{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+E-cigarette&page=2",
    "query": {
      "condition": "Smoking E-cigarette",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+E-cigarette&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T04:51:24.543Z",
  "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": "NCT03449017",
      "title": "Reactions to E-cigs and Alcohol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alcohol Abuse",
        "Nicotine Dependence Tobacco Product"
      ],
      "interventions": [
        {
          "name": "E-cig use",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2017-03-24",
      "completion_date": "2018-11-11",
      "has_results": false,
      "last_update_posted_date": "2018-11-29",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03449017"
    },
    {
      "nct_id": "NCT04009850",
      "title": "Impact of Cigarette and E-cigarette Flavors on Adult Smoking Behavior",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Cigarette Brand Switching",
          "type": "OTHER"
        },
        {
          "name": "E-cigarette Flavor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 3,
      "start_date": "2019-07-01",
      "completion_date": "2022-01-31",
      "has_results": true,
      "last_update_posted_date": "2024-03-08",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04009850"
    },
    {
      "nct_id": "NCT05493982",
      "title": "Evaluation of the Be Vape Free Curriculum of the Tobacco Prevention Toolkit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-cigarette Use"
      ],
      "interventions": [
        {
          "name": "Stanford Vaping Prevention curriculum",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "10 Years to 20 Years"
      },
      "enrollment_count": 2779,
      "start_date": "2022-10-19",
      "completion_date": "2026-05-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-27",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05493982"
    },
    {
      "nct_id": "NCT03491059",
      "title": "Feasibility of PET/CT to Detect the Oral/Pulmonary Distribution of Nicotine Following E-cigarette Use",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "E-cigarette Use"
      ],
      "interventions": [
        {
          "name": "C-11 labeled nicotine",
          "type": "DRUG"
        },
        {
          "name": "PET/CT imaging",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 2,
      "start_date": "2018-02-16",
      "completion_date": "2025-02-16",
      "has_results": false,
      "last_update_posted_date": "2024-01-18",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03491059"
    },
    {
      "nct_id": "NCT05999383",
      "title": "Understanding the Clinical Pharmacology of Marijuana-Tobacco Co-administration",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "THC",
        "Cannabis",
        "Cannabis Use",
        "Cannabis Smoking",
        "Tobacco Use",
        "Vaping"
      ],
      "interventions": [
        {
          "name": "Cannabis",
          "type": "DRUG"
        },
        {
          "name": "Nicotine",
          "type": "DRUG"
        },
        {
          "name": "Pax Loose Leaf Vaporizer",
          "type": "DEVICE"
        },
        {
          "name": "Placebo Marijuana",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 48,
      "start_date": "2025-07-01",
      "completion_date": "2028-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-07",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05999383"
    },
    {
      "nct_id": "NCT04522362",
      "title": "Modeling Stress-precipitated Vaping Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaping"
      ],
      "interventions": [
        {
          "name": "Control task and Trier Social Stress Task",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Clemson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2017-10-25",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-08-21",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04522362"
    },
    {
      "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": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07010601"
    },
    {
      "nct_id": "NCT04092101",
      "title": "Low Nicotine Content Cigarettes in Vulnerable Populations: Opioid Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Cigarettes with varying nicotine content",
          "type": "OTHER"
        },
        {
          "name": "E-Cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Vermont",
      "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": 326,
      "start_date": "2020-10-18",
      "completion_date": "2023-11-27",
      "has_results": true,
      "last_update_posted_date": "2025-03-30",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Burlington, Vermont",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04092101"
    },
    {
      "nct_id": "NCT02203162",
      "title": "Effect of Electronic Cigarette Use on Cough Reflex Sensitivity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cough"
      ],
      "interventions": [
        {
          "name": "electronic cigarette exposure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Montefiore 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": 30,
      "start_date": "2014-07",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2023-06-28",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02203162"
    },
    {
      "nct_id": "NCT06929520",
      "title": "The Development and Evaluation of a Culturally Grounded ENDS Intervention for Rural Hawaiian Youth",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-cigarette Use",
        "Substance Use"
      ],
      "interventions": [
        {
          "name": "ENDS Prevention Intervention (TBD)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Hawaii",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "10 Years to 14 Years"
      },
      "enrollment_count": 500,
      "start_date": "2025-10-15",
      "completion_date": "2027-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-06-26T04:51:24.543Z",
      "location_count": 1,
      "location_summary": "Honolulu, Hawaii",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06929520"
    }
  ]
}