{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=E-cigarette+Smokers",
    "query": {
      "condition": "E-cigarette Smokers"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 91,
    "total_pages": 10,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=E-cigarette+Smokers&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T21:50:24.972Z",
  "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": "NCT06644664",
      "title": "Nicotine and Tobacco Message Framing to Change Smoking Behavior in Diverse Groups of Young Adult Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Health Education",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Smoking Cessation Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        },
        {
          "name": "Text Message-Based Navigation Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 292,
      "start_date": "2024-09-24",
      "completion_date": "2026-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06644664"
    },
    {
      "nct_id": "NCT03075202",
      "title": "Role of an E-cigarette on Smoking Displacement in Smokers With Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Schizophrenia and Related Disorders"
      ],
      "interventions": [
        {
          "name": "e-cigarette, brand name JUUL",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 1,
      "start_date": "2017-03-03",
      "completion_date": "2018-12-24",
      "has_results": false,
      "last_update_posted_date": "2019-01-11",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03075202"
    },
    {
      "nct_id": "NCT02848586",
      "title": "Effects of E-cigarettes (ECIGs) on Pulmonary Inflammation and Behavior in HIV Infected Smokers",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Inflammation",
        "HIV Seropositivity"
      ],
      "interventions": [
        {
          "name": "ECIGS",
          "type": "OTHER"
        },
        {
          "name": "mobile contingency management (mCM)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual brand",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "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": 10,
      "start_date": "2016-08",
      "completion_date": "2018-05-08",
      "has_results": false,
      "last_update_posted_date": "2023-07-11",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02848586"
    },
    {
      "nct_id": "NCT03511001",
      "title": "Effects Among Smokers Who Use and Do Not Use E-Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Toxicant Exposure"
      ],
      "interventions": [
        {
          "name": "E-Cigarette Vs. Smoking as Usual",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "California State University, San Marcos",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 187,
      "start_date": "2018-05-17",
      "completion_date": "2019-09-26",
      "has_results": true,
      "last_update_posted_date": "2021-10-12",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 2,
      "location_summary": "San Marcos, California • Kansas City, Missouri",
      "locations": [
        {
          "city": "San Marcos",
          "state": "California"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03511001"
    },
    {
      "nct_id": "NCT02662075",
      "title": "Effect of Electronic Cigarettes on Platelets, Endothelium and Inflammation",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "E-cigarette/tobacco Smoking Exposure",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "21 Years to 40 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-04",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-01-27",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02662075"
    },
    {
      "nct_id": "NCT04058717",
      "title": "Low Nicotine Cigarettes Plus Electronic Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Normal Nicotine Content research cigarettes",
          "type": "OTHER"
        },
        {
          "name": "High Nicotine e-cigarette",
          "type": "OTHER"
        },
        {
          "name": "Very Low Nicotine Content research cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Zero Nicotine e-cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 88,
      "start_date": "2021-06-01",
      "completion_date": "2024-08-12",
      "has_results": true,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04058717"
    },
    {
      "nct_id": "NCT03822546",
      "title": "A Study to Evaluate the Pharmacokinetic Profiles of Cigarettes and E-Cigarettes With Nicotine Salt Formulations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Conventional cigarette",
          "type": "OTHER"
        },
        {
          "name": "myblu 25 mg freebase",
          "type": "OTHER"
        },
        {
          "name": "myblu 16 mg nicotine salt",
          "type": "OTHER"
        },
        {
          "name": "myblu 25 mg nicotine salt",
          "type": "OTHER"
        },
        {
          "name": "myblu 40 mg nicotine salt",
          "type": "OTHER"
        },
        {
          "name": "blu PRO 48 mg nicotine salt",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Fontem Ventures BV",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2018-04-01",
      "completion_date": "2018-04-30",
      "has_results": false,
      "last_update_posted_date": "2019-01-30",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03822546"
    },
    {
      "nct_id": "NCT05949034",
      "title": "Effects of E-Cigarettes in Menthol Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-cigarette Use",
        "Smoking Behaviors"
      ],
      "interventions": [
        {
          "name": "JUUL E-Cigarette Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2019-07-01",
      "completion_date": "2020-11-14",
      "has_results": false,
      "last_update_posted_date": "2023-07-20",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05949034"
    },
    {
      "nct_id": "NCT04800211",
      "title": "Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Experimental: Test Product 1",
          "type": "OTHER"
        },
        {
          "name": "Experimental: Test Product 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Altria Client Services LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "30 Years to 65 Years"
      },
      "enrollment_count": 450,
      "start_date": "2017-01-17",
      "completion_date": "2018-11-06",
      "has_results": true,
      "last_update_posted_date": "2025-03-12",
      "last_synced_at": "2026-07-23T21:50:24.972Z",
      "location_count": 10,
      "location_summary": "Burbank, California • Wichita, Kansas • Lexington, Kentucky + 7 more",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04800211"
    },
    {
      "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": "2026-07-23T21:50:24.972Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05259566"
    }
  ]
}