{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Cigarette&page=17",
    "query": {
      "condition": "Smoking Cigarette",
      "page": 17
    },
    "page_size": 10
  },
  "pagination": {
    "page": 17,
    "page_size": 10,
    "total_count": 798,
    "total_pages": 80,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Cigarette&page=18&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Cigarette&page=16&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T15:13:57.674Z",
  "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": "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": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04009850"
    },
    {
      "nct_id": "NCT04357379",
      "title": "IQOS (Non-Cigarette Tobacco Product) Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "IQOS",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2020-07-23",
      "completion_date": "2020-10-22",
      "has_results": true,
      "last_update_posted_date": "2021-10-27",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04357379"
    },
    {
      "nct_id": "NCT00843622",
      "title": "Controlled Study of the Ability of a Smokefree Tobacco Product to Increase the Quit Rate Among Cigarette Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Low-nitrosamine smokefree tobacco product for oral use",
          "type": "DRUG"
        },
        {
          "name": "Non-tobacco, non-nicotine placebo product",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Swedish Match AB",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 250,
      "start_date": "2009-02",
      "completion_date": "2010-06",
      "has_results": true,
      "last_update_posted_date": "2014-06-17",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 4,
      "location_summary": "Daytona Beach, Florida • Evansville, Indiana • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00843622"
    },
    {
      "nct_id": "NCT02955329",
      "title": "Vaping THC From Electronic Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Marijuana Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine",
          "type": "DRUG"
        },
        {
          "name": "Cannabis",
          "type": "DRUG"
        },
        {
          "name": "PAX Loose Leaf Vaporizer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "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": 8,
      "start_date": "2019-03-20",
      "completion_date": "2019-11-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-29",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02955329"
    },
    {
      "nct_id": "NCT05110872",
      "title": "Cigarette and E-cigarette Flavors Manipulations in the Experimental Tobacco Marketplace",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Cigarette flavor restricted and e-cigarette flavor restricted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette flavor restricted and e-cigarette flavor unrestricted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette flavor unrestricted and e-cigarette flavor restricted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette flavor unrestricted and e-cigarette flavor unrestricted",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 302,
      "start_date": "2021-07-26",
      "completion_date": "2021-08-13",
      "has_results": true,
      "last_update_posted_date": "2025-10-07",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05110872"
    },
    {
      "nct_id": "NCT02825459",
      "title": "Does Abstinence From E-cigarettes Produce Withdrawal Symptoms?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Withdrawal Syndrome"
      ],
      "interventions": [
        {
          "name": "Abstinence from e-cigarettes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 147,
      "start_date": "2016-07",
      "completion_date": "2018-10-31",
      "has_results": false,
      "last_update_posted_date": "2018-11-20",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Burlington, Vermont",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02825459"
    },
    {
      "nct_id": "NCT05023096",
      "title": "Potential Effects of Electronic Nicotine Delivery System Flavor Regulations on African American Menthol Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Nicotine Delivery System Flavors"
      ],
      "interventions": [
        {
          "name": "Tobacco product administration and assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 71,
      "start_date": "2022-04-14",
      "completion_date": "2024-10-15",
      "has_results": true,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05023096"
    },
    {
      "nct_id": "NCT03844672",
      "title": "Impact of E-cigarette Characteristics on Reinforcement and Tobacco Use Patterns",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Low Power",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Power",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Concentration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Concentration",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 93,
      "start_date": "2019-04-01",
      "completion_date": "2023-11-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-24",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03844672"
    },
    {
      "nct_id": "NCT01989507",
      "title": "Very Low-Nicotine Cigarettes in Smokers With SUD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine",
          "type": "DRUG"
        },
        {
          "name": "behavioral counseling for smoking cessation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 250,
      "start_date": "2014-04",
      "completion_date": "2021-05-31",
      "has_results": false,
      "last_update_posted_date": "2021-09-28",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01989507"
    },
    {
      "nct_id": "NCT04604509",
      "title": "Nicotine Replacement Therapy, Counseling, Varenicline, and Bupropion for Smoking Cessation, the PISCES I Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Bupropion Hydrochloride Controlled-release",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Replacement",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Cessation Counseling",
          "type": "OTHER"
        },
        {
          "name": "Varenicline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2010,
      "start_date": "2020-08-04",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-11-15T15:13:57.674Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04604509"
    }
  ]
}