{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Green+tea",
    "query": {
      "intervention": "Green tea"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 234,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Green+tea&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T07:07:12.186Z",
  "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": "NCT03278925",
      "title": "Defined Green Tea Catechin Extract in Preventing Liver Cancer in Participants With Cirrhosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cirrhosis"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Defined Green Tea Catechin Extract",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Ultrasound",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "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": 14,
      "start_date": "2018-08-09",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-08-02",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03278925"
    },
    {
      "nct_id": "NCT00718653",
      "title": "Effects of Antioxidants on Human Macular Pigments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eye Health"
      ],
      "interventions": [
        {
          "name": "Lutein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Lutein plus green tea extract",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 40,
      "start_date": "2004-09",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2009-03-03",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00718653"
    },
    {
      "nct_id": "NCT00596011",
      "title": "Study of Polyphenon E in Men With High-grade Prostatic Intraepithelial Neoplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostatic Hyperplasia"
      ],
      "interventions": [
        {
          "name": "Polyphenon E",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "30 Years to 80 Years · Male only"
      },
      "enrollment_count": 97,
      "start_date": "2007-11-14",
      "completion_date": "2018-07-27",
      "has_results": true,
      "last_update_posted_date": "2019-10-04",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 10,
      "location_summary": "Gainesville, Florida • Jacksonville, Florida • Lakeland, Florida + 5 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Lakeland",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00596011"
    },
    {
      "nct_id": "NCT04117074",
      "title": "Thoracic Epidural Analgesia vs Surgical Site Infiltration With Liposomal Bupivacaine Following Open Gynecologic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Surgery",
        "Analgesia"
      ],
      "interventions": [
        {
          "name": "Liposomal bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Thoracic epidural analgesia (bupivacaine)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 106,
      "start_date": "2021-04-14",
      "completion_date": "2025-03-17",
      "has_results": true,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04117074"
    },
    {
      "nct_id": "NCT05272254",
      "title": "Povidone Iodine Efficacy Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Early Childhood Caries"
      ],
      "interventions": [
        {
          "name": "10% povidone iodine + FV",
          "type": "DRUG"
        },
        {
          "name": "Placebo +FV",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "24 Months",
        "maximum_age": "71 Months",
        "sex": "ALL",
        "summary": "24 Months to 71 Months"
      },
      "enrollment_count": 202,
      "start_date": "2022-09-15",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-02-27",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05272254"
    },
    {
      "nct_id": "NCT01856868",
      "title": "Use of (-)-Epicatechin in the Treatment of Becker Muscular Dystrophy (Pilot Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Becker Muscular Dystrophy"
      ],
      "interventions": [
        {
          "name": "(-)-epicatechin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Craig McDonald, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "MALE",
        "summary": "18 Years to 60 Years · Male only"
      },
      "enrollment_count": 7,
      "start_date": "2013-05",
      "completion_date": "2018-09",
      "has_results": true,
      "last_update_posted_date": "2021-12-22",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01856868"
    },
    {
      "nct_id": "NCT00666562",
      "title": "Green Tea Extract in Treating Patients With Nonmetastatic Bladder Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage I Bladder Cancer",
        "Stage II Bladder Cancer",
        "Stage III Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Defined Green Tea Catechin Extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "DRUG",
        "PROCEDURE"
      ],
      "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": 31,
      "start_date": "2008-07-02",
      "completion_date": "2017-06-09",
      "has_results": true,
      "last_update_posted_date": "2017-11-17",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Burlington, Massachusetts • Minneapolis, Minnesota + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Burlington",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666562"
    },
    {
      "nct_id": "NCT00942422",
      "title": "Green Tea Extract in Treating Patients With Monoclonal Gammopathy of Undetermined Significance and/or Smoldering Multiple Myeloma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Precancerous Condition"
      ],
      "interventions": [
        {
          "name": "defined green tea catechin extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "gene expression analysis",
          "type": "GENETIC"
        },
        {
          "name": "protein analysis",
          "type": "GENETIC"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8,
      "start_date": "2009-11",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2015-03-27",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00942422"
    },
    {
      "nct_id": "NCT05773794",
      "title": "Scavenging of Reactive Carbonyl Species by Dietary Flavonoids in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Human Health",
        "Reactive Carbonyl Species",
        "Polyphenols"
      ],
      "interventions": [
        {
          "name": "Soymilk, green tea, or blueberry",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Control group",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "North Carolina Agriculture & Technical State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 48,
      "start_date": "2023-02-06",
      "completion_date": "2023-12-19",
      "has_results": true,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05773794"
    },
    {
      "nct_id": "NCT07771803",
      "title": "A Pilot Study of Soursop Tea in Patients With Relapsed/Refractory Acute Myeloid Leukemia (AML) or Multiple Myeloma (MM)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "AML (Acute Myeloid Leukemia)",
        "Multiple Myeloma Refractory"
      ],
      "interventions": [
        {
          "name": "Soursop tea",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Roger Strair",
      "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": "2025-06-30",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-06T07:07:12.186Z",
      "location_count": 1,
      "location_summary": "Camden, New Jersey",
      "locations": [
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07771803"
    }
  ]
}