{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Smoking+Behavior",
    "query": {
      "condition": "Cigarette Smoking Behavior"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 745,
    "total_pages": 75,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cigarette+Smoking+Behavior&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T19:04:26.758Z",
  "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": "NCT03953508",
      "title": "Perceptions of Cigarette Smoking in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking, Cigarette"
      ],
      "interventions": [
        {
          "name": "Cigarette flavor type",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "26 Years",
        "sex": "ALL",
        "summary": "18 Years to 26 Years"
      },
      "enrollment_count": 199,
      "start_date": "2020-08-01",
      "completion_date": "2023-01-31",
      "has_results": true,
      "last_update_posted_date": "2024-12-16",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03953508"
    },
    {
      "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": "2026-06",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07612696"
    },
    {
      "nct_id": "NCT01443858",
      "title": "Meclizine as a Potential Smoking Cessation Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Meclizine",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 146,
      "start_date": "2011-08",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2014-08-01",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 4,
      "location_summary": "Charlotte, North Carolina • Durham, North Carolina • Raleigh, North Carolina + 1 more",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01443858"
    },
    {
      "nct_id": "NCT05971823",
      "title": "Effects of Electronic Cigarette Flavors on Abuse Liability in Smokers (P3-Taste)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "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": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2023-07-31",
      "completion_date": "2024-07-26",
      "has_results": true,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05971823"
    },
    {
      "nct_id": "NCT01639079",
      "title": "Comparison of Internet Stop Smoking Intervention to Usual Care on Smoking Cessation at 6 Months",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Internet Smoking Cessation Web Site",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 146,
      "start_date": "2012-06",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2018-11-15",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01639079"
    },
    {
      "nct_id": "NCT04640285",
      "title": "Nicotine Uptake, Measures of Abuse Liability, and Puffing Topography With Use of RELX ENDS Products by Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "RELX ENDS Tobacco Flavor",
          "type": "OTHER"
        },
        {
          "name": "RELX ENDS Menthol Flavor",
          "type": "OTHER"
        },
        {
          "name": "Usual Brand Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Nicorette White Ice Mint nicotine polacrilex gum",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cheerain HK Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "22 Years to 59 Years"
      },
      "enrollment_count": 41,
      "start_date": "2020-11-03",
      "completion_date": "2021-03-19",
      "has_results": false,
      "last_update_posted_date": "2021-03-24",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04640285"
    },
    {
      "nct_id": "NCT06856525",
      "title": "Dissolved Phase HXe-129 MRI: A Novel Biomarker to Quantify Pulmonary Pathology",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Electronic Cigarette Related Lung Damage"
      ],
      "interventions": [
        {
          "name": "Hyperpolarized xenon 129",
          "type": "DRUG"
        },
        {
          "name": "Cardiopulmonary Stress Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Pulmonary Function Test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Chest CT",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Y. Michael Shim, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-12-19",
      "completion_date": "2032-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Charlottesville, Virginia",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06856525"
    },
    {
      "nct_id": "NCT05423340",
      "title": "Effect of E-Liquid Flavor on Respiratory Symptoms in People Using Electronic Nicotine Delivery Systems",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "E-cigarette Flavor",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Free Nicotine Pouch",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 163,
      "start_date": "2022-06-12",
      "completion_date": "2024-10-03",
      "has_results": true,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05423340"
    },
    {
      "nct_id": "NCT00129272",
      "title": "Effectiveness of Bupropion for Treating Nicotine Dependence in Young People",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Cessation",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Bupropion-SR",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "12 Years to 25 Years"
      },
      "enrollment_count": 172,
      "start_date": "2004-05",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2017-05-22",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00129272"
    },
    {
      "nct_id": "NCT07075575",
      "title": "Quit-Smoking Study for Native Hawaiians",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine Polacrilex Gum (2 mg)",
          "type": "DRUG"
        },
        {
          "name": "Cognitive Behavioral Group Therapy (CBGT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Hawaii",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 75,
      "start_date": "2026-04-01",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-06-10T19:04:26.758Z",
      "location_count": 1,
      "location_summary": "Honolulu, Hawaii",
      "locations": [
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07075575"
    }
  ]
}