{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smokeless+Tobacco+Use&page=2",
    "query": {
      "intervention": "Smokeless Tobacco Use",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 56,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smokeless+Tobacco+Use&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Smokeless+Tobacco+Use&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T16:13:27.862Z",
  "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": "NCT02000921",
      "title": "Reduced Nicotine Content Cigarettes and Tobacco Switching Behaviors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Addiction",
        "Dual Tobacco Use"
      ],
      "interventions": [
        {
          "name": "VLNC cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Combusted Products",
          "type": "OTHER"
        },
        {
          "name": "Non-combusted products",
          "type": "OTHER"
        },
        {
          "name": "CN cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 136,
      "start_date": "2013-12",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2017-03-31",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02000921"
    },
    {
      "nct_id": "NCT01867242",
      "title": "Methods Project 4: Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoker"
      ],
      "interventions": [
        {
          "name": "Cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Snus",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2013-07",
      "completion_date": "2018-05",
      "has_results": true,
      "last_update_posted_date": "2023-05-03",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 3,
      "location_summary": "Minneapolis, Minnesota • Buffalo, New York • Columbus, Ohio",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01867242"
    },
    {
      "nct_id": "NCT06535867",
      "title": "The Efficacy of Conventional Screening Versus mHealth Screening in Early Detection of Oral Potentially Malignant Disorders and Oral Cancer Amongst the Rural Population of Varanasi: A Prospective and Blinded Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Smoking",
        "Smoking, Cigarette",
        "Smoking, Tobacco",
        "Betel Chewer's Mucosa",
        "Tobacco Use",
        "Tobacco Smoking",
        "Alcohol Drinking",
        "Smokeless Tobacco Hyperkeratosis"
      ],
      "interventions": [
        {
          "name": "mHealth",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "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": 5122,
      "start_date": "2024-07-30",
      "completion_date": "2031-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06535867"
    },
    {
      "nct_id": "NCT00820495",
      "title": "Effectiveness of a Web-Assisted Quitline for Smokeless Tobacco Users",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Web + Phone",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Web Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Phone Only",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Oregon 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": 1683,
      "start_date": "2009-05",
      "completion_date": "2012-05",
      "has_results": false,
      "last_update_posted_date": "2013-08-05",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 2,
      "location_summary": "San Diego, California • Eugene, Oregon",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00820495"
    },
    {
      "nct_id": "NCT06249984",
      "title": "Effects of Tobacco Cut and Nicotine Form on the Abuse Liability of Moist Snuff",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carbon Monoxide Measurement",
          "type": "PROCEDURE"
        },
        {
          "name": "Smokeless Tobacco Use",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2024-12-20",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-17",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 2,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06249984"
    },
    {
      "nct_id": "NCT00711100",
      "title": "Evaluation of Oral Tobacco as a Harm Reduction Method for Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Camel Snus",
          "type": "OTHER"
        },
        {
          "name": "Marlboro Snus",
          "type": "OTHER"
        },
        {
          "name": "Stonewall",
          "type": "OTHER"
        },
        {
          "name": "Ariva",
          "type": "OTHER"
        },
        {
          "name": "General Snus",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "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": 104,
      "start_date": "2008-08",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2019-11-18",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • Eugene, Oregon",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Eugene",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00711100"
    },
    {
      "nct_id": "NCT07107139",
      "title": "Influence of Authorized Smokeless Tobacco Product Modified Risk Claims II: Laboratory Assessment of Sensory and Subjective Effects",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smokeless Tobacco"
      ],
      "interventions": [
        {
          "name": "Copenhagen group",
          "type": "OTHER"
        },
        {
          "name": "Snus group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2026-05-11",
      "completion_date": "2027-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07107139"
    },
    {
      "nct_id": "NCT00218283",
      "title": "Nicotine Lozenge to Reduce Smokeless Tobacco Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Nicotine Lozenge",
          "type": "DRUG"
        },
        {
          "name": "Behavioral Counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 100,
      "start_date": "2005-01",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2017-01-10",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00218283"
    },
    {
      "nct_id": "NCT04465682",
      "title": "Dip Home-Based Dipstick Analyzer Performance Evaluation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urine Detectable Acute and Chronic Diseases"
      ],
      "interventions": [
        {
          "name": "Experimental: Dip Home-Based Dipstick Analyzer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Healthy.io Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 250,
      "start_date": "2018-04-05",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-07-10",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Methuen, Massachusetts • Garden City, New York",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Methuen",
          "state": "Massachusetts"
        },
        {
          "city": "Garden City",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04465682"
    },
    {
      "nct_id": "NCT06919471",
      "title": "Assessing User Satisfaction and Adherence to an Abbreviated Dietary Tracking App (MySnackTracker) Versus Full-intake Dietary Monitoring",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dietary Monitoring"
      ],
      "interventions": [
        {
          "name": "Fitbit",
          "type": "OTHER"
        },
        {
          "name": "MySnackTracker App",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 90,
      "start_date": "2025-04-08",
      "completion_date": "2030-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-02T16:13:27.862Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06919471"
    }
  ]
}