{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smokers+cease+smoking&page=3",
    "query": {
      "intervention": "Smokers cease smoking",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 266,
    "total_pages": 27,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smokers+cease+smoking&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smokers+cease+smoking&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T23:01:50.131Z",
  "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": "NCT04417075",
      "title": "Mobile Smoking Treatment for Spanish-speaking Latinx Smokers",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Impacto (Mobile App)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dejar de Fumar Asistente (Mobile App)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 38,
      "start_date": "2020-02-21",
      "completion_date": "2020-07-31",
      "has_results": false,
      "last_update_posted_date": "2020-06-04",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04417075"
    },
    {
      "nct_id": "NCT03657511",
      "title": "Tobacco Cessation Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Tobacco"
      ],
      "interventions": [
        {
          "name": "Educational Interventions to Promote Tobacco Cessation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2018-10-22",
      "completion_date": "2021-06-21",
      "has_results": false,
      "last_update_posted_date": "2022-05-06",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03657511"
    },
    {
      "nct_id": "NCT04623736",
      "title": "Smartphone Application Smoking Cessation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "quitSTART",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2020-10-19",
      "completion_date": "2021-06-10",
      "has_results": false,
      "last_update_posted_date": "2021-11-10",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04623736"
    },
    {
      "nct_id": "NCT06442514",
      "title": "Pain and Smoking Study 2.0: A Randomized Clinical Trial of Smoking Cessation Among Veterans With Chronic Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Pain",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "PASS2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as Usual",
          "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": 220,
      "start_date": "2026-09-21",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06442514"
    },
    {
      "nct_id": "NCT01124110",
      "title": "Tobacco Tactics Website for Operating Engineers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking",
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "Tobacco Tactics Web-Based Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "1-800-QUIT-NOW Telephone Hotline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 232,
      "start_date": "2010-01",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2014-11-18",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01124110"
    },
    {
      "nct_id": "NCT01093599",
      "title": "Trial on the Effectiveness of Mindfulness Training for Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Quit Line plus MTS",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quit Line Only",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 196,
      "start_date": "2010-03",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2015-10-20",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01093599"
    },
    {
      "nct_id": "NCT05513872",
      "title": "Overcoming Nicotine Dependence to Enable Quitting",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use",
        "Smoking Cessation",
        "Smoking Behaviors",
        "Nicotine Dependence",
        "Nicotine Withdrawal"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement Therapy (NRT) Sampling",
          "type": "DRUG"
        },
        {
          "name": "Practice Quitting (PQ) Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Motivational Interviewing (MI) Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Rush University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 780,
      "start_date": "2023-03-24",
      "completion_date": "2027-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05513872"
    },
    {
      "nct_id": "NCT02267096",
      "title": "Lombardi Comprehensive Cancer Center/Legacy Pilot Study to Reduce Adverse Smoking Outcomes in the Context of Lung Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Telephone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Minimal Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "55 Years to 80 Years"
      },
      "enrollment_count": 95,
      "start_date": "2014-01",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2016-10-19",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 3,
      "location_summary": "Washington D.C., District of Columbia • Burlington, Massachusetts • Hackensack, New Jersey",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Burlington",
          "state": "Massachusetts"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02267096"
    },
    {
      "nct_id": "NCT00032084",
      "title": "S0002 - A Program to Quit Smoking With or Without Bupropion in Treating Patients With Stage I or II Non-Small Cell Lung Cancer Who Have Undergone Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "smoking cessation intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "bupropion hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "nicotine",
          "type": "DRUG"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2002-01",
      "completion_date": "2004-02",
      "has_results": false,
      "last_update_posted_date": "2013-03-11",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 175,
      "location_summary": "Anniston, Alabama • Mobile, Alabama • Phoenix, Arizona + 115 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00032084"
    },
    {
      "nct_id": "NCT05367492",
      "title": "Varenicline for Nicotine Vaping Cessation in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Vaping",
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Double Blind Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Double Blind Placebo",
          "type": "DRUG"
        },
        {
          "name": "QuitVaping",
          "type": "BEHAVIORAL"
        },
        {
          "name": "This Is Quitting",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "16 Years to 25 Years"
      },
      "enrollment_count": 261,
      "start_date": "2022-06-22",
      "completion_date": "2024-05-28",
      "has_results": true,
      "last_update_posted_date": "2025-04-27",
      "last_synced_at": "2026-10-03T23:01:50.131Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05367492"
    }
  ]
}