{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Use&page=23",
    "query": {
      "condition": "Cigarette Use",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 690,
    "total_pages": 69,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Use&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Use&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T05:54:03.914Z",
  "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": "NCT06356610",
      "title": "Pharmacokinetic and Subjective Effects of Heated Tobacco Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Product A",
          "type": "OTHER"
        },
        {
          "name": "Product B",
          "type": "OTHER"
        },
        {
          "name": "Product C",
          "type": "OTHER"
        },
        {
          "name": "Product D",
          "type": "OTHER"
        },
        {
          "name": "Product E",
          "type": "OTHER"
        },
        {
          "name": "Product F",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-02-06",
      "completion_date": "2024-12-18",
      "has_results": true,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 3,
      "location_summary": "Lexington, Kentucky • Springfield, Missouri • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06356610"
    },
    {
      "nct_id": "NCT01010620",
      "title": "Screening Protocol for Research Participants",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia",
        "Substance Abuse",
        "Cocaine Abuse",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Various Screening psychiatric and medical assessments",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 523,
      "start_date": "2009-12",
      "completion_date": "2019-06-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-19",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Catonsville, Maryland",
      "locations": [
        {
          "city": "Catonsville",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01010620"
    },
    {
      "nct_id": "NCT06919276",
      "title": "Nicotine and Cannabis Vape Labeling Experiment - Spring 2025",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaping",
        "Adolescent",
        "Electronic Cigarette Use",
        "Nicotine",
        "Cannabis"
      ],
      "interventions": [
        {
          "name": "Vaping Device Labeling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "11 Years to 19 Years"
      },
      "enrollment_count": 3048,
      "start_date": "2025-03-03",
      "completion_date": "2025-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06919276"
    },
    {
      "nct_id": "NCT00823927",
      "title": "Alveolar Macrophage Proteomics in HIV-associated Emphysema",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV",
        "Emphysema",
        "HIV Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Philip Diaz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 365,
      "start_date": "2006-04-21",
      "completion_date": "2008-06-23",
      "has_results": false,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00823927"
    },
    {
      "nct_id": "NCT06001840",
      "title": "Promotion and Mitigation Factors Leading to Illegal Tobacco Purchases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Nicotine Vaping"
      ],
      "interventions": [
        {
          "name": "Promotion factors",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mitigation strategies",
          "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": 65,
      "start_date": "2024-01-04",
      "completion_date": "2025-03-31",
      "has_results": true,
      "last_update_posted_date": "2026-02-10",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06001840"
    },
    {
      "nct_id": "NCT07612696",
      "title": "Impact of Electronic Cigarette Temperature and Solvent on Biomarkers",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oxidative Stress",
        "Tobacco Use",
        "Electronic Cigarettes"
      ],
      "interventions": [
        {
          "name": "High temperature wattage setting on electronic cigarette",
          "type": "OTHER"
        },
        {
          "name": "Low temperature wattage setting on electronic cigarette",
          "type": "OTHER"
        },
        {
          "name": "High concentration of Propylene Glycol",
          "type": "OTHER"
        },
        {
          "name": "Low concentration of Propylene Glycol",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-10-15",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07612696"
    },
    {
      "nct_id": "NCT03645941",
      "title": "Connecting Alaska Native People to Quit Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use",
        "Tobacco Smoking",
        "Tobacco Use Cessation",
        "Smoking Cessation",
        "Smoking, Cigarette",
        "Smoking, Tobacco",
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Facebook Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 61,
      "start_date": "2019-12-13",
      "completion_date": "2021-03-26",
      "has_results": true,
      "last_update_posted_date": "2022-06-08",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03645941"
    },
    {
      "nct_id": "NCT02416011",
      "title": "Smoking Cessation Self-Help for Dual Users of Tobacco Cigarettes and E-Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "GENERIC",
          "type": "BEHAVIORAL"
        },
        {
          "name": "eTARGET",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2896,
      "start_date": "2015-03-31",
      "completion_date": "2019-06-30",
      "has_results": true,
      "last_update_posted_date": "2022-02-23",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02416011"
    },
    {
      "nct_id": "NCT00578552",
      "title": "Gabapentin for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin - 1800 mg/day",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin - 2700 mg/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 80,
      "start_date": "2007-10",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2011-04-19",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00578552"
    },
    {
      "nct_id": "NCT01359709",
      "title": "Effects of Contingency Management and Nicotine Replacement Therapy on Youth Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cigarette Smoking Behavior"
      ],
      "interventions": [
        {
          "name": "Nicotine polacrilex",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "13 Years to 21 Years"
      },
      "enrollment_count": 60,
      "start_date": "2011-06",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-05-13",
      "last_synced_at": "2026-10-30T05:54:03.914Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01359709"
    }
  ]
}