{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vitamin+E-placebo&page=2",
    "query": {
      "intervention": "Vitamin E-placebo",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 133,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vitamin+E-placebo&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Vitamin+E-placebo&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T08:19:32.472Z",
  "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": "NCT01728064",
      "title": "Safety and Efficacy of EPI-743 in Patients With Friedreich's Ataxia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Friedreich's Ataxia"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "EPI-743 400 mg",
          "type": "DRUG"
        },
        {
          "name": "EPI-743 200 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "PTC Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 60,
      "start_date": "2012-12-31",
      "completion_date": "2016-02-29",
      "has_results": false,
      "last_update_posted_date": "2020-08-31",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Tampa, Florida • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01728064"
    },
    {
      "nct_id": "NCT02157207",
      "title": "Racial and Aging Effects of Acute Antioxidant Supplementation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Antioxidant",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Illinois at Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 93,
      "start_date": "2014-04",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-06-16",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02157207"
    },
    {
      "nct_id": "NCT01320527",
      "title": "A Clinical Trial of a Vitamin/Nutriceutical Formulation for Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Nutriceutical formulation",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2008-08",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2016-03-03",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 8,
      "location_summary": "Naples, Florida • Baltimore, Maryland • Ayer, Massachusetts + 5 more",
      "locations": [
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Ayer",
          "state": "Massachusetts"
        },
        {
          "city": "Groton",
          "state": "Massachusetts"
        },
        {
          "city": "Lawrence",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01320527"
    },
    {
      "nct_id": "NCT00941642",
      "title": "Placebo Controlled Study Using Lovaza as Treatment for Non-Alcoholic Fatty Liver Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Non-Alcoholic Fatty Liver Disease"
      ],
      "interventions": [
        {
          "name": "Lovaza",
          "type": "DRUG"
        },
        {
          "name": "placebo control",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Huntington Medical Research Institutes",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2009-09",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2010-06-10",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 1,
      "location_summary": "Pasadena, California",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00941642"
    },
    {
      "nct_id": "NCT02690064",
      "title": "Mechanisms for Vascular Dysfunction and Exercise Tolerance in CF",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Acute Antioxidant",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Chronic Antioxidant",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2015-04",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2025-01-28",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02690064"
    },
    {
      "nct_id": "NCT05533658",
      "title": "The Effects of VisionPure™ on Indices of Vision Health and Cognitive Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eye Health",
        "Vision",
        "Cognitive Function"
      ],
      "interventions": [
        {
          "name": "VisionPure Dietary Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Applied Science & Performance Institute",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 15,
      "start_date": "2022-08-01",
      "completion_date": "2023-02-03",
      "has_results": false,
      "last_update_posted_date": "2023-05-26",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 3,
      "location_summary": "Lutz, Florida • Tampa, Florida",
      "locations": [
        {
          "city": "Lutz",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05533658"
    },
    {
      "nct_id": "NCT07475546",
      "title": "Combination Gerotherapeutic Interventions for Healthspan Improvement",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthspan Improvement",
        "Aging",
        "Longevity"
      ],
      "interventions": [
        {
          "name": "Rapamycin",
          "type": "DRUG"
        },
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "NAD+",
          "type": "DRUG"
        },
        {
          "name": "GSH",
          "type": "DRUG"
        },
        {
          "name": "Infinite Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo/control",
          "type": "DRUG"
        },
        {
          "name": "B12",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Intervention: Guided Meditation Program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control: Podcast Listening Activity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control: Standard Exercise Regimen",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intervention: Structured Exercise Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL"
      ],
      "sponsor": "AgelessRx",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "60 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2025-07-23",
      "completion_date": "2026-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07475546"
    },
    {
      "nct_id": "NCT00133978",
      "title": "Trial of Glutamine and Antioxidant Supplementation in Critically Ill Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Critical Illness",
        "Sepsis",
        "Multiple Organ Failure"
      ],
      "interventions": [
        {
          "name": "Glutamine",
          "type": "OTHER"
        },
        {
          "name": "Antioxidants",
          "type": "OTHER"
        },
        {
          "name": "Glutamine + Antioxidants",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Daren K. Heyland",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1223,
      "start_date": "2005-04",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2021-01-07",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • Louisville, Kentucky • Dayton, Ohio + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Dayton",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00133978"
    },
    {
      "nct_id": "NCT00006392",
      "title": "S0000 Selenium and Vitamin E in Preventing Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Vitamin E",
          "type": "DRUG"
        },
        {
          "name": "Selenium",
          "type": "DRUG"
        },
        {
          "name": "Vitamin E placebo",
          "type": "OTHER"
        },
        {
          "name": "selenium placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "50 Years to 120 Years · Male only"
      },
      "enrollment_count": 35533,
      "start_date": "2001-07",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 13,
      "location_summary": "Chicago, Illinois • Joliet, Illinois • Maywood, Illinois + 8 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Joliet",
          "state": "Illinois"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006392"
    },
    {
      "nct_id": "NCT00740714",
      "title": "Effects of Coenzyme Q10 (CoQ) in Parkinson Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Coenzyme Q10 with vitamin E",
          "type": "DRUG"
        },
        {
          "name": "placebo with vitamin E",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2008-12",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2013-01-31",
      "last_synced_at": "2026-10-04T08:19:32.472Z",
      "location_count": 59,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00740714"
    }
  ]
}