{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Refrain+from+Smoking",
    "query": {
      "intervention": "Refrain from Smoking"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 123,
    "total_pages": 13,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Refrain+from+Smoking&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T00:44:31.024Z",
  "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": "NCT05732272",
      "title": "Improving Smoking Abstinence Outcomes in the African American Community Through Extended Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Bupropion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2023-02-28",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05732272"
    },
    {
      "nct_id": "NCT05740098",
      "title": "Financial Incentives for Smoking Cessation Among Mothers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Best Practices",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Financial Incentives",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Nicotine Replacement Therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 198,
      "start_date": "2015-06",
      "completion_date": "2020-10",
      "has_results": true,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05740098"
    },
    {
      "nct_id": "NCT01756053",
      "title": "Effects of ABT-089 on Smoking Abstinence Symptoms and Reward",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine Addiction"
      ],
      "interventions": [
        {
          "name": "ABT-089",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 17,
      "start_date": "2013-03",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2014-10-29",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01756053"
    },
    {
      "nct_id": "NCT03050853",
      "title": "The Appeal and Impact of E-cigarettes in Smokers With SMI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence",
        "Schizophrenia",
        "Bipolar Disorder",
        "Schizoaffective Disorder"
      ],
      "interventions": [
        {
          "name": "E-cigarette",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Dartmouth-Hitchcock Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 240,
      "start_date": "2017-03-01",
      "completion_date": "2021-01-31",
      "has_results": false,
      "last_update_posted_date": "2021-03-29",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 2,
      "location_summary": "Louisville, Kentucky • Lawrence, Massachusetts",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Lawrence",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03050853"
    },
    {
      "nct_id": "NCT04605458",
      "title": "Contingency Management to Promote Smoking Abstinence in Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Contingency Management",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Standard Care",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 282,
      "start_date": "2020-11-25",
      "completion_date": "2025-12-18",
      "has_results": true,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04605458"
    },
    {
      "nct_id": "NCT03750825",
      "title": "Are Smokers Switching to Vaping at Lower Risk for Cancer? (Electronic Cigarettes and Cancer Risk)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "NIDA Standard Research E-cigarette (SREC)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "22 Years to 55 Years"
      },
      "enrollment_count": 150,
      "start_date": "2021-12-01",
      "completion_date": "2028-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03750825"
    },
    {
      "nct_id": "NCT01989156",
      "title": "Reduced Exposure Study Using THS 2.2 Menthol With 5 Days in a Confinement Setting Followed by 86 Days in an Ambulatory Setting",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "THS 2.2 Menthol (mTHS 2.2)",
          "type": "OTHER"
        },
        {
          "name": "Menthol Conventional Cigarette (mCC)",
          "type": "OTHER"
        },
        {
          "name": "Smoking Abstinence (SA)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Philip Morris Products S.A.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2013-12",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2020-03-24",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 2,
      "location_summary": "Daytona Beach, Florida • Dallas, Texas",
      "locations": [
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01989156"
    },
    {
      "nct_id": "NCT04043728",
      "title": "Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Copd",
        "Smoking Cessation",
        "Nicotine Dependence",
        "Tobacco Use",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Unified Protocol adapted for smoking cessation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "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": 18,
      "start_date": "2019-09-09",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2021-03-17",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04043728"
    },
    {
      "nct_id": "NCT01575145",
      "title": "Helping Hospitalized Patients Quit Smoking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Tobacco Abuse Cigarette"
      ],
      "interventions": [
        {
          "name": "Quitline facilitation intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief stop-smoking intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 600,
      "start_date": "2012-05",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2016-01-11",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01575145"
    },
    {
      "nct_id": "NCT00497068",
      "title": "Tobacco Use in Opioid Agonist Treated Pregnant Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "tobacco abstinent contingent",
          "type": "BEHAVIORAL"
        },
        {
          "name": "non-contingent",
          "type": "BEHAVIORAL"
        },
        {
          "name": "control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 210,
      "start_date": "2005-01",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2013-03-05",
      "last_synced_at": "2026-09-05T00:44:31.024Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00497068"
    }
  ]
}