{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Tobacco+Product+Beliefs+and+Use",
    "query": {
      "condition": "Tobacco Product Beliefs and Use"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T07:55:25.593Z",
  "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": "NCT04805515",
      "title": "Impact of Nicotine Messaging on Nicotine Beliefs and Tobacco Use Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence, Cigarettes"
      ],
      "interventions": [
        {
          "name": "Nicotine Corrective Messages",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Vermont",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 794,
      "start_date": "2021-02-12",
      "completion_date": "2021-05-31",
      "has_results": true,
      "last_update_posted_date": "2022-12-02",
      "last_synced_at": "2026-07-23T07:55:25.593Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04805515"
    },
    {
      "nct_id": "NCT02974582",
      "title": "Understanding How Cigarette Direct Mail Marketing Influences Smoking Behaviors Among High and Low Socioeconomic Status Young Adult Smokers",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Exposure to smoking advertising with coupon",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to smoking advertising without coupons",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to non health related images",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute on Minority Health and Health Disparities (NIMHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 0,
      "start_date": "2026-03-17",
      "completion_date": "2026-03-17",
      "has_results": false,
      "last_update_posted_date": "2026-03-18",
      "last_synced_at": "2026-07-23T07:55:25.593Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02974582"
    },
    {
      "nct_id": "NCT06927700",
      "title": "Effects of FDA Authorized Smokeless Tobacco Claims Among US Adults Who Smoke Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Product Beliefs and Use"
      ],
      "interventions": [
        {
          "name": "Modified Risk Claim Type - None",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Product Brand - General Snus",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Product Brand - Copenhagen",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Modified Risk Claim Type - Multiple Diseases",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Modified Risk Claim Type - Lung Cancer",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 1257,
      "start_date": "2025-04-24",
      "completion_date": "2025-05-04",
      "has_results": true,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-07-23T07:55:25.593Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06927700"
    },
    {
      "nct_id": "NCT05108649",
      "title": "Impact of Nicotine Messaging on Beliefs and Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Behaviors",
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "Nicotine Messaging",
          "type": "OTHER"
        },
        {
          "name": "Cigarette Condition",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Andrew Strasser",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2022-03-02",
      "completion_date": "2024-06-20",
      "has_results": true,
      "last_update_posted_date": "2025-12-08",
      "last_synced_at": "2026-07-23T07:55:25.593Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05108649"
    }
  ]
}