{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Behavior%2C+Smoking",
    "query": {
      "condition": "Behavior, Smoking"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2045,
    "total_pages": 205,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Behavior%2C+Smoking&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T04:48:50.472Z",
  "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": "NCT03517397",
      "title": "Mobile Contingency Management for Smoking Cessation (R01 Supplement) (PrevailGO)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Mobile Contingency Management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 20,
      "start_date": "2018-08-15",
      "completion_date": "2019-05-15",
      "has_results": false,
      "last_update_posted_date": "2024-03-29",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03517397"
    },
    {
      "nct_id": "NCT00823927",
      "title": "Alveolar Macrophage Proteomics in HIV-associated Emphysema",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "HIV",
        "Emphysema",
        "HIV Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Philip Diaz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 365,
      "start_date": "2006-04-21",
      "completion_date": "2008-06-23",
      "has_results": false,
      "last_update_posted_date": "2021-11-01",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00823927"
    },
    {
      "nct_id": "NCT00129311",
      "title": "Usefulness of Selegiline as an Aid to Quit Smoking - 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "Selegiline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 101,
      "start_date": "2004-07",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2015-03-31",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00129311"
    },
    {
      "nct_id": "NCT05206370",
      "title": "A Second Study of Cytisinicline for Smoking Cessation in Adult Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Cytisinicline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Behavioral support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Achieve Life Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 792,
      "start_date": "2022-01-20",
      "completion_date": "2023-03-21",
      "has_results": true,
      "last_update_posted_date": "2026-01-14",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 12,
      "location_summary": "DeLand, Florida • Fort Myers, Florida • Jacksonville, Florida + 9 more",
      "locations": [
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Oak Brook",
          "state": "Illinois"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05206370"
    },
    {
      "nct_id": "NCT05259566",
      "title": "Potential Impact of Menthol Ban in Cigarettes and E-cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "menthol ban in cigarettes only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "total menthol ban",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 151,
      "start_date": "2022-12-01",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-22",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05259566"
    },
    {
      "nct_id": "NCT04568395",
      "title": "Acute Effects of TCIG vs ECIG in PLWH",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E Cigarette Use",
        "Vaping",
        "Smoking",
        "Tobacco Smoking",
        "Nicotine Use Disorder",
        "Qt Interval, Variation in",
        "HIV I Infection",
        "Oxidative Stress",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "TCIG",
          "type": "OTHER"
        },
        {
          "name": "ECIG",
          "type": "OTHER"
        },
        {
          "name": "sham control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "21 Years to 45 Years"
      },
      "enrollment_count": 37,
      "start_date": "2020-10-01",
      "completion_date": "2023-05-08",
      "has_results": false,
      "last_update_posted_date": "2023-10-04",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04568395"
    },
    {
      "nct_id": "NCT06218056",
      "title": "Cannabidiol for Reducing Cigarette Use",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder",
        "Tobacco Smoking",
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Cannabidiol (CBD) 800 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "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": 120,
      "start_date": "2024-10-31",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "North Hollywood, California",
      "locations": [
        {
          "city": "North Hollywood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06218056"
    },
    {
      "nct_id": "NCT01370356",
      "title": "A Study To Evaluate The Efficacy And Safety Of Varenicline Compared To Placebo For Smoking Cessation Through Reduction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Varenicline Tartrate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1510,
      "start_date": "2011-07",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2014-09-01",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 14,
      "location_summary": "Encino, California • Newport Beach, California • Jacksonville, Florida + 10 more",
      "locations": [
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01370356"
    },
    {
      "nct_id": "NCT04481737",
      "title": "Peer-delivered and Technology-Assisted Integrated Illness Management and Recovery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia",
        "Bipolar Disorder",
        "Major Depressive Disorder, Recurrent",
        "Obesity",
        "Cardiovascular Diseases",
        "Diabetes",
        "Smoking",
        "Blood Pressure Disorders",
        "Cholesterol, Elevated"
      ],
      "interventions": [
        {
          "name": "Peer-delivered and Technology Support Integrated Illness Management and Recovery",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Peer support",
          "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": 40,
      "start_date": "2021-02-01",
      "completion_date": "2024-01-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-24",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04481737"
    },
    {
      "nct_id": "NCT01081119",
      "title": "Brief Voluntary Alcohol and Drug Intervention for Middle School Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcohol Drinking",
        "Cigarette Smoking",
        "Marijuana Smoking"
      ],
      "interventions": [
        {
          "name": "Project CHOICE",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RAND",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "11 Years to 15 Years"
      },
      "enrollment_count": 6455,
      "start_date": "2008-09",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-07-10",
      "last_synced_at": "2026-06-26T04:48:50.472Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01081119"
    }
  ]
}