{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quitline+intervention&page=2",
    "query": {
      "intervention": "Quitline intervention",
      "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?intervention=Quitline+intervention&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T04:08:19.504Z",
  "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": "NCT02856581",
      "title": "Management of Tobacco Treatment Intervention in Reducing Surgical Complications in Patients With Newly Diagnosed Lung Cancer Who Smoke Cigarettes",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tobacco Cessation Counseling",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2017-09-29",
      "completion_date": "2022-04-15",
      "has_results": true,
      "last_update_posted_date": "2022-07-27",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 374,
      "location_summary": "Fairbanks, Alaska • Kingman, Arizona • Jonesboro, Arkansas + 236 more",
      "locations": [
        {
          "city": "Fairbanks",
          "state": "Alaska"
        },
        {
          "city": "Kingman",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Arroyo Grande",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02856581"
    },
    {
      "nct_id": "NCT02301403",
      "title": "A Comparative Effectiveness RCT of Optimized Cessation Treatments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "in-person counseling and quitline counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Preparation Nicotine Mini-Lozenges",
          "type": "DRUG"
        },
        {
          "name": "Combination NRT (nicotine patch + nicotine mini-lozenges)",
          "type": "DRUG"
        },
        {
          "name": "Intensive In-Person Cessation Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Extended Maintenance Counseling Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Automated Adherence Calls",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 623,
      "start_date": "2015-01",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2020-05-13",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02301403"
    },
    {
      "nct_id": "NCT03575468",
      "title": "Enhanced E-cigarette Coaching Intervention for Dual Users of Cigarettes and E-cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Enhanced E-cigarette Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline treatment as usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Consumer Wellness Solutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2018-05-07",
      "completion_date": "2020-10-01",
      "has_results": true,
      "last_update_posted_date": "2023-10-16",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03575468"
    },
    {
      "nct_id": "NCT04832659",
      "title": "Assessment of Biomarkers in Children to Help Parents Quit Tobacco",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "CEASE",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CEASE + BIO",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 865,
      "start_date": "2023-01-20",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04832659"
    },
    {
      "nct_id": "NCT03808714",
      "title": "Smoking Cessation Tailored to Rural Young Adult African American Men:",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "TOUCHDOWN",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "MALE",
        "summary": "18 Years to 30 Years · Male only"
      },
      "enrollment_count": 35,
      "start_date": "2016-04-26",
      "completion_date": "2020-08-01",
      "has_results": false,
      "last_update_posted_date": "2021-05-10",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03808714"
    },
    {
      "nct_id": "NCT06582693",
      "title": "Refer2Quit: Evaluating a Proactive, Tailored, Population Health Approach for Tobacco Treatment for Household Smokers Through a Pediatric Care Network",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Smoking Cessation",
        "Second Hand Tobacco Smoke"
      ],
      "interventions": [
        {
          "name": "Refer2Quit",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3200,
      "start_date": "2024-09-06",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06582693"
    },
    {
      "nct_id": "NCT02564315",
      "title": "The Long-Term Quitting (Smoking Cessation) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine Mini-Lozenge for 11 Months",
          "type": "DRUG"
        },
        {
          "name": "Preparation Phase Behavioral Reduction Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Preparation Phase Recycling Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Preparation Phase Control Treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Supportive Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Skill Training Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Brief Information",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cessation Phase Nicotine Patch + Nicotine Mini-Lozenge",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 1154,
      "start_date": "2015-10-30",
      "completion_date": "2019-11-05",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02564315"
    },
    {
      "nct_id": "NCT03656874",
      "title": "Engaging Patients in Tobacco Cessation Resources in Dental Settings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Clinical Decision Support",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "HealthPartners Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2019-03-29",
      "completion_date": "2021-06-30",
      "has_results": true,
      "last_update_posted_date": "2022-06-28",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 3,
      "location_summary": "Indianapolis, Indiana • Bloomington, Minnesota • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Bloomington",
          "state": "Minnesota"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03656874"
    },
    {
      "nct_id": "NCT04972916",
      "title": "Patient Navigation-based Tobacco Harm Reduction Program Among Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Patient navigation-based tobacco harm reduction intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey 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": 12,
      "start_date": "2021-06-15",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04972916"
    },
    {
      "nct_id": "NCT03059940",
      "title": "Smoking Cessation Intervention During Low Dose CT (LDCT) Screening for Lung Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low Dose Computed Tomography Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Shared Decision Making + Video",
          "type": "OTHER"
        },
        {
          "name": "Cessation Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pharmacotherapy Discussion",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Anti-Smoking Drug",
          "type": "DRUG"
        },
        {
          "name": "Tobacco Treatment Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Carbon Monoxide (CO) Level Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 630,
      "start_date": "2017-06-16",
      "completion_date": "2026-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-09-26T04:08:19.504Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03059940"
    }
  ]
}