{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quitline+Counseling+Phone+Calls&page=2",
    "query": {
      "intervention": "Quitline Counseling Phone Calls",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 37,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quitline+Counseling+Phone+Calls&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quitline+Counseling+Phone+Calls&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T05:01:33.497Z",
  "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": "NCT03229356",
      "title": "An EPIC Based BPA to Enhance Quit Line Referral and Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Best Practices Advisory (BPA)",
          "type": "OTHER"
        },
        {
          "name": "BPA + Enhanced Education",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2017-04-18",
      "completion_date": "2019-05-30",
      "has_results": true,
      "last_update_posted_date": "2023-11-18",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03229356"
    },
    {
      "nct_id": "NCT06432985",
      "title": "Smoking Cessation CM for Veterans With or at Risk for Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder",
        "Substance Use Disorder"
      ],
      "interventions": [
        {
          "name": "Focus Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Contingency Management (CM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "TUD Treatment as Usual (TAU)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2025-01-29",
      "completion_date": "2031-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-02",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06432985"
    },
    {
      "nct_id": "NCT03670264",
      "title": "BE Smokefree: Behavioral Economics Incentives to Engage Adolescents in Smoking Cessation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Quitline Incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Tobacco Cessation Incentive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Way to Health (WTH) Platform",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline Delivered Treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital of Philadelphia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "14 Years to 21 Years"
      },
      "enrollment_count": 15,
      "start_date": "2018-09-21",
      "completion_date": "2021-03-19",
      "has_results": true,
      "last_update_posted_date": "2021-07-13",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03670264"
    },
    {
      "nct_id": "NCT02144883",
      "title": "Telephone Counseling for Pregnant Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Telephone counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-help materials",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Diego",
      "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": 1173,
      "start_date": "2000-09",
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02144883"
    },
    {
      "nct_id": "NCT05683821",
      "title": "BREATHE 2 Clinic Stop-Smoking Treatment Outreach Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Quitting Smoking",
        "Smoking Cessation",
        "Smoking, Cigarette"
      ],
      "interventions": [
        {
          "name": "Text message smoking treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine replacement therapy sampling",
          "type": "DRUG"
        },
        {
          "name": "Wisconsin Tobacco QuitLine Referral",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Referral to Primary Care Provider",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "BREATHE 2 Cessation Study",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Additional modalities to learn about and request treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "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": 12376,
      "start_date": "2023-07-24",
      "completion_date": "2025-05-07",
      "has_results": true,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05683821"
    },
    {
      "nct_id": "NCT00851357",
      "title": "Telephone Counseling and the Distribution of Nicotine Patches to Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Telephone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Self-Help Materials",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4200,
      "start_date": "2009-02",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00851357"
    },
    {
      "nct_id": "NCT01434342",
      "title": "Feasibility of Delivering a Quitline Based Smoking Cessation Intervention in Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Lung Cancer",
        "Tobacco Use Disorder",
        "Breast Cancer",
        "Colorectal Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement Patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 146,
      "start_date": "2011-10-01",
      "completion_date": "2015-01-01",
      "has_results": true,
      "last_update_posted_date": "2021-09-28",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01434342"
    },
    {
      "nct_id": "NCT04547686",
      "title": "Efficacy of a Smoke-Free Homes Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cessation, Smoking"
      ],
      "interventions": [
        {
          "name": "Smoke-Free Homes Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 916,
      "start_date": "2020-11-11",
      "completion_date": "2025-07-27",
      "has_results": true,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04547686"
    },
    {
      "nct_id": "NCT06053567",
      "title": "Community-based Smoking Cessation Treatment for Adults With High Stress Sensitivity.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Jasper A. Smits",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 360,
      "start_date": "2023-12-27",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06053567"
    },
    {
      "nct_id": "NCT00570804",
      "title": "Combined Treatment for Tobacco and Alcohol Use in Puerto Rico",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Telephone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Telephone Assessments",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson 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": 370,
      "start_date": "2007-12",
      "completion_date": "2021-07-22",
      "has_results": false,
      "last_update_posted_date": "2021-07-28",
      "last_synced_at": "2026-10-04T05:01:33.497Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00570804"
    }
  ]
}