{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Electronic+Nicotine+Delivery+System+Flavors&page=2",
    "query": {
      "condition": "Electronic Nicotine Delivery System Flavors",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Electronic+Nicotine+Delivery+System+Flavors&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T04:17:06.150Z",
  "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": "NCT05134415",
      "title": "Use Behavior, Nicotine Uptake, and Subjective Effects Comparison of Tobacco and Menthol e-Liquids by ENDS Consumers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "RELX ENDS Tobacco Flavor 1",
          "type": "OTHER"
        },
        {
          "name": "RELX ENDS Tobacco Flavor 2",
          "type": "OTHER"
        },
        {
          "name": "RELX ENDS Menthol Flavor 1",
          "type": "OTHER"
        },
        {
          "name": "RELX ENDS Menthol Flavor 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Cheerain HK Limited",
      "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": 40,
      "start_date": "2021-10-12",
      "completion_date": "2021-12-01",
      "has_results": false,
      "last_update_posted_date": "2021-12-13",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Burbank, California",
      "locations": [
        {
          "city": "Burbank",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05134415"
    },
    {
      "nct_id": "NCT03332953",
      "title": "Sensory Perception of Sweet Flavors in E-Cigarette",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking"
      ],
      "interventions": [
        {
          "name": "E-cigarettes with varying concentrations of nicotine & flavor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oregon State University",
      "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": 19,
      "start_date": "2018-01-21",
      "completion_date": "2018-06-12",
      "has_results": false,
      "last_update_posted_date": "2019-10-11",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Corvallis, Oregon",
      "locations": [
        {
          "city": "Corvallis",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03332953"
    },
    {
      "nct_id": "NCT03905928",
      "title": "Establishing the Effect of Flavor on the Addictive Potential of Electronic Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Dependence"
      ],
      "interventions": [
        {
          "name": "Nicotine Containing ECIG with tobacco flavor",
          "type": "OTHER"
        },
        {
          "name": "Nicotine Containing ECIG with Strawberry Vanilla Flavor",
          "type": "OTHER"
        },
        {
          "name": "Placebo ECIG with Tobacco Flavor",
          "type": "OTHER"
        },
        {
          "name": "Placebo ECIG with Strawberry Vanilla Flavor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "21 Years to 60 Years"
      },
      "enrollment_count": 19,
      "start_date": "2019-11-04",
      "completion_date": "2024-04-30",
      "has_results": true,
      "last_update_posted_date": "2025-06-22",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03905928"
    },
    {
      "nct_id": "NCT04192032",
      "title": "Assessing the Effect of Flavor on ENDS Users' Experiences and Exposures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use"
      ],
      "interventions": [
        {
          "name": "Preferred Juul pod flavor (5% nicotine)",
          "type": "OTHER"
        },
        {
          "name": "Classic Tobacco Juul pod flavor (5% nicotine)",
          "type": "OTHER"
        },
        {
          "name": "Preferred flavor with HWL",
          "type": "OTHER"
        },
        {
          "name": "Preferred flavor, 3% nicotine",
          "type": "OTHER"
        },
        {
          "name": "Preferred flavor, 0% nicotine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Florida International University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "24 Years",
        "sex": "ALL",
        "summary": "18 Years to 24 Years"
      },
      "enrollment_count": 41,
      "start_date": "2018-11-15",
      "completion_date": "2020-03-15",
      "has_results": false,
      "last_update_posted_date": "2021-01-26",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04192032"
    },
    {
      "nct_id": "NCT05447325",
      "title": "Neuroimaging Approaches to Improve Prediction of Smoking Initiation and Nicotine Escalation in Young Adult ENDS Users",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Message Exposure (Sequence: Regular Then Flavor)",
        "Message Exposure (Sequence: Flavor Then Regular)",
        "No Message Exposure (Control Condition)"
      ],
      "interventions": [
        {
          "name": "Exposure to Anti-Vaping Messages (generic themes then flavor-specific themes)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to Anti-Vaping Messages (flavor-specific themes then generic themes)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exposure to Anti-Vaping Messages (no message exposure)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Georgia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "18 Years to 29 Years"
