{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+extract&page=2",
    "query": {
      "intervention": "Placebo extract",
      "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=Placebo+extract&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T17:43:51.784Z",
  "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": "NCT00088946",
      "title": "Erlotinib and Green Tea Extract (Polyphenon® E) in Preventing Cancer Recurrence in Former Smokers Who Have Undergone Surgery for Bladder Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Polyphenon E",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "erlotinib hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Erlotinib placebo",
          "type": "OTHER"
        },
        {
          "name": "Polyphenon E",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2004-05",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2020-07-31",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 5,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Santa Monica, California + 1 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00088946"
    },
    {
      "nct_id": "NCT03268655",
      "title": "Ginger and Gut Microbiome (GINGER)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Adenoma"
      ],
      "interventions": [
        {
          "name": "Ginger extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 68,
      "start_date": "2018-11-14",
      "completion_date": "2020-06-26",
      "has_results": false,
      "last_update_posted_date": "2020-07-22",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 13,
      "location_summary": "Albert Lea, Minnesota • Austin, Minnesota • Deer River, Minnesota + 10 more",
      "locations": [
        {
          "city": "Albert Lea",
          "state": "Minnesota"
        },
        {
          "city": "Austin",
          "state": "Minnesota"
        },
        {
          "city": "Deer River",
          "state": "Minnesota"
        },
        {
          "city": "Detroit Lakes",
          "state": "Minnesota"
        },
        {
          "city": "Fosston",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03268655"
    },
    {
      "nct_id": "NCT03532308",
      "title": "Nutrition and Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Fermented Soy",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 19,
      "start_date": "2018-11-21",
      "completion_date": "2019-12-14",
      "has_results": true,
      "last_update_posted_date": "2021-05-26",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 3,
      "location_summary": "New Haven, Connecticut • New London, Connecticut • Wakefield, Rhode Island",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New London",
          "state": "Connecticut"
        },
        {
          "city": "Wakefield",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03532308"
    },
    {
      "nct_id": "NCT05887050",
      "title": "Effects of a Dietary Supplement Containing Salacia Extract, Citrus Bioflavonoids, and Trivalent Chromium on Markers of Glucose Control",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glucose Intolerance"
      ],
      "interventions": [
        {
          "name": "Active",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Center for Applied Health Sciences, LLC",
      "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": 26,
      "start_date": "2020-12-03",
      "completion_date": "2021-07-20",
      "has_results": false,
      "last_update_posted_date": "2023-06-05",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 1,
      "location_summary": "Canfield, Ohio",
      "locations": [
        {
          "city": "Canfield",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05887050"
    },
    {
      "nct_id": "NCT03682965",
      "title": "Texan Allergy & Sinus Center Mountain Cedar Intra-Lymphatic Immunotherapy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Allergic Rhinitis Due to Tree Pollen",
        "Allergic Conjunctivitis",
        "Allergic Rhinoconjunctivitis"
      ],
      "interventions": [
        {
          "name": "Intra-lymphatic allergenic extract",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Intra-lymphatic placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Christopher Thompson, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2018-09-28",
      "completion_date": "2019-04-29",
      "has_results": true,
      "last_update_posted_date": "2021-04-20",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 3,
      "location_summary": "Austin, Texas • Grapevine, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Grapevine",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03682965"
    },
    {
      "nct_id": "NCT07580898",
      "title": "Safety of MOON101 for the Treatment of Peanut Allergy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Peanut Allergy"
      ],
      "interventions": [
        {
          "name": "Dose A",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Dose B",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Dose C",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Dose D",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Dose E",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Moonlight Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "4 Years to 55 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-06-29",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 5,
      "location_summary": "Little Rock, Arkansas • Atlanta, Georgia • Overland Park, Kansas + 2 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07580898"
    },
    {
      "nct_id": "NCT02258776",
      "title": "The Effect of Pomegranate on Aging and Inflammation of the Skin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Photoaging, Inflammation and Skin Pathogenic Bacteria"
      ],
      "interventions": [
        {
          "name": "Pomegranate Extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Pomegranate Juice",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 45 Years · Female only"
      },
      "enrollment_count": 75,
      "start_date": "2015-10",
      "completion_date": "2017-02-27",
      "has_results": false,
      "last_update_posted_date": "2017-03-01",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02258776"
    },
    {
      "nct_id": "NCT00253643",
      "title": "Fish Oil and Green Tea Extract in Preventing Prostate Cancer in Patients Who Are at Risk for Developing Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Precancerous Condition",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "green tea catechin extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "fish oil",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "21 Years to 120 Years · Male only"
      },
      "enrollment_count": 89,
      "start_date": "2005-07",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 3,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00253643"
    },
    {
      "nct_id": "NCT01805791",
      "title": "A Phase III Trial of HMPL-004 in Patients With Mild to Moderate Active Ulcerative Colitis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "HMPL-004 1800 mg/day",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "HMPL-004 2400 mg/day",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hutchison Medipharma Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 201,
      "start_date": "2013-03",
      "completion_date": "2014-10",
      "has_results": true,
      "last_update_posted_date": "2020-01-02",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 1,
      "location_summary": "Agawam, Massachusetts",
      "locations": [
        {
          "city": "Agawam",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01805791"
    },
    {
      "nct_id": "NCT01084174",
      "title": "A Randomized, Double-Blind, Placebo-Controlled Pilot Study of Sublingual/Oral Immunotherapy for the Treatment of Peanut Allergy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Peanut Hypersensitivity",
        "Food Hypersensitivity",
        "Immediate Hypersensitivity"
      ],
      "interventions": [
        {
          "name": "Peanut powder",
          "type": "DRUG"
        },
        {
          "name": "Peanut extract",
          "type": "DRUG"
        },
        {
          "name": "Placebo extract",
          "type": "DRUG"
        },
        {
          "name": "Placebo powder",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "6 Years to 21 Years"
      },
      "enrollment_count": 21,
      "start_date": "2010-03",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-09-24T17:43:51.784Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01084174"
    }
  ]
}