{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cigarettes&page=14",
    "query": {
      "intervention": "Cigarettes",
      "page": 14
    },
    "page_size": 10
  },
  "pagination": {
    "page": 14,
    "page_size": 10,
    "total_count": 1028,
    "total_pages": 103,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cigarettes&page=15&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cigarettes&page=13&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T13:51:17.191Z",
  "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": "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": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04522362"
    },
    {
      "nct_id": "NCT04332926",
      "title": "Effects of E-Cigarette Nicotine Content in Smokers (Nicotine Flux Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Tobacco product administration and assessment, own brand cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Tobacco product administration and assessment, ECIG 30 Watts, 0 mg/ml nicotine",
          "type": "OTHER"
        },
        {
          "name": "Tobacco product administration and assessment, ECIG 30 Watts, 8 mg/ml nicotine",
          "type": "OTHER"
        },
        {
          "name": "Tobacco product administration and assessment, ECIG 30 Watts, 15 mg/ml nicotine",
          "type": "OTHER"
        },
        {
          "name": "Tobacco product administration and assessment, ECIG 30 Watts, 30 mg/ml 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": 44,
      "start_date": "2021-01-05",
      "completion_date": "2023-09-08",
      "has_results": true,
      "last_update_posted_date": "2025-02-13",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04332926"
    },
    {
      "nct_id": "NCT02564315",
      "title": "The Long-Term Quitting (Smoking Cessation) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine Mini-Lozenge for 11 Months",
          "type": "DRUG"
        },
        {
          "name": "Preparation Phase Behavioral Reduction Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Preparation Phase Recycling Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Preparation Phase Control Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Supportive Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Skill Training Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Brief Information",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Nicotine Patch + Nicotine Mini-Lozenge",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1154,
      "start_date": "2015-10-30",
      "completion_date": "2019-11-05",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02564315"
    },
    {
      "nct_id": "NCT05466981",
      "title": "HCV-Smoking Cessation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hepatitis C",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Prisma Health-Upstate",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-11-23",
      "completion_date": "2021-11-11",
      "has_results": false,
      "last_update_posted_date": "2022-07-20",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Greenville, South Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05466981"
    },
    {
      "nct_id": "NCT03559751",
      "title": "Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "VLN cigarettes (A)",
          "type": "OTHER"
        },
        {
          "name": "Usual Brand Cigarettes (B)",
          "type": "OTHER"
        },
        {
          "name": "Nicotine gum (C)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "22nd Century Group, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 66,
      "start_date": "2018-04-13",
      "completion_date": "2018-09-06",
      "has_results": false,
      "last_update_posted_date": "2020-03-26",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03559751"
    },
    {
      "nct_id": "NCT02989038",
      "title": "Reactions to Reduced Nicotine Cigarettes in Young Adult Low-Frequency Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Very Low Nicotine Content Cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Intermediate Nicotine Content Cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Normal Nicotine Content Cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "15 Years to 25 Years"
      },
      "enrollment_count": 182,
      "start_date": "2017-01",
      "completion_date": "2019-12-17",
      "has_results": false,
      "last_update_posted_date": "2020-03-04",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02989038"
    },
    {
      "nct_id": "NCT02990455",
      "title": "Reduced Nicotine Cigarettes in Smokers With and Without Alcohol Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alcohol Drinking",
        "Cigarette Smoking Toxicity"
      ],
      "interventions": [
        {
          "name": "Reduced nicotine cigarettes",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Battelle Memorial Institute",
      "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": 47,
      "start_date": "2017-11-14",
      "completion_date": "2021-04-21",
      "has_results": false,
      "last_update_posted_date": "2021-09-29",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02990455"
    },
    {
      "nct_id": "NCT04465318",
      "title": "Electronic Cigarettes as a Harm Reduction Strategy Among Patients With COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "E-cigarette (EC)",
          "type": "OTHER"
        },
        {
          "name": "Nicotine Replacement Therapy (NRT)",
          "type": "OTHER"
        },
        {
          "name": "Smoking Harm Reduction Counseling Sessions",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 146,
      "start_date": "2020-11-09",
      "completion_date": "2023-03-09",
      "has_results": false,
      "last_update_posted_date": "2023-06-15",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04465318"
    },
    {
      "nct_id": "NCT07770555",
      "title": "Deep Transcranial Magnetic Stimulation for Tobacco Cessation in Adults With Opioid Use Disorder",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Deep TMS System With H4 Coil",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Payel Roy",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "22 Years to 70 Years"
      },
      "enrollment_count": 12,
      "start_date": "2027-01",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07770555"
    },
    {
      "nct_id": "NCT01227343",
      "title": "Nicotine and Brain Imaging Research Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nicotine"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 54,
      "start_date": "2010-03",
      "completion_date": "2017-11",
      "has_results": false,
      "last_update_posted_date": "2021-08-04",
      "last_synced_at": "2026-10-20T13:51:17.191Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01227343"
    }
  ]
}