{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Control+%28Placebo+Herb%29&page=2",
    "query": {
      "intervention": "Placebo Control (Placebo Herb)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 35,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Control+%28Placebo+Herb%29&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Control+%28Placebo+Herb%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T06:19:16.852Z",
  "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": "NCT02929849",
      "title": "Satiety and Glucose Indices in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity"
      ],
      "interventions": [
        {
          "name": "300 mg SC",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "500 mg SC",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Rutgers University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "20 Years to 59 Years"
      },
      "enrollment_count": 51,
      "start_date": "2015-08",
      "completion_date": "2017-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02929849"
    },
    {
      "nct_id": "NCT00005013",
      "title": "Treatment of Major Depression With St. John's Wort (Hypericum)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Major Depression"
      ],
      "interventions": [
        {
          "name": "Sertraline",
          "type": "DRUG"
        },
        {
          "name": "Hypericum perforatum (St. John's wort)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Mental Health (NIMH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "1998-12",
      "completion_date": "2001-07",
      "has_results": false,
      "last_update_posted_date": "2014-04-08",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 12,
      "location_summary": "San Diego, California • Stanford, California • Torrance, California + 9 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005013"
    },
    {
      "nct_id": "NCT00131885",
      "title": "Effects of St. John's Wort on the Oral Contraceptive Hormone Levonorgestrel",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Contraception"
      ],
      "interventions": [
        {
          "name": "Placebo Control (Placebo Herb)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "St. John's Wort",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Levonorgestrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 30 Years · Female only"
      },
      "enrollment_count": 36,
      "start_date": "2005-08",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00131885"
    },
    {
      "nct_id": "NCT03926442",
      "title": "Spices, Inflammation and Vascular Response in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Italian Herb meal",
          "type": "OTHER"
        },
        {
          "name": "Cinnamon Meal",
          "type": "OTHER"
        },
        {
          "name": "Pumpkin Spice meal",
          "type": "OTHER"
        },
        {
          "name": "Placebo meal",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Clinical Nutrition Research Center, Illinois Institute of Technology",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2019-04-18",
      "completion_date": "2021-02-01",
      "has_results": false,
      "last_update_posted_date": "2021-07-27",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03926442"
    },
    {
      "nct_id": "NCT02146157",
      "title": "Trial of an Herb and Mineral Combination Product on Fasting Glucose in Adults at Risk for Developing Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prediabetes"
      ],
      "interventions": [
        {
          "name": "herb and mineral combination product",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "NewChapter, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 104,
      "start_date": "2013-02",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-10-14",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 6,
      "location_summary": "Chicago, Illinois • Lexington, Kentucky • Bingham Farms, Michigan + 3 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Bingham Farms",
          "state": "Michigan"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Dayton",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02146157"
    },
    {
      "nct_id": "NCT03457740",
      "title": "Supplement Study: Strength, Testosterone, Sexual Function, Quality of Life",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscular Weakness",
        "Sexual Behavior",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Formula 1",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Formula 2",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Appalachian State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "MALE",
        "summary": "40 Years to 70 Years · Male only"
      },
      "enrollment_count": 118,
      "start_date": "2018-02-05",
      "completion_date": "2018-04-20",
      "has_results": false,
      "last_update_posted_date": "2018-05-04",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 1,
      "location_summary": "Kannapolis, North Carolina",
      "locations": [
        {
          "city": "Kannapolis",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03457740"
    },
    {
      "nct_id": "NCT05104047",
      "title": "Distal Peripheral Neuropathy in Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Neuropathy",
        "Pain, Neuropathic",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Moxibustion - Traditional (Active)",
          "type": "OTHER"
        },
        {
          "name": "Moxibustion - Smokeless - (Active)",
          "type": "OTHER"
        },
        {
          "name": "Placebo Moxibustion",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "New York 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": 44,
      "start_date": "2019-07-29",
      "completion_date": "2022-08-30",
      "has_results": false,
      "last_update_posted_date": "2023-08-28",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05104047"
    },
    {
      "nct_id": "NCT00854087",
      "title": "Assess the Antifibrotic Activity of Fuzheng Huayu in Chronic Hepatitis C Patients With Hepatic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Hepatitis C Infection"
      ],
      "interventions": [
        {
          "name": "Fuzheng Huayu",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tarek Hassanein",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 118,
      "start_date": "2010-08",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2021-05-19",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 8,
      "location_summary": "Coronado, California • Palo Alto, California • Pasadena, California + 5 more",
      "locations": [
        {
          "city": "Coronado",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Clemente",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00854087"
    },
    {
      "nct_id": "NCT03065504",
      "title": "Turmeric and Turmeric-containing Tablets and Sebum Production",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Inflammation"
      ],
      "interventions": [
        {
          "name": "Turmeric",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Turmeric-containing combination tablet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo tablets",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 30,
      "start_date": "2016-11",
      "completion_date": "2017-08-28",
      "has_results": false,
      "last_update_posted_date": "2018-12-20",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03065504"
    },
    {
      "nct_id": "NCT02879006",
      "title": "E-B-FAHF-2, Multi OIT and Xolair (Omalizumab) for Food Allergy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Food Allergy"
      ],
      "interventions": [
        {
          "name": "Chinese Herbal Medication",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Omalizumab",
          "type": "DRUG"
        },
        {
          "name": "Multi OIT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Xiu-Min Li",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "6 Years to 40 Years"
      },
      "enrollment_count": 33,
      "start_date": "2016-08",
      "completion_date": "2020-11",
      "has_results": false,
      "last_update_posted_date": "2020-08-12",
      "last_synced_at": "2026-10-06T06:19:16.852Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • New York, New York",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02879006"
    }
  ]
}