{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Use&page=17",
    "query": {
      "condition": "Cigarette Use",
      "page": 17
    },
    "page_size": 10
  },
  "pagination": {
    "page": 17,
    "page_size": 10,
    "total_count": 689,
    "total_pages": 69,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Use&page=18&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Use&page=16&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T02:19:24.831Z",
  "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": "NCT04378907",
      "title": "Assessing Electronic Cigarette Nicotine Flux",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Cigarette Smoker/ECIG users: 0 mg/ml nicotine concentration",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Smokers/ECIG users: 6 mg/ml nicotine concentration",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Smokers/ECIG users: 15 mg/ml nicotine concentration",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Smokers/ECIG users: 30 mg/ml nicotine concentration",
          "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": 33,
      "start_date": "2021-01-05",
      "completion_date": "2023-02-01",
      "has_results": true,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04378907"
    },
    {
      "nct_id": "NCT02474849",
      "title": "Pharmacokinetic Study Comparing Nicotine Delivery From E-cigarettes and a Conventional Cigarette in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Use electronic cigarette or smoke conventional cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "British American Tobacco (Investments) Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 18,
      "start_date": "2015-06",
      "completion_date": "2015-08",
      "has_results": false,
      "last_update_posted_date": "2015-09-15",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "Burbank, California",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02474849"
    },
    {
      "nct_id": "NCT05932693",
      "title": "Effect of Different E-cigarette Cooling Flavors on Adults' Sensory Experience TCORS 3.0",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-Cig Use"
      ],
      "interventions": [
        {
          "name": "E-liquid coolant (WS-3, 0.05%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 0.1%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 0.5%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 1.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 2.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 0.05%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 0.1%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 0.5%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 1.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 2.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 0.05%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 0.1%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 0.5%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 1.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 2.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 4.0%)",
          "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": 31,
      "start_date": "2024-09-03",
      "completion_date": "2025-01-09",
      "has_results": true,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05932693"
    },
    {
      "nct_id": "NCT02247908",
      "title": "Impact of Graphic Cigarette Warnings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Surgeon General's Warning",
          "type": "OTHER"
        },
        {
          "name": "Graphic Warning",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2149,
      "start_date": "2014-10",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-09-14",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 2,
      "location_summary": "Oakland, California • Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02247908"
    },
    {
      "nct_id": "NCT07782879",
      "title": "DoubleTake: Effect of Message Exposure Via a Discrete Choice Experiment With Eye-Tracking on Quit Attempts Among Adults Who Smoke Menthol Cigarettes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menthol Cigarettes",
        "Smoking Behavior",
        "Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Message Exposure via Discrete Choice Experiment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgia State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2026-09-21",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 2,
      "location_summary": "Santa Barbara, California • Atlanta, Georgia",
      "locations": [
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07782879"
    },
    {
      "nct_id": "NCT02974582",
      "title": "Understanding How Cigarette Direct Mail Marketing Influences Smoking Behaviors Among High and Low Socioeconomic Status Young Adult Smokers",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Exposure to smoking advertising with coupon",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to smoking advertising without coupons",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to non health related images",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute on Minority Health and Health Disparities (NIMHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 0,
      "start_date": "2026-03-17",
      "completion_date": "2026-03-17",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02974582"
    },
    {
      "nct_id": "NCT04461288",
      "title": "Engaging Sexual and Gender Minority Cigarette Smokers Into Social Media-based Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Nicotine Dependence",
        "Tobacco Use",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Social media-based education, counseling, and support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine replacement therapies (NRT)",
          "type": "OTHER"
        },
        {
          "name": "Gamification",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2020-05-01",
      "completion_date": "2022-05-30",
      "has_results": false,
      "last_update_posted_date": "2022-09-21",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04461288"
    },
    {
      "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": "2026-10-28T02:19:24.831Z",
      "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": "NCT01821560",
      "title": "Baclofen Effects in Cigarette Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Baclofen",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 44,
      "start_date": "2013-03",
      "completion_date": "2017-06",
      "has_results": true,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01821560"
    },
    {
      "nct_id": "NCT06129123",
      "title": "An Online Intervention to Reduce E-cigarette Use and Susceptibility to Smoking in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-cigarette Use"
      ],
      "interventions": [
        {
          "name": "Live Free From E-cigarettes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 105,
      "start_date": "2025-07-01",
      "completion_date": "2026-01-23",
      "has_results": false,
      "last_update_posted_date": "2026-06-01",
      "last_synced_at": "2026-10-28T02:19:24.831Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06129123"
    }
  ]
}