{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Behavior&page=54",
    "query": {
      "condition": "Smoking Behavior",
      "page": 54
    },
    "page_size": 10
  },
  "pagination": {
    "page": 54,
    "page_size": 10,
    "total_count": 2082,
    "total_pages": 209,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Behavior&page=55&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Behavior&page=53&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-28T06:09:59.043Z",
  "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": "NCT03416621",
      "title": "Project Q Pilot: Smoking Cessation for Light Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "Cognitive behavioral cessation counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Counseling and placebo drug intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Counseling and active drug intervention",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "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": 31,
      "start_date": "2018-05-17",
      "completion_date": "2020-02-29",
      "has_results": true,
      "last_update_posted_date": "2021-03-29",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03416621"
    },
    {
      "nct_id": "NCT00067899",
      "title": "Oxidative Stress and Vitamin E Requirements",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Vitamin E with and without Vitamin C",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 99,
      "start_date": "2000-09",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2013-06-19",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Corvallis, Oregon",
      "locations": [
        {
          "city": "Corvallis",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00067899"
    },
    {
      "nct_id": "NCT00040287",
      "title": "Theory-Based Interventions for Smoking and Obesity (Challenge) Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "smoking cessation program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "weight control program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 1778,
      "start_date": "1999-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-05-17",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00040287"
    },
    {
      "nct_id": "NCT01801384",
      "title": "Voucher Based Incentives to Treat Pregnant Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Efficacy of Financial Incentives"
      ],
      "interventions": [
        {
          "name": "Voucher-based incentives",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 166,
      "start_date": "2006-04",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2023-05-12",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01801384"
    },
    {
      "nct_id": "NCT01686178",
      "title": "Countering Young Adult Tobacco Marketing in Bars",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Anti-smoking social marketing campaign",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 17422,
      "start_date": "2012-09",
      "completion_date": "2017-07-02",
      "has_results": false,
      "last_update_posted_date": "2017-10-18",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01686178"
    },
    {
      "nct_id": "NCT03187730",
      "title": "Integrating Financial Management Counseling and Smoking Cessation Counseling to Reduce Health and Economic Disparities in Low-Income Immigrants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Integrated Smoking Cessation and Financial Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Waitlist Integrated Smoking Cessation and Financial Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Replacement Therapy (NRT)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 410,
      "start_date": "2017-09-22",
      "completion_date": "2021-04-30",
      "has_results": true,
      "last_update_posted_date": "2021-06-18",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03187730"
    },
    {
      "nct_id": "NCT02096029",
      "title": "Tobacco Intervention in Primary Care Treatment Opportunities for Providers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement Therapy (NRT) Sampling",
          "type": "OTHER"
        },
        {
          "name": "Ask, Advise, Refer (physician brief advice)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1278,
      "start_date": "2014-07",
      "completion_date": "2018-06-15",
      "has_results": true,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02096029"
    },
    {
      "nct_id": "NCT07039175",
      "title": "Intervention to Increase Intention to Change Alcohol/Tobacco Use in Veterans With Chronic Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Tobacco Smoking",
        "Alcohol-Related Disorders"
      ],
      "interventions": [
        {
          "name": "MINDSET",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "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": 270,
      "start_date": "2025-10-01",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-31",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07039175"
    },
    {
      "nct_id": "NCT04159571",
      "title": "QuitFast: Evaluating Transcranial Magnetic Stimulation as a Tool to Reduce Smoking Directly Following a Quit Attempt",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation",
        "Craving",
        "Addiction",
        "Addiction Nicotine",
        "Nicotine Dependence",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Real TBS to the vmPFC",
          "type": "DEVICE"
        },
        {
          "name": "Sham cTBS to the vmPFC",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 40,
      "start_date": "2020-08-20",
      "completion_date": "2022-11-23",
      "has_results": true,
      "last_update_posted_date": "2024-05-21",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04159571"
    },
    {
      "nct_id": "NCT01700257",
      "title": "Lung Cancer Screening Study With Low-dose CT Scan and Blood Biomarker",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "High Risk of Developing Lung Cancer"
      ],
      "interventions": [
        {
          "name": "CT scan & Early CDT Lung test",
          "type": "RADIATION"
        },
        {
          "name": "CT scan & Early CDT Lung test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "National Jewish Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 1361,
      "start_date": "2012-05",
      "completion_date": "2020-12-07",
      "has_results": false,
      "last_update_posted_date": "2020-12-31",
      "last_synced_at": "2026-10-28T06:09:59.043Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01700257"
    }
  ]
}