{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Smokers&page=9",
    "query": {
      "condition": "Cigarette Smokers",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 278,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Smokers&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Smokers&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T13:12:03.871Z",
  "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": "NCT07710820",
      "title": "A Multi-Site Study to Assess the Effect of Availability of a Heated Tobacco Product on Smoking Abstinence Among Current Primary Cigarette Smokers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Tobacco"
      ],
      "interventions": [
        {
          "name": "31237616",
          "type": "OTHER"
        },
        {
          "name": "31237617",
          "type": "OTHER"
        },
        {
          "name": "31237571",
          "type": "OTHER"
        },
        {
          "name": "31237581",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "RAI Services 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": 1060,
      "start_date": "2026-07",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 9,
      "location_summary": "Brandon, Florida • Coral Springs, Florida • Aurora, Illinois + 5 more",
      "locations": [
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Coral Springs",
          "state": "Florida"
        },
        {
          "city": "Aurora",
          "state": "Illinois"
        },
        {
          "city": "Gurnee",
          "state": "Illinois"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07710820"
    },
    {
      "nct_id": "NCT05896033",
      "title": "Impact of Cigarette and E-cigarette Menthol Regulation on Current Smokers of Menthol Cigarettes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Prevention and Control"
      ],
      "interventions": [
        {
          "name": "Non-Menthol Cigarettes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Flavored E-cigarettes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol Cigarettes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol Flavored E-cigarettes",
          "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": 240,
      "start_date": "2023-10-23",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-21",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05896033"
    },
    {
      "nct_id": "NCT05864586",
      "title": "Developing E-liquid Product Standards (Sweet Spot Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine",
        "Nicotine Vaping",
        "E-cigarette Use"
      ],
      "interventions": [
        {
          "name": "Vaping study EC A",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC B",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC C",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC D",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC E",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC F",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC G",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC H",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC I",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vaping study EC J",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 150,
      "start_date": "2023-05-30",
      "completion_date": "2024-02-26",
      "has_results": true,
      "last_update_posted_date": "2025-04-10",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05864586"
    },
    {
      "nct_id": "NCT02971137",
      "title": "Pain and Smoking Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Pain",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Smoking Cessation plus CBI",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoking Cessation Standard",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 371,
      "start_date": "2017-12-22",
      "completion_date": "2022-01-31",
      "has_results": true,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 2,
      "location_summary": "West Haven, Connecticut • Leeds, Massachusetts",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        },
        {
          "city": "Leeds",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02971137"
    },
    {
      "nct_id": "NCT00711100",
      "title": "Evaluation of Oral Tobacco as a Harm Reduction Method for Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Camel Snus",
          "type": "OTHER"
        },
        {
          "name": "Marlboro Snus",
          "type": "OTHER"
        },
        {
          "name": "Stonewall",
          "type": "OTHER"
        },
        {
          "name": "Ariva",
          "type": "OTHER"
        },
        {
          "name": "General Snus",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 104,
      "start_date": "2008-08",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2019-11-18",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Eugene, Oregon",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00711100"
    },
    {
      "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": "2026-10-04T13:12:03.871Z",
      "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": "NCT05432830",
      "title": "Sex Differences in E-cig Perception: Study 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Addiction",
        "E-Cig Use",
        "Cigarette Smoking",
        "Sex Differences"
      ],
      "interventions": [
        {
          "name": "E-liquid Flavor 1",
          "type": "OTHER"
        },
        {
          "name": "E-liquid Flavor 2",
          "type": "OTHER"
        },
        {
          "name": "E-liquid Flavor 3",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "44 Years",
        "sex": "ALL",
        "summary": "21 Years to 44 Years"
      },
      "enrollment_count": 66,
      "start_date": "2024-04-30",
      "completion_date": "2025-07-18",
      "has_results": true,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05432830"
    },
    {
      "nct_id": "NCT02179034",
      "title": "Flavors and E-cigarette Effects in Adolescent Smokers- STUDY 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nicotine Dependence, Other Tobacco Product"
      ],
      "interventions": [
        {
          "name": "Nicotine",
          "type": "DRUG"
        },
        {
          "name": "Low Dose Menthol",
          "type": "OTHER"
        },
        {
          "name": "High Dose Menthol",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "18 Years to 20 Years"
      },
      "enrollment_count": 59,
      "start_date": "2014-10-23",
      "completion_date": "2017-06-12",
      "has_results": false,
      "last_update_posted_date": "2020-05-04",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02179034"
    },
    {
      "nct_id": "NCT03031145",
      "title": "Investigation of the Impact of Smoking Status on Allergen-induced Nasal Airway Inflammation Using a Cat Hair (Felis Domesticus) Extract Nasal Allergen Challenge Model",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Smoking",
        "Healthy Participants",
        "E-cigarette Smokers"
      ],
      "interventions": [
        {
          "name": "Felis Domesticus",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "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": 0,
      "start_date": "2017-04-03",
      "completion_date": "2017-12-04",
      "has_results": false,
      "last_update_posted_date": "2021-05-07",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03031145"
    },
    {
      "nct_id": "NCT01277887",
      "title": "Smoking Cessation for Smokers With Sleep Problems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Cigarette Smoking",
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Cognitive-Behavioral Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Smoking Cessation Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale 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": 19,
      "start_date": "2010-12",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2017-12-21",
      "last_synced_at": "2026-10-04T13:12:03.871Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01277887"
    }
  ]
}