{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Tobacco+Use+Disorder%2FCigarette+Smoking&page=2",
    "query": {
      "condition": "Tobacco Use Disorder/Cigarette Smoking",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Tobacco+Use+Disorder%2FCigarette+Smoking&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T17:27:39.000Z",
  "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": "NCT05278065",
      "title": "E-cigarettes for Harm Reduction in Adults With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Asthma",
        "Electronic Cigarette Use",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 17,
      "start_date": "2022-05-01",
      "completion_date": "2024-09-12",
      "has_results": true,
      "last_update_posted_date": "2025-11-18",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05278065"
    },
    {
      "nct_id": "NCT01575145",
      "title": "Helping Hospitalized Patients Quit Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Abuse Cigarette"
      ],
      "interventions": [
        {
          "name": "Quitline facilitation intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief stop-smoking intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2012-05",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2016-01-11",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01575145"
    },
    {
      "nct_id": "NCT00656500",
      "title": "Quitline Use in Surgical Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Standard brief advice",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2007-07",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2012-02-03",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00656500"
    },
    {
      "nct_id": "NCT01308736",
      "title": "Varenicline-Aided Cigarette Reduction in Smokers Not Ready to Quit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "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": 73,
      "start_date": "2011-01",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2017-07-17",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01308736"
    },
    {
      "nct_id": "NCT01867411",
      "title": "Multimodal Neuroimaging Genetic Biomarkers of Nicotine AddictionSeverity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 159,
      "start_date": "2013-11-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-06-18",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01867411"
    },
    {
      "nct_id": "NCT03176784",
      "title": "UW Quitting Using Intensive Treatment Study (QUITS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo Patch",
          "type": "OTHER"
        },
        {
          "name": "Placebo Pill",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1251,
      "start_date": "2017-11-11",
      "completion_date": "2020-07-09",
      "has_results": true,
      "last_update_posted_date": "2023-01-23",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 2,
      "location_summary": "Madison, Wisconsin • Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03176784"
    },
    {
      "nct_id": "NCT05642715",
      "title": "Trial of a Harm Reduction Strategy for People With HIV Who Smoke Cigarettes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hiv",
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "EX+",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "HR",
          "type": "BEHAVIORAL"
        },
        {
          "name": "TAU",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Montefiore Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "40 Years to 79 Years"
      },
      "enrollment_count": 400,
      "start_date": "2024-04-04",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05642715"
    },
    {
      "nct_id": "NCT01664741",
      "title": "Nicotine Dependence, Withdrawal and Replacement Therapy Assessed by PET Imaging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine patch - transdermal",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 127,
      "start_date": "2012-04",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2019-05-09",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01664741"
    },
    {
      "nct_id": "NCT02825459",
      "title": "Does Abstinence From E-cigarettes Produce Withdrawal Symptoms?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Withdrawal Syndrome"
      ],
      "interventions": [
        {
          "name": "Abstinence from e-cigarettes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 147,
      "start_date": "2016-07",
      "completion_date": "2018-10-31",
      "has_results": false,
      "last_update_posted_date": "2018-11-20",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Burlington, Vermont",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02825459"
    },
    {
      "nct_id": "NCT01592695",
      "title": "Tailored Tobacco Quitline for Rural Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine replacement therapy - transdermal nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Tailored behavioral intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco quit line referral",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine replacement therapy - nicotine gum",
          "type": "DRUG"
        },
        {
          "name": "Nicotine replacement therapy - nicotine lozenge",
          "type": "DRUG"
        },
        {
          "name": "Bupropion Sustained Release",
          "type": "DRUG"
        },
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Combination pharmacotherapy - transdermal nicotine patch + nicotine gum",
          "type": "DRUG"
        },
        {
          "name": "Combination pharmacotherapy - transdermal nicotine patch + nicotine lozenge",
          "type": "DRUG"
        },
        {
          "name": "Combination pharmacotherapy - transdermal nicotine patch + bupropion",
          "type": "DRUG"
        },
        {
          "name": "Alcohol use risk reduction",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral activation for the treatment of depression",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Behavioral management of post-cessation weight gain",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Iowa City Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 63,
      "start_date": "2012-06",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2019-08-02",
      "last_synced_at": "2026-07-24T17:27:39.000Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01592695"
    }
  ]
}