{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Conventional+cigarette",
    "query": {
      "intervention": "Conventional cigarette"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 36,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Conventional+cigarette&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T12:46:38.184Z",
  "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": "NCT03720899",
      "title": "Comparing NicoBloc to Nicotine Lozenges",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "NicoBloc",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Lozenge",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2019-03-21",
      "completion_date": "2021-03-03",
      "has_results": true,
      "last_update_posted_date": "2025-04-08",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03720899"
    },
    {
      "nct_id": "NCT03272685",
      "title": "Impact of Very Low Nicotine Content Cigarettes in a Complex Marketplace",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tobacco Smoking",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Very Low Nicotine Content Cigarettes",
          "type": "DRUG"
        },
        {
          "name": "Normal Nicotine Content Cigarettes",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 799,
      "start_date": "2018-06-01",
      "completion_date": "2023-01-10",
      "has_results": true,
      "last_update_posted_date": "2024-08-20",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 6,
      "location_summary": "San Francisco, California • Minneapolis, Minnesota • Durham, North Carolina + 3 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03272685"
    },
    {
      "nct_id": "NCT04800211",
      "title": "Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Experimental: Test Product 1",
          "type": "OTHER"
        },
        {
          "name": "Experimental: Test Product 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 450,
      "start_date": "2017-01-17",
      "completion_date": "2018-11-06",
      "has_results": true,
      "last_update_posted_date": "2025-03-12",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 10,
      "location_summary": "Burbank, California • Wichita, Kansas • Lexington, Kentucky + 7 more",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04800211"
    },
    {
      "nct_id": "NCT02210754",
      "title": "Characterization of Nicotine Exposure and Urge-to-Smoke Following Use of Electronic and Conventional Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "blu™ Classic Tobacco rechargeable (2.4% nicotine, glycerin vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Classic Tobacco rechargeable (2.4% nicotine, glycerin/PG vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Magnificent Menthol rechargeable (2.4% nicotine, glycerin vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Classic Tobacco rechargeable (1.6% nicotine, glycerin vehicle)",
          "type": "OTHER"
        },
        {
          "name": "blu™ Classic Tobacco rechargeable (1.6% nicotine, glycerin/PG vehicle)",
          "type": "OTHER"
        },
        {
          "name": "Marlboro Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Lorillard Tobacco Company",
      "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": 24,
      "start_date": "2014-03",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2014-08-07",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02210754"
    },
    {
      "nct_id": "NCT02592772",
      "title": "Manipulating Tobacco Constituents in Male Menthol Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Reduced Nicotine Non-Menthol (RNC)",
          "type": "OTHER"
        },
        {
          "name": "Reduced Nicotine Menthol (RNC-Men)",
          "type": "OTHER"
        },
        {
          "name": "Conventional Nicotine Non-Menthol (CN)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 118,
      "start_date": "2016-02-04",
      "completion_date": "2019-06",
      "has_results": false,
      "last_update_posted_date": "2020-04-09",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 2,
      "location_summary": "Farmington, Connecticut • Hartford, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02592772"
    },
    {
      "nct_id": "NCT04514471",
      "title": "Feasibility Study - Filter Ventilation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Unventilated filter cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Ventilated filter cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2024-03-18",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-12",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Columbus, Ohio",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04514471"
    },
    {
      "nct_id": "NCT03651869",
      "title": "Effects of Nicotine in Tobacco Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking, Tobacco",
        "Smoking (Tobacco) Addiction"
      ],
      "interventions": [
        {
          "name": "Cigarette 1",
          "type": "DRUG"
        },
        {
          "name": "Cigarette 2",
          "type": "DRUG"
        },
        {
          "name": "Patch 1",
          "type": "DRUG"
        },
        {
          "name": "Patch 2",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 221,
      "start_date": "2019-02-04",
      "completion_date": "2023-03-23",
      "has_results": false,
      "last_update_posted_date": "2023-07-13",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03651869"
    },
    {
      "nct_id": "NCT02649556",
      "title": "A 26-week Extension of the ZRHR-ERS-09-US Study Evaluating Biological and Functional Changes in Healthy Smokers After Switching to THS 2.2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "THS 2.2",
          "type": "OTHER"
        },
        {
          "name": "CC",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Philip Morris Products S.A.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 672,
      "start_date": "2015-09-30",
      "completion_date": "2017-12-20",
      "has_results": true,
      "last_update_posted_date": "2020-12-04",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 19,
      "location_summary": "Tempe, Arizona • Clearwater, Florida • Daytona Beach, Florida + 16 more",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02649556"
    },
    {
      "nct_id": "NCT06234722",
      "title": "Modeling Tobacco Regulatory Impacts in Appalachia Using the Experimental Tobacco Marketplace",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use",
        "Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Very Low Nicotine Cigarette",
          "type": "DRUG"
        },
        {
          "name": "Reduced nicotine regulatory environment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Restriction on characterizing flavors in combustible nicotine products",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Restriction on characterizing flavors in noncombustible nicotine products",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Mikhail N Koffarnus",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 473,
      "start_date": "2024-08-16",
      "completion_date": "2028-08",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06234722"
    },
    {
      "nct_id": "NCT02553577",
      "title": "Impact of Electronic Cigarettes on Perinatal Immune Responsiveness and Birth Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Immune Response",
        "Birth Weight",
        "Gestational Age"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Kristin Ashford",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 44 Years · Female only"
      },
      "enrollment_count": 278,
      "start_date": "2016-01-13",
      "completion_date": "2021-02-28",
      "has_results": false,
      "last_update_posted_date": "2021-07-07",
      "last_synced_at": "2026-09-03T12:46:38.184Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02553577"
    }
  ]
}