{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quitline+Support",
    "query": {
      "intervention": "Quitline Support"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 58,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quitline+Support&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T09:22:49.971Z",
  "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": "NCT07447635",
      "title": "Testing an MBI for Smoking Cessation and Alcohol Use Among Cancer Survivors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Alcohol Use"
      ],
      "interventions": [
        {
          "name": "Mindfulness-Based Relapse Prevention for Smoking and Alcohol (MBRP-SA)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2026-05-15",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07447635"
    },
    {
      "nct_id": "NCT04737772",
      "title": "Project CheckUP: A Brief Behavioral Intervention for Quitline Callers Who Use Marijuana (MJ) and Tobacco",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Marijuana Use"
      ],
      "interventions": [
        {
          "name": "Behavioral: Quitline treatment as usual",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QL Marijuana Check-Up intervention (QL-MJCU)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Consumer Wellness Solutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 107,
      "start_date": "2021-04-13",
      "completion_date": "2022-12-01",
      "has_results": true,
      "last_update_posted_date": "2025-02-27",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04737772"
    },
    {
      "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": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06582693"
    },
    {
      "nct_id": "NCT03482583",
      "title": "Tobacco Use Treatment in Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking, Cigarette"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement Therapy",
          "type": "DRUG"
        },
        {
          "name": "Referral to AHEC/Quitline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2018-05-14",
      "completion_date": "2019-12-31",
      "has_results": true,
      "last_update_posted_date": "2020-05-22",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 5,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03482583"
    },
    {
      "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": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03657511"
    },
    {
      "nct_id": "NCT03538938",
      "title": "Improving Quitline Support Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "1-Call Quitline Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "4-Call Quitline Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Patch and Nicotine Lozenge",
          "type": "DRUG"
        },
        {
          "name": "SmokefreeTXT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No SmokefreeTXT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial Incentives for Treatment Engagement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Financial Incentives for Treatment Engagement",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "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": 1316,
      "start_date": "2018-06-07",
      "completion_date": "2023-08-15",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03538938"
    },
    {
      "nct_id": "NCT06218823",
      "title": "Tobacco Treatment Comparison for Cancer Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Transdermal Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Standard Telephone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Varenicline",
          "type": "DRUG"
        },
        {
          "name": "Cancer-Targeted Telephone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mailed Information about Standard Care Resources",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL",
        "OTHER"
      ],
      "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": 52,
      "start_date": "2024-03-01",
      "completion_date": "2025-08-04",
      "has_results": true,
      "last_update_posted_date": "2025-10-27",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06218823"
    },
    {
      "nct_id": "NCT01817842",
      "title": "Study of Mobile Phone Support for the DC Tobacco Quitline",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Mobile EX cessation support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "DC Quitline Support",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Device Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Truth Initiative",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 803,
      "start_date": "2010-07",
      "completion_date": "2012-02",
      "has_results": false,
      "last_update_posted_date": "2013-03-26",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01817842"
    },
    {
      "nct_id": "NCT04974580",
      "title": "Research and Innovation to Stop E-cigarette/Vaping in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nicotine Dependence",
        "E-Cig Use"
      ],
      "interventions": [
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Phone Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Digital Coaching",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 508,
      "start_date": "2021-07-28",
      "completion_date": "2022-12-30",
      "has_results": true,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04974580"
    },
    {
      "nct_id": "NCT04657250",
      "title": "mHealth for Smoking Cessation in Public Housing",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Smoking cessation + quitline linkage text messages",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Passive quitline referral",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2020-10-26",
      "completion_date": "2022-07-31",
      "has_results": false,
      "last_update_posted_date": "2022-11-08",
      "last_synced_at": "2026-09-02T09:22:49.971Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04657250"
    }
  ]
}