{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Tobacco&page=8",
    "query": {
      "condition": "Tobacco",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 1798,
    "total_pages": 180,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Tobacco&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Tobacco&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T14:58:03.837Z",
  "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": "NCT04308759",
      "title": "An Innovative Conversational Agent (Quitbot) for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking &Amp; Tobacco Cessation"
      ],
      "interventions": [
        {
          "name": "Experimental Smoking Cessation Program",
          "type": "OTHER"
        },
        {
          "name": "Control Smoking Cessation Program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1647,
      "start_date": "2022-07-24",
      "completion_date": "2026-04-08",
      "has_results": true,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04308759"
    },
    {
      "nct_id": "NCT03405220",
      "title": "Testing a Self-affirmation Intervention for Use in a Mobile Application",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation",
        "Smoking, Tobacco"
      ],
      "interventions": [
        {
          "name": "Self affirmation, 10 items, written examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 10 items, no examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 10 items, imagined examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 5 items, written examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 5 items, no examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 5 items, imagined examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 3 items, written examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 3 items, no examples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self affirmation, 3 items, imagined examples",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Kent State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 900,
      "start_date": "2018-01-16",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2018-05-21",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 1,
      "location_summary": "Kent, Ohio",
      "locations": [
        {
          "city": "Kent",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03405220"
    },
    {
      "nct_id": "NCT01406223",
      "title": "Mechanistic Evaluations of Pre-Cessation Therapies for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Bupropion",
          "type": "DRUG"
        },
        {
          "name": "Nicotine patches",
          "type": "DRUG"
        },
        {
          "name": "Placebo varenicline",
          "type": "OTHER"
        },
        {
          "name": "Placebo bupropion",
          "type": "OTHER"
        },
        {
          "name": "Placebo patch",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 282,
      "start_date": "2011-07",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-11-14",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 2,
      "location_summary": "Durham, North Carolina • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01406223"
    },
    {
      "nct_id": "NCT00258479",
      "title": "Safety of Combining Modafinil and Nicotine Replacement Therapy in Treating Nicotine Dependent Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "ModafinilNicotine Replacement Therapy",
          "type": "DRUG"
        },
        {
          "name": "Modafinil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Catherine Martin, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "16 Years to 40 Years"
      },
      "enrollment_count": 24,
      "start_date": "2003-06",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2017-05-11",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 1,
      "location_summary": "Lexington, Kentucky",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00258479"
    },
    {
      "nct_id": "NCT05210699",
      "title": "CSD201201: Study to Assess Elements of Abuse Liability for Electronic Nicotine Delivery System P12",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Behaviors",
        "Tobacco Use",
        "Tobacco Smoking"
      ],
      "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 N",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "RAI Services Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 36,
      "start_date": "2022-03-21",
      "completion_date": "2022-05-17",
      "has_results": false,
      "last_update_posted_date": "2022-06-29",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 2,
      "location_summary": "Springfield, Missouri • Knoxville, Tennessee",
      "locations": [
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05210699"
    },
    {
      "nct_id": "NCT00683033",
      "title": "Contingency Management for Smoking in Substance Abusers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief smoking cessation counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "UConn Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2008-05",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2011-11-21",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00683033"
    },
    {
      "nct_id": "NCT02439255",
      "title": "Effect of Black Raspberry Phytochemicals on Oral Microbiome in Current Smokers and Non-smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Subject",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Phytochemical",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Screening Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "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": 148,
      "start_date": "2015-12-04",
      "completion_date": "2022-04-30",
      "has_results": false,
      "last_update_posted_date": "2022-10-05",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02439255"
    },
    {
      "nct_id": "NCT01844687",
      "title": "Laboratory Study of Cannabidiol on the Effects of Smoked Marijuana",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Smoking, Marijuana"
      ],
      "interventions": [
        {
          "name": "CBD",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-05",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 3,
      "location_summary": "Lexington, Kentucky • New York, New York • Charleston, South Carolina",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01844687"
    },
    {
      "nct_id": "NCT03612804",
      "title": "Promoting Smoking Cessation in Lung Cancer Screening Through Proactive Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Reduction",
        "Tobacco Use",
        "Tobacco Smoking",
        "Tomography",
        "Lung Diseases",
        "Lung Neoplasms"
      ],
      "interventions": [
        {
          "name": "Unsigned note to provider about cessation medication prescription",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Proactive Telephone Counseling from VA Quitline",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "Up to 80 Years"
      },
      "enrollment_count": 944,
      "start_date": "2019-05-10",
      "completion_date": "2023-02-09",
      "has_results": true,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 3,
      "location_summary": "New York, New York • Providence, Rhode Island • Seattle, Washington",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Providence",
          "state": "Rhode Island"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03612804"
    },
    {
      "nct_id": "NCT00301626",
      "title": "ROSCAP: Reduction of Smoking in Cardiac Patients Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence",
        "Tobacco Dependence",
        "Cardiac Disease"
      ],
      "interventions": [
        {
          "name": "smoking reduction intervention (including NRT)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institutes of Health (NIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 180,
      "start_date": "2000-10",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2008-10-24",
      "last_synced_at": "2026-10-21T14:58:03.837Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00301626"
    }
  ]
}