      },
      "enrollment_count": 180,
      "start_date": "2022-07-15",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Athens, Georgia",
      "locations": [
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05447325"
    },
    {
      "nct_id": "NCT05587504",
      "title": "Determination of Liquid Flavor and Nicotine Form Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarettes"
      ],
      "interventions": [
        {
          "name": "E-cigarette with sweetness type 1 and pronation level 1",
          "type": "OTHER"
        },
        {
          "name": "E-cigarette with sweetness type 1 and pronation level 2",
          "type": "OTHER"
        },
        {
          "name": "E-cigarette with sweetness type 2 and pronation level 1",
          "type": "OTHER"
        },
        {
          "name": "E-cigarette with sweetness type 2 and pronation level 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "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": 13,
      "start_date": "2023-07-21",
      "completion_date": "2024-07-24",
      "has_results": false,
      "last_update_posted_date": "2026-02-06",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05587504"
    },
    {
      "nct_id": "NCT05458895",
      "title": "Evaluating E-Cigarette Nicotine Form, Concentration, and Flavors Among Youth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "E-cigarette Use"
      ],
      "interventions": [
        {
          "name": "ECIG lab session 1",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 2",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 3",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 4",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 5",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 6",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 7",
          "type": "OTHER"
        },
        {
          "name": "ECIG lab session 8",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "21 Years to 25 Years"
      },
      "enrollment_count": 88,
      "start_date": "2021-12-02",
      "completion_date": "2023-08-07",
      "has_results": true,
      "last_update_posted_date": "2024-11-22",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05458895"
    },
    {
      "nct_id": "NCT04143256",
      "title": "Evaluating Selected Constituents in the Exhaled Breath Samples",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarette Use",
        "Cigarette Use, Electronic",
        "Tobacco Use",
        "Tobacco Smoking"
      ],
      "interventions": [
        {
          "name": "JUUL ENDS 5% Virginia Tobacco",
          "type": "OTHER"
        },
        {
          "name": "JUUL 3% Virginia Tobacco ENDS",
          "type": "OTHER"
        },
        {
          "name": "JUUL 5% Mint ENDS",
          "type": "OTHER"
        },
        {
          "name": "JUUL 3% Mint ENDS",
          "type": "OTHER"
        },
        {
          "name": "JUUL 5% Menthol ENDS",
          "type": "OTHER"
        },
        {
          "name": "JUUL 3% Menthol ENDS",
          "type": "OTHER"
        },
        {
          "name": "JUUL 5% Mango ENDS",
          "type": "OTHER"
        },
        {
          "name": "JUUL 3% Mango ENDS",
          "type": "OTHER"
        },
        {
          "name": "US Cigarette, Non-menthol - Marlboro Gold King Size",
          "type": "OTHER"
        },
        {
          "name": "US Cigarette, Menthol - Newport King Size",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Juul Labs, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 135,
      "start_date": "2019-10-03",
      "completion_date": "2019-12-13",
      "has_results": false,
      "last_update_posted_date": "2020-02-11",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 3,
      "location_summary": "Secaucus, New Jersey • Charlotte, North Carolina • Raleigh, North Carolina",
      "locations": [
        {
          "city": "Secaucus",
          "state": "New Jersey"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04143256"
    },
    {
      "nct_id": "NCT05110872",
      "title": "Cigarette and E-cigarette Flavors Manipulations in the Experimental Tobacco Marketplace",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Cigarette flavor restricted and e-cigarette flavor restricted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette flavor restricted and e-cigarette flavor unrestricted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette flavor unrestricted and e-cigarette flavor restricted",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cigarette flavor unrestricted and e-cigarette flavor unrestricted",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 302,
      "start_date": "2021-07-26",
      "completion_date": "2021-08-13",
      "has_results": true,
      "last_update_posted_date": "2025-10-07",
      "last_synced_at": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05110872"
    },
    {
      "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": "2026-06-11T04:17:06.150Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04038515"
    }
  ]
}