{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electronic+cigarettes+2&page=2",
    "query": {
      "intervention": "Electronic cigarettes 2",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 187,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electronic+cigarettes+2&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electronic+cigarettes+2&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T11:03:17.284Z",
  "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": "NCT06614504",
      "title": "Nicotine Regulation for Dual Users of E-cigarettes and Cigarettes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Varying the nicotine content of cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Varying the nicotine content of e-cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 308,
      "start_date": "2024-11-01",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2025-06-27",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 2,
      "location_summary": "Providence, Rhode Island • Burlington, Vermont",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06614504"
    },
    {
      "nct_id": "NCT03861078",
      "title": "The Effect of Electronic Cigarette Liquid Characteristics in Smokers.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarettes"
      ],
      "interventions": [
        {
          "name": "Own Brand Cigarette",
          "type": "OTHER"
        },
        {
          "name": "ECIG 15 mg nicotine, sweetened",
          "type": "OTHER"
        },
        {
          "name": "ECIG 15 mg nicotine, unsweet",
          "type": "OTHER"
        },
        {
          "name": "ECIG 0 mg nicotine, sweetened",
          "type": "OTHER"
        },
        {
          "name": "ECIG 0 mg nicotine, unsweet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 22,
      "start_date": "2020-02-17",
      "completion_date": "2021-12-13",
      "has_results": true,
      "last_update_posted_date": "2022-12-23",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03861078"
    },
    {
      "nct_id": "NCT07129265",
      "title": "Understanding Vape Marketing Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "E-cigarette",
        "Vaping",
        "Tobacco",
        "Nicotine",
        "Adolescent Behavior",
        "Video Information",
        "Digital Education Interventions"
      ],
      "interventions": [
        {
          "name": "Working group",
          "type": "OTHER"
        },
        {
          "name": "Focus group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2025-08-04",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-19",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07129265"
    },
    {
      "nct_id": "NCT06448351",
      "title": "Manipulating E-Cigarette Nicotine to Promote Public Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carbon Monoxide Measurement",
          "type": "PROCEDURE"
        },
        {
          "name": "Vaping session",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 375,
      "start_date": "2024-05-20",
      "completion_date": "2028-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06448351"
    },
    {
      "nct_id": "NCT03050853",
      "title": "The Appeal and Impact of E-cigarettes in Smokers With SMI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence",
        "Schizophrenia",
        "Bipolar Disorder",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "E-cigarette",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2017-03-01",
      "completion_date": "2021-01-31",
      "has_results": false,
      "last_update_posted_date": "2021-03-29",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 2,
      "location_summary": "Louisville, Kentucky • Lawrence, Massachusetts",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Lawrence",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03050853"
    },
    {
      "nct_id": "NCT07460622",
      "title": "A Virtual Reality E-cigarette Prevention and Emotion Regulation Intervention for Adolescents",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-cigarette Use/Vaping Prevention",
        "Nicotine Dependence Prevention",
        "Adolescent Mental Health"
      ],
      "interventions": [
        {
          "name": "Virtual Reality E-Cigarette Prevention Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "11 Years to 15 Years"
      },
      "enrollment_count": 1251,
      "start_date": "2026-10-01",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07460622"
    },
    {
      "nct_id": "NCT03294356",
      "title": "CSD170304: Study to Assess Nicotine Uptake in Smokers From Electronic and Combustible Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "FT210771",
          "type": "OTHER"
        },
        {
          "name": "FT210751",
          "type": "OTHER"
        },
        {
          "name": "6T30134157764",
          "type": "OTHER"
        },
        {
          "name": "G41A7C071",
          "type": "OTHER"
        },
        {
          "name": "M011161212",
          "type": "OTHER"
        },
        {
          "name": "FT21002",
          "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": 210,
      "start_date": "2017-09-13",
      "completion_date": "2017-11-02",
      "has_results": false,
      "last_update_posted_date": "2017-11-14",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 5,
      "location_summary": "Tempe, Arizona • Lexington, Kentucky • St Louis, Missouri + 2 more",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Dayton",
          "state": "Ohio"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03294356"
    },
    {
      "nct_id": "NCT02210754",
      "title": "Characterization of Nicotine Exposure and Urge-to-Smoke Following Use of Electronic and Conventional Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "blu™ Classic Tobacco rechargeable (2.4% nicotine, glycerin vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Classic Tobacco rechargeable (2.4% nicotine, glycerin/PG vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Magnificent Menthol rechargeable (2.4% nicotine, glycerin vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Classic Tobacco rechargeable (1.6% nicotine, glycerin vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Classic Tobacco rechargeable (1.6% nicotine, glycerin/PG vehicle)",
          "type": "OTHER"
        },
        {
          "name": "Marlboro Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Lorillard Tobacco Company",
      "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": 24,
      "start_date": "2014-03",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-08-07",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02210754"
    },
    {
      "nct_id": "NCT04449510",
      "title": "Short-Term Cardiovascular Effects of E-Cigarettes: Influence of E-Liquid pH",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Risk Factor",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Electronic Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 14,
      "start_date": "2021-01-04",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-15",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "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/NCT04449510"
    },
    {
      "nct_id": "NCT05658471",
      "title": "Pharmacokinetics and Pharmacodynamics of Nicotine With Use of Standardized Research Electronic Cigarette (SREC)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Tobacco Toxicity",
        "Cardiovascular Risk Factors"
      ],
      "interventions": [
        {
          "name": "Standardized Research E-Cigarette (SREC)",
          "type": "OTHER"
        },
        {
          "name": "Over the Counter E-Cigarette (EC)",
          "type": "OTHER"
        },
        {
          "name": "Biological Samples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoking-related Questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 32,
      "start_date": "2023-02-01",
      "completion_date": "2026-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-02T11:03:17.284Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05658471"
    }
  ]
}