{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=8",
    "query": {
      "intervention": "e-cigarettes",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 439,
    "total_pages": 44,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T21:52:04.170Z",
  "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": "NCT03710590",
      "title": "Effects of Electronic Cigarette Settings and Liquid Concentrations in Cigarette Smokers and Electronic Cigarette Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarettes"
      ],
      "interventions": [
        {
          "name": "ECIG Lab Session 15 watts, 10 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "ECIG Lab Session 15 watts, 15 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "ECIG Lab Session 15 watts, 30 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "ECIG Lab Session 30 watts, 10 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "ECIG Lab Session 30 watts, 15 mg nicotine",
          "type": "OTHER"
        },
        {
          "name": "ECIG Lab Session 30 watts, 30 mg nicotine",
          "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": 45,
      "start_date": "2019-01-15",
      "completion_date": "2020-03-09",
      "has_results": true,
      "last_update_posted_date": "2022-10-06",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03710590"
    },
    {
      "nct_id": "NCT04188197",
      "title": "Assisting Smokers to Switch to a JUUL E-Cigarette by Devaluing Combustible Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Harm Reduction",
        "E-Cig Use",
        "Cigarette Smoking",
        "Tobacco Dependence",
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "JUUL",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rose Research Center, LLC",
      "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": 50,
      "start_date": "2019-08-26",
      "completion_date": "2021-06-22",
      "has_results": true,
      "last_update_posted_date": "2025-04-20",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 2,
      "location_summary": "Charlotte, North Carolina • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04188197"
    },
    {
      "nct_id": "NCT04372290",
      "title": "CSD190401: A Study to Assess Elements of Abuse Liability for Nicotine-containing Pouch Tobacco Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Behaviors",
        "Tobacco Use",
        "Tobacco Smoking"
      ],
      "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"
        }
      ],
      "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": 42,
      "start_date": "2020-05-06",
      "completion_date": "2020-06-04",
      "has_results": false,
      "last_update_posted_date": "2020-09-25",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04372290"
    },
    {
      "nct_id": "NCT03164668",
      "title": "Menthol Flavored E-cigarette Use During a Simulated Ban of Menthol Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "menthol flavored e-cigarette",
          "type": "OTHER"
        },
        {
          "name": "tobacco flavored e-cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 37,
      "start_date": "2017-05-03",
      "completion_date": "2019-11-26",
      "has_results": true,
      "last_update_posted_date": "2024-07-10",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03164668"
    },
    {
      "nct_id": "NCT05967585",
      "title": "Implementing an Adolescent and Young Adult (AYA) mHealth Vaping Cessation Program Into Oncology Clinics",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaping",
        "Vaping Cessation"
      ],
      "interventions": [
        {
          "name": "Behavioral: Quitting Program (TIQ)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "13 Years to 24 Years"
      },
      "enrollment_count": 539,
      "start_date": "2023-08-04",
      "completion_date": "2027-04-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05967585"
    },
    {
      "nct_id": "NCT03170674",
      "title": "CSD170501: Study to Assess Biomarkers of Tobacco Exposure in Smokers During In-Clinic Confinement Switch to an Electronic Cigarette",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "FT21039",
          "type": "OTHER"
        },
        {
          "name": "FT21092",
          "type": "OTHER"
        },
        {
          "name": "FT21018",
          "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": 114,
      "start_date": "2017-05-15",
      "completion_date": "2017-08-18",
      "has_results": false,
      "last_update_posted_date": "2017-09-08",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 2,
      "location_summary": "Overland Park, Kansas • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03170674"
    },
    {
      "nct_id": "NCT04219189",
      "title": "The Acute Effect of Vaping on Food Intake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Energy Intake",
        "Food Intake",
        "E-Cig Use",
        "Appetite"
      ],
      "interventions": [
        {
          "name": "Vaping condition",
          "type": "OTHER"
        },
        {
          "name": "Control condition",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2021-09-22",
      "completion_date": "2022-09-21",
      "has_results": true,
      "last_update_posted_date": "2023-12-05",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04219189"
    },
    {
      "nct_id": "NCT03625986",
      "title": "Does Switching to Nicotine Containing Electronic Cigarettes Reduce Health Risk Markers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine-Containing Electronic Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Non-Nicotine Electronic Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "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": 105,
      "start_date": "2022-04-22",
      "completion_date": "2024-02-23",
      "has_results": true,
      "last_update_posted_date": "2025-03-27",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03625986"
    },
    {
      "nct_id": "NCT07721883",
      "title": "Social Media Influences on Engagement and Susceptibility to Non-combustible Tobacco Product Use Among Youth and Young Adults (AYA)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Perceptions of Tobacco Products"
      ],
      "interventions": [
        {
          "name": "Each intervention will be a picture of a social media post. The posts will vary (in a 3X2 factorial design) the type of flavor described and whether concealability is described.",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "14 Years to 17 Years"
      },
      "enrollment_count": 4500,
      "start_date": "2025-07-01",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-23",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07721883"
    },
    {
      "nct_id": "NCT06066996",
      "title": "Evaluation of the Electronic Cigarette Withdrawal Syndrome",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "E-cigarette Use",
        "Withdrawal"
      ],
      "interventions": [
        {
          "name": "Transdermal Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo Nicotine Patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins 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": 150,
      "start_date": "2023-11-28",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-30T21:52:04.170Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06066996"
    }
  ]
}