{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Behavior&page=50",
    "query": {
      "condition": "Smoking Behavior",
      "page": 50
    },
    "page_size": 10
  },
  "pagination": {
    "page": 50,
    "page_size": 10,
    "total_count": 2082,
    "total_pages": 209,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Behavior&page=51&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Smoking+Behavior&page=49&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-27T18:24:22.517Z",
  "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": "NCT05625685",
      "title": "Equitable Smoking Relapse Prevention",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder",
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Quitbuddy",
          "type": "OTHER"
        },
        {
          "name": "Control",
          "type": "OTHER"
        },
        {
          "name": "SDoH Augmentation",
          "type": "OTHER"
        },
        {
          "name": "SDoH Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Bryan W. Heckman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2023-10-02",
      "completion_date": "2023-11-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-08",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05625685"
    },
    {
      "nct_id": "NCT00598143",
      "title": "Biomarkers of Molecular Risk in Smokers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Vignette, questionnaires and Saliva Samples",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Urine Collection, Smoking cessation treatment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 45,
      "start_date": "2005-02",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-05-28",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00598143"
    },
    {
      "nct_id": "NCT00387049",
      "title": "Anxiety Sensitivity Program for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Anxiety Sensitivity Program for Smoking Cessation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "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": 80,
      "start_date": "2005-01",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2010-10-22",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00387049"
    },
    {
      "nct_id": "NCT04340947",
      "title": "Cigarette Smoking Among Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Smoking Behaviors"
      ],
      "interventions": [
        {
          "name": "Very low nicotine cigarette: menthol",
          "type": "OTHER"
        },
        {
          "name": "Very low nicotine cigarette: non-mentol",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "34 Years",
        "sex": "ALL",
        "summary": "18 Years to 34 Years"
      },
      "enrollment_count": 171,
      "start_date": "2021-08-01",
      "completion_date": "2024-04-30",
      "has_results": true,
      "last_update_posted_date": "2025-08-22",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04340947"
    },
    {
      "nct_id": "NCT01352000",
      "title": "Relapse-Prevention Booklets as an Adjunct to a Tobacco Telephone Helpline(\"Quitline\")",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "Smoking Cessation",
          "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": 3830,
      "start_date": "2008-12",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2017-02-23",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01352000"
    },
    {
      "nct_id": "NCT04378907",
      "title": "Assessing Electronic Cigarette Nicotine Flux",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Cigarette Smoker/ECIG users: 0 mg/ml nicotine concentration",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Smokers/ECIG users: 6 mg/ml nicotine concentration",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Smokers/ECIG users: 15 mg/ml nicotine concentration",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Smokers/ECIG users: 30 mg/ml nicotine concentration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth 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": 33,
      "start_date": "2021-01-05",
      "completion_date": "2023-02-01",
      "has_results": true,
      "last_update_posted_date": "2026-02-04",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04378907"
    },
    {
      "nct_id": "NCT00448344",
      "title": "Family-supported Smoking Cessation for Chronically Ill Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Disease",
        "Neoplasm",
        "Cardiovascular Disease",
        "Pulmonary Disease, Chronic Obstructive",
        "Diabetes Mellitus",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Family-supported",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Telephone counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 471,
      "start_date": "2008-02",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2015-04-24",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00448344"
    },
    {
      "nct_id": "NCT04889638",
      "title": "Tobacco Cessation in Public Housing",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Smoking Reduction",
        "Smoking, Tobacco"
      ],
      "interventions": [
        {
          "name": "Cessation Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 18,
      "start_date": "2024-04-03",
      "completion_date": "2024-10-18",
      "has_results": true,
      "last_update_posted_date": "2026-01-22",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04889638"
    },
    {
      "nct_id": "NCT05932693",
      "title": "Effect of Different E-cigarette Cooling Flavors on Adults' Sensory Experience TCORS 3.0",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-Cig Use"
      ],
      "interventions": [
        {
          "name": "E-liquid coolant (WS-3, 0.05%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 0.1%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 0.5%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 1.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-3, 2.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 0.05%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 0.1%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 0.5%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 1.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (menthol, 2.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 0.05%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 0.1%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 0.5%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 1.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 2.0%)",
          "type": "OTHER"
        },
        {
          "name": "E-liquid coolant (WS-23, 4.0%)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2024-09-03",
      "completion_date": "2025-01-09",
      "has_results": true,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05932693"
    },
    {
      "nct_id": "NCT06442514",
      "title": "Pain and Smoking Study 2.0: A Randomized Clinical Trial of Smoking Cessation Among Veterans With Chronic Pain",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking",
        "Pain",
        "Smoking Cessation"
      ],
      "interventions": [
        {
          "name": "PASS2",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as Usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 220,
      "start_date": "2026-09-21",
      "completion_date": "2028-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-27T18:24:22.517Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06442514"
    }
  ]
}