{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=e-cigarettes&page=2",
    "query": {
      "intervention": "e-cigarettes",
      "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?intervention=e-cigarettes&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-16T21:57:27.657Z",
  "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": "NCT06503159",
      "title": "Hippocampal Network Changes Following Mindfulness Training in Tobacco Vaping Adolescents in an Open-label, Pilot Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vaping Teens",
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Mindfulness-based Stress Reduction (MBSR) Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "functional magnetic resonance imaging (fMRI)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "13 Years to 18 Years"
      },
      "enrollment_count": 14,
      "start_date": "2025-05-07",
      "completion_date": "2025-09-11",
      "has_results": true,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06503159"
    },
    {
      "nct_id": "NCT03750825",
      "title": "Are Smokers Switching to Vaping at Lower Risk for Cancer? (Electronic Cigarettes and Cancer Risk)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking"
      ],
      "interventions": [
        {
          "name": "NIDA Standard Research E-cigarette (SREC)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "22 Years to 55 Years"
      },
      "enrollment_count": 150,
      "start_date": "2021-12-01",
      "completion_date": "2028-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-06",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03750825"
    },
    {
      "nct_id": "NCT01935713",
      "title": "Preliminary Investigation of Novel Methods to Reduce Children's Secondhand Smoke Exposure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Secondhand Smoke"
      ],
      "interventions": [
        {
          "name": "Nicotine polacrilex",
          "type": "DRUG"
        },
        {
          "name": "Electronic Cigarette",
          "type": "DRUG"
        },
        {
          "name": "Dissolvable Tobacco Lozenge",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "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": 89,
      "start_date": "2012-04",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01935713"
    },
    {
      "nct_id": "NCT03856515",
      "title": "Gender Differences in Switching From Smoking Regular Cigarettes to E-Cigarettes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking-Related Carcinoma"
      ],
      "interventions": [
        {
          "name": "Nicotine Replacement",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Electronic Cigarette",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "M.D. Anderson 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": 169,
      "start_date": "2022-06-02",
      "completion_date": "2026-01-07",
      "has_results": true,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03856515"
    },
    {
      "nct_id": "NCT03742817",
      "title": "Effects of e-Cigarettes on Perceptions and Behavior",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Electronic Cigarettes"
      ],
      "interventions": [
        {
          "name": "e-Cigarette",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2019-02-01",
      "completion_date": "2020-03-01",
      "has_results": false,
      "last_update_posted_date": "2023-07-11",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03742817"
    },
    {
      "nct_id": "NCT04219189",
      "title": "The Acute Effect of Vaping on Food Intake",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Energy Intake",
        "Food Intake",
        "E-Cig Use",
        "Appetite"
      ],
      "interventions": [
        {
          "name": "Vaping condition",
          "type": "OTHER"
        },
        {
          "name": "Control condition",
          "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": 40,
      "start_date": "2021-09-22",
      "completion_date": "2022-09-21",
      "has_results": true,
      "last_update_posted_date": "2023-12-05",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04219189"
    },
    {
      "nct_id": "NCT03219190",
      "title": "A High School Program for Preventing Prescription Drug Misuse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prescription Drug Abuse",
        "Substance Abuse",
        "Substance Use (Drugs, Alcohol)"
      ],
      "interventions": [
        {
          "name": "LST High School Hybrid",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Health Promotion Associates, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "14 Years to 18 Years"
      },
      "enrollment_count": 1804,
      "start_date": "2022-02-01",
      "completion_date": "2023-07-01",
      "has_results": true,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "White Plains, New York",
      "locations": [
        {
          "city": "White Plains",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03219190"
    },
    {
      "nct_id": "NCT06944847",
      "title": "Vaping and Smoking Project in People With Schizophrenia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Abstinence From Cigarettes vs E-cigarettes (ENDS)"
      ],
      "interventions": [
        {
          "name": "Acute (24-hour) abstinence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Ad libitum smoking/vaping",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 64,
      "start_date": "2025-02-15",
      "completion_date": "2027-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06944847"
    },
    {
      "nct_id": "NCT02500615",
      "title": "The Effect of Electronic Cigarette (ECIG) Liquid Vehicles on ECIG Acute Effects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nicotine Exposure",
        "Nicotine Withdrawal Suppression"
      ],
      "interventions": [
        {
          "name": "ECIG liquid vehicles",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 41,
      "start_date": "2016-07",
      "completion_date": "2017-05-16",
      "has_results": false,
      "last_update_posted_date": "2018-05-07",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02500615"
    },
    {
      "nct_id": "NCT07413432",
      "title": "A Virtual Reality Game to Prevent E-cigarette and Cannabis Vaping",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis",
        "Vaping",
        "Emotion Regulation"
      ],
      "interventions": [
        {
          "name": "Virtual reality videogame intervention for vaping prevention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "11 Years to 15 Years"
      },
      "enrollment_count": 62,
      "start_date": "2025-09-26",
      "completion_date": "2025-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-09-16T21:57:27.657Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07413432"
    }
  ]
}