{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=All+e-liquid+flavors",
    "query": {
      "intervention": "All e-liquid flavors"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T14:58:23.536Z",
  "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": "NCT05432830",
      "title": "Sex Differences in E-cig Perception: Study 1",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Addiction",
        "E-Cig Use",
        "Cigarette Smoking",
        "Sex Differences"
      ],
      "interventions": [
        {
          "name": "E-liquid Flavor 1",
          "type": "OTHER"
        },
        {
          "name": "E-liquid Flavor 2",
          "type": "OTHER"
        },
        {
          "name": "E-liquid Flavor 3",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "44 Years",
        "sex": "ALL",
        "summary": "21 Years to 44 Years"
      },
      "enrollment_count": 66,
      "start_date": "2024-04-30",
      "completion_date": "2025-07-18",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05432830"
    },
    {
      "nct_id": "NCT04038515",
      "title": "Impact of Flavors on Nicotine Perception and Self-Administration Via E-cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nicotine",
        "E-liquid Flavors"
      ],
      "interventions": [
        {
          "name": "Nicotine 0 mg/mL",
          "type": "DRUG"
        },
        {
          "name": "Nicotine 6 mg/mL",
          "type": "DRUG"
        },
        {
          "name": "Nicotine 12 mg/mL",
          "type": "DRUG"
        },
        {
          "name": "Nicotine 24 mg/mL",
          "type": "DRUG"
        },
        {
          "name": "'Menthol' flavor",
          "type": "OTHER"
        },
        {
          "name": "'Menthol/Mint' flavor",
          "type": "OTHER"
        },
        {
          "name": "'Green Apple' flavor",
          "type": "OTHER"
        },
        {
          "name": "'Watermelon' flavor",
          "type": "OTHER"
        },
        {
          "name": "'Unflavored'",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 54,
      "start_date": "2022-10-27",
      "completion_date": "2024-06-03",
      "has_results": false,
      "last_update_posted_date": "2024-08-05",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04038515"
    },
    {
      "nct_id": "NCT03277495",
      "title": "Predictors and Consequences of Combustible Cigarette Smokers' Switch to Standardized Research E-Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Brief behavioral counseling",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 63,
      "start_date": "2023-07-12",
      "completion_date": "2024-08-14",
      "has_results": true,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03277495"
    },
    {
      "nct_id": "NCT06260683",
      "title": "A Comprehensive Evaluation of Tobacco-Flavored vs. Non-Tobacco Flavored E-cigarettes on Smoking Behavior",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Vaping",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "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": 1500,
      "start_date": "2024-04-10",
      "completion_date": "2028-04-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06260683"
    },
    {
      "nct_id": "NCT04358315",
      "title": "Consumer Assessment of Tobacco Flavor and Odor",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Current Vaper",
        "Healthy Subject"
      ],
      "interventions": [
        {
          "name": "Behavioral Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 29,
      "start_date": "2023-04-03",
      "completion_date": "2025-12-09",
      "has_results": false,
      "last_update_posted_date": "2026-01-06",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04358315"
    },
    {
      "nct_id": "NCT05320887",
      "title": "Cigarette and E-cigarette Nicotine Content in an Electronic Tobacco Marketplace (ETM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use"
      ],
      "interventions": [
        {
          "name": "Normal Nicotine Content Vape with all flavor e-liquids",
          "type": "OTHER"
        },
        {
          "name": "Normal nicotine content vape with tobacco e-liquids",
          "type": "OTHER"
        },
        {
          "name": "Low nicotine content vape with all flavor e-liquids",
          "type": "OTHER"
        },
        {
          "name": "Low nicotine content vape with tobacco e-liquids",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2022-07-27",
      "completion_date": "2023-08-06",
      "has_results": true,
      "last_update_posted_date": "2024-10-09",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05320887"
    },
    {
      "nct_id": "NCT04879225",
      "title": "Menthol and Mint Experimental Tobacco Marketplace (ETM) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Vaping"
      ],
      "interventions": [
        {
          "name": "Tobacco e-liquids",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Menthol and Tobacco e-liquids",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mint, Menthol and Tobacco e-liquids",
          "type": "BEHAVIORAL"
        },
        {
          "name": "All e-liquid flavors",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2021-06-21",
      "completion_date": "2022-12-29",
      "has_results": true,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04879225"
    },
    {
      "nct_id": "NCT05257109",
      "title": "Water Content in E-Liquids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine E-Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Water Concentration 1",
          "type": "OTHER"
        },
        {
          "name": "Water Concentration 2",
          "type": "OTHER"
        },
        {
          "name": "Water Concentration 3",
          "type": "OTHER"
        },
        {
          "name": "Water Concentration 4",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2022-08-01",
      "completion_date": "2023-03-10",
      "has_results": true,
      "last_update_posted_date": "2024-10-22",
      "last_synced_at": "2026-09-13T14:58:23.536Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05257109"
    }
  ]
}