{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usual+Brand+Cigarette&page=3",
    "query": {
      "intervention": "Usual Brand Cigarette",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 86,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usual+Brand+Cigarette&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usual+Brand+Cigarette&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-01T18:47:20.896Z",
  "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": "NCT04844762",
      "title": "Addiction and Behavior Related to Menthol Cigarette Substitutes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking (Tobacco) Addiction"
      ],
      "interventions": [
        {
          "name": "Menthol cigarettes substitutes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual brand menthol cigarettes and substitutes",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol cigarettes substitutes and menthol cigarettes",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-12-16",
      "completion_date": "2021-08-09",
      "has_results": true,
      "last_update_posted_date": "2024-02-09",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04844762"
    },
    {
      "nct_id": "NCT01058876",
      "title": "Comparison of Low Yield Cigarettes in African Americans vs. Whites",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Deuterated nicotine and cotinine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 43,
      "start_date": "2009-12",
      "completion_date": "2013-01",
      "has_results": false,
      "last_update_posted_date": "2013-05-24",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01058876"
    },
    {
      "nct_id": "NCT02061917",
      "title": "Switching From Usual Brand Cigarettes to a Tobacco-heating Cigarette or Snus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Tobacco-Heating Cigarette",
          "type": "OTHER"
        },
        {
          "name": "Snus (Smokeless Tobacco)",
          "type": "OTHER"
        },
        {
          "name": "Tobacco-Burning Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "R.J. Reynolds Tobacco Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "28 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "28 Years to 55 Years"
      },
      "enrollment_count": 163,
      "start_date": "2007-02",
      "completion_date": "2009-11",
      "has_results": false,
      "last_update_posted_date": "2016-02-17",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 5,
      "location_summary": "Daytona Beach, Florida • Boise, Idaho • Portland, Oregon + 2 more",
      "locations": [
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02061917"
    },
    {
      "nct_id": "NCT03571724",
      "title": "A Study to Assess Changes in Cigarette Consumption During a Switch to Very Low Nicotine Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Non-Menthol Very Low Nicotine Cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Menthol Very Low Nicotine Cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Subject's UB non-mentholated filtered cigarettes",
          "type": "OTHER"
        },
        {
          "name": "Subject's UB mentholated filtered cigarettes",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "22nd Century Group, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "26 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "26 Years to 65 Years"
      },
      "enrollment_count": 142,
      "start_date": "2018-06-28",
      "completion_date": "2019-03-08",
      "has_results": true,
      "last_update_posted_date": "2020-09-16",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 2,
      "location_summary": "Lincoln, Nebraska • High Point, North Carolina",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        },
        {
          "city": "High Point",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03571724"
    },
    {
      "nct_id": "NCT07476144",
      "title": "Nicotine Pouch Pharmacokinetics Abuse Liability",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Smoking Behaviors"
      ],
      "interventions": [
        {
          "name": "Participants will place the pouch between their top lip and their gum for 30 minutes as per use instructions.",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "JT International SA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 55,
      "start_date": "2026-01-08",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-19",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 2,
      "location_summary": "Knoxville, Tennessee • San Antonio, Texas",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07476144"
    },
    {
      "nct_id": "NCT04429568",
      "title": "THC Crossover Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "THC",
        "Cannabis",
        "Cannabis Smoking",
        "Cannabis Use, Unspecified",
        "Cigarette Smoking",
        "Tobacco Use",
        "Nicotine Dependence",
        "Nicotine Withdrawal",
        "Cardiovascular Risk Factor"
      ],
      "interventions": [
        {
          "name": "Smoked Cannabis",
          "type": "OTHER"
        },
        {
          "name": "Vaped Cannabis",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2020-10-30",
      "completion_date": "2024-06-25",
      "has_results": false,
      "last_update_posted_date": "2024-07-01",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04429568"
    },
    {
      "nct_id": "NCT03559751",
      "title": "Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "VLN cigarettes (A)",
          "type": "OTHER"
        },
        {
          "name": "Usual Brand Cigarettes (B)",
          "type": "OTHER"
        },
        {
          "name": "Nicotine gum (C)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "22nd Century Group, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "22 Years to 65 Years"
      },
      "enrollment_count": 66,
      "start_date": "2018-04-13",
      "completion_date": "2018-09-06",
      "has_results": false,
      "last_update_posted_date": "2020-03-26",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03559751"
    },
    {
      "nct_id": "NCT06230159",
      "title": "Evaluating the Impact of Synthetic Cooling Agents in Combustible Cigarettes on Smoking Perceptions and Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Non-menthol Cigarette Smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol Cigarette Smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Synthetic Cooling Agent Cigarette Smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Brand Cigarette Smoking",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Spirometry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Nasal Epithelial Lining Fluid",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "21 Years to 29 Years"
      },
      "enrollment_count": 34,
      "start_date": "2023-11-28",
      "completion_date": "2024-06-12",
      "has_results": true,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06230159"
    },
    {
      "nct_id": "NCT07564648",
      "title": "Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Addiction",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette Purchase Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cross-Price Elasticity Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Daily Diary Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Progressive Ratio Task",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 48,
      "start_date": "2026-08-18",
      "completion_date": "2029-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-24",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07564648"
    },
    {
      "nct_id": "NCT02470754",
      "title": "Clinical Pharmacology of Electronic Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Tobacco Cigarette",
          "type": "DEVICE"
        },
        {
          "name": "Electronic Cigarette",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 38,
      "start_date": "2015-07-23",
      "completion_date": "2018-02-02",
      "has_results": true,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-01T18:47:20.896Z",
      "location_count": 2,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02470754"
    }
  ]
}