-cigarette",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "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": 7,
      "start_date": "2016-10",
      "completion_date": "2017-08",
      "has_results": true,
      "last_update_posted_date": "2018-07-05",
      "last_synced_at": "2026-09-30T18:04:31.931Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02918630"
    }
  ]
}