{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=QUIT",
    "query": {
      "intervention": "QUIT"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1676,
    "total_pages": 168,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=QUIT&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T17:20:32.510Z",
  "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": "NCT02487953",
      "title": "Electronic Nicotine Delivery Systems as a Smoking Cessation Treatment",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "ENDS",
          "type": "OTHER"
        },
        {
          "name": "Placebo patch",
          "type": "OTHER"
        },
        {
          "name": "Placebo ENDS",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 0,
      "start_date": "2018-07",
      "completion_date": "2022-01",
      "has_results": false,
      "last_update_posted_date": "2018-09-12",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02487953"
    },
    {
      "nct_id": "NCT01752426",
      "title": "Pilot Study to Determine Effects of the Btk Inhibitor PCI-32765 on Leukemia Cell Kinetics and Trafficking, Using Heavy Water Labeling in Subjects With CLL and SLL",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "Heavy Water (2H2O)",
          "type": "OTHER"
        },
        {
          "name": "PCI-32765",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2012-12-17",
      "completion_date": "2018-08-09",
      "has_results": true,
      "last_update_posted_date": "2020-02-24",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01752426"
    },
    {
      "nct_id": "NCT02220465",
      "title": "Step-up to Quit: Using Low-to-moderate Intensity Exercise for Reducing Smoking Cue Reactivity Among Low-income Smokers",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sedentary Lifestyle",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "PA+ Smoking Cessation (LMPA)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Care Smoking Counseling (SCC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Temple University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 90,
      "start_date": "2013-04",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2014-08-20",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02220465"
    },
    {
      "nct_id": "NCT01056926",
      "title": "Neurobiology of Nicotine and Non-nicotine Components of Tobacco Addiction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "Quit smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo Patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 147,
      "start_date": "2009-03",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2017-01-31",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01056926"
    },
    {
      "nct_id": "NCT03484364",
      "title": "Engaging Native Hawaiian/Pacific Islanders and Activating Communities to Take Steps (ENACTS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "ENACTS",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 182,
      "start_date": "2018-06-15",
      "completion_date": "2025-01-24",
      "has_results": false,
      "last_update_posted_date": "2025-10-20",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03484364"
    },
    {
      "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": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04972916"
    },
    {
      "nct_id": "NCT01893658",
      "title": "Xolair (Omalizumab) for Treatment of Drug-induced Acute Tubulointerstitial Nephritis (AIN)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Interstitial Nephritis"
      ],
      "interventions": [
        {
          "name": "Omalizumab",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 0,
      "start_date": "2018-06-01",
      "completion_date": "2018-09-28",
      "has_results": false,
      "last_update_posted_date": "2018-12-06",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01893658"
    },
    {
      "nct_id": "NCT06487806",
      "title": "SmokefreeSGM Español Pilot, Beta Testing a Text-based Smoking Cessation Intervention for Sexual and Gender Minority(SGM) Groups Preferring Spanish Language",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "SmokefreeSGM",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2024-08-13",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-11",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06487806"
    },
    {
      "nct_id": "NCT02945787",
      "title": "Spanish-Language Smoking Cessation Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Spanish-Language Version of the Stop Smoking for Good",
          "type": "BEHAVIORAL"
        },
        {
          "name": "NCI-Produced Spanish-language Self-help Booklet",
          "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": 1417,
      "start_date": "2016-10-24",
      "completion_date": "2020-07",
      "has_results": true,
      "last_update_posted_date": "2022-11-04",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02945787"
    },
    {
      "nct_id": "NCT02478697",
      "title": "Tobacco Treatment for Employable Californians, Total IMPACT Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "ProChange ExpertSystem",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "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": "2015-10",
      "completion_date": "2018-09-12",
      "has_results": false,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-09-06T17:20:32.510Z",
      "location_count": 3,
      "location_summary": "Menlo Park, California • San Francisco, California • San Rafael, California",
      "locations": [
        {
          "city": "Menlo Park",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Rafael",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02478697"
    }
  ]
}