{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Green+Tea+Extract",
    "query": {
      "intervention": "Green Tea Extract"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 88,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Green+Tea+Extract&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T21:38:44.381Z",
  "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": "NCT00718094",
      "title": "Pilot Study of Green Tea Extract (Polyphenon E®)in Ulcerative Colitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mild to Moderately Active Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Polyphenon E®",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-03",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2017-12-14",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00718094"
    },
    {
      "nct_id": "NCT07682324",
      "title": "Daily, Encapsulated, Green Tea Extract to Mitigate Neuropathic Pain in Patients With Established Cancer-Associated Neuropathic Pain",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Neuropathic Pain",
        "Cancer Treatment"
      ],
      "interventions": [
        {
          "name": "Green Tea Leaf Extract Decaffeinated",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2026-09-30",
      "completion_date": "2029-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07682324"
    },
    {
      "nct_id": "NCT04621149",
      "title": "An Outpatient Study Investigating Non-prescription Treatments for COVID-19",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "chlorine dioxide",
          "type": "OTHER"
        },
        {
          "name": "zinc acetate",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Famotidine",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "lactoferrin, green tea extract",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "Profact, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "20 Years to 70 Years"
      },
      "enrollment_count": 10,
      "start_date": "2020-11-15",
      "completion_date": "2022-03-31",
      "has_results": false,
      "last_update_posted_date": "2022-09-30",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04621149"
    },
    {
      "nct_id": "NCT04598243",
      "title": "Treatment of Fibromyalgia and CFS With Ribose, Ashwagandha, Rhodiola, Licorice, Schisandra and Green Tea Extract",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Fibromyalgia",
        "CFS"
      ],
      "interventions": [
        {
          "name": "Smart Energy System",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Practitioners Alliance Network",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2020-10-14",
      "completion_date": "2021-07-04",
      "has_results": false,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Kailua, Hawaii",
      "locations": [
        {
          "city": "Kailua",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04598243"
    },
    {
      "nct_id": "NCT01647737",
      "title": "Green Tea Lozenges for the Management of Dry Mouth",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Xerostomia",
        "Sjogren Syndrome",
        "Dry Mouth"
      ],
      "interventions": [
        {
          "name": "MighTeaFlow",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Xylitol",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 60,
      "start_date": "2011-03",
      "completion_date": "2013-06",
      "has_results": true,
      "last_update_posted_date": "2015-03-18",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01647737"
    },
    {
      "nct_id": "NCT00233935",
      "title": "Defined Green Tea Catechin Extract in Preventing Esophageal Cancer in Patients With Barrett's Esophagus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Barrett Esophagus"
      ],
      "interventions": [
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "defined green tea catechin extract",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2005-11",
      "completion_date": "2010-11",
      "has_results": false,
      "last_update_posted_date": "2014-09-11",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 3,
      "location_summary": "New York, New York • Houston, Texas",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00233935"
    },
    {
      "nct_id": "NCT04895800",
      "title": "An Evaluation of the Effects of a Non-Caffeinated Energy Dietary Supplement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Health Behavior"
      ],
      "interventions": [
        {
          "name": "Phytovive",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Caffeine",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Nova Southeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 36,
      "start_date": "2020-01-03",
      "completion_date": "2021-03-15",
      "has_results": false,
      "last_update_posted_date": "2021-06-09",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Davie, Florida",
      "locations": [
        {
          "city": "Davie",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04895800"
    },
    {
      "nct_id": "NCT04784234",
      "title": "Vision Preservation and Restoration Following a 6 Month Trial of GlaucoCetin",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Open Angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "GlaucoCetin",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 12,
      "start_date": "2021-02-01",
      "completion_date": "2022-10-27",
      "has_results": false,
      "last_update_posted_date": "2025-12-23",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04784234"
    },
    {
      "nct_id": "NCT01311869",
      "title": "Green Tea Extract: a Non-Surgical Alternative for Treatment of Uterine Fibroids",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leiomyoma"
      ],
      "interventions": [
        {
          "name": "EGCG ( Green Tea extract)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Brown rice pills",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Meharry Medical College",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 43,
      "start_date": "2010-12",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2013-10-24",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01311869"
    },
    {
      "nct_id": "NCT01018615",
      "title": "Safety, Metabolism, and Antioxidant Activity of Silymarin and Green Tea Extract in Patients With Chronic Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Hepatitis C",
        "Oxidative Stress"
      ],
      "interventions": [
        {
          "name": "silymarin",
          "type": "DRUG"
        },
        {
          "name": "green tea extract (EGCG)",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2009-11",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-09-03T21:38:44.381Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01018615"
    }
  ]
}