{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=13",
    "query": {
      "intervention": "PLACEBO",
      "page": 13
    },
    "page_size": 10
  },
  "pagination": {
    "page": 13,
    "page_size": 10,
    "total_count": 33088,
    "total_pages": 3309,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=14&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=12&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T13:58:37.343Z",
  "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": "NCT01054729",
      "title": "Dose-Ranging Study of Sofosbuvir in Combination With Pegylated Interferon and Ribavirin in Treatment Naïve GT 1 HCV Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Sofosbuvir",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "PEG",
          "type": "DRUG"
        },
        {
          "name": "RBV",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 64,
      "start_date": "2010-01",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2014-04-17",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 6,
      "location_summary": "San Francisco, California • Gainesville, Florida • Orlando, Florida + 3 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01054729"
    },
    {
      "nct_id": "NCT00221429",
      "title": "Lithium Versus Divalproex for Treating Pediatric Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Lithium",
          "type": "DRUG"
        },
        {
          "name": "sodium divalproex",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 153,
      "start_date": "2001-03",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2024-02-08",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00221429"
    },
    {
      "nct_id": "NCT02905331",
      "title": "Efficacy and Safety Study of Guselkumab in the Treatment of Participants With Moderate to Severe Plaque-Type Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Guselkumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 78,
      "start_date": "2017-02-28",
      "completion_date": "2018-02-06",
      "has_results": true,
      "last_update_posted_date": "2025-02-04",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 8,
      "location_summary": "Ocala, Florida • Rolling Meadows, Illinois • Plainfield, Indiana + 5 more",
      "locations": [
        {
          "city": "Ocala",
          "state": "Florida"
        },
        {
          "city": "Rolling Meadows",
          "state": "Illinois"
        },
        {
          "city": "Plainfield",
          "state": "Indiana"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Fort Gratiot",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02905331"
    },
    {
      "nct_id": "NCT01889446",
      "title": "The Effects of the Food Preservative Propionic Acid in Post-prandial Metabolism",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Insulin Resistance",
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Calcium propionate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2013-08",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2014-09-22",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01889446"
    },
    {
      "nct_id": "NCT01165203",
      "title": "Study to Evaluate GSK Biologicals' Herpes Zoster Vaccine GSK1437173A in Human Immunodeficiency Virus (HIV)-Infected Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Herpes Zoster"
      ],
      "interventions": [
        {
          "name": "Herpes Zoster Vaccine GSK1437173A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 123,
      "start_date": "2010-09-30",
      "completion_date": "2013-05-14",
      "has_results": true,
      "last_update_posted_date": "2018-04-30",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 5,
      "location_summary": "Long Beach, California • San Francisco, California • Orlando, Florida + 2 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Santa Fe",
          "state": "New Mexico"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165203"
    },
    {
      "nct_id": "NCT00080873",
      "title": "Traumeel® S in Preventing and Treating Mucositis in Young Patients Undergoing Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Cancer",
        "Leukemia",
        "Lymphoma",
        "Neuroblastoma",
        "Oral Complications",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "Traumeel S",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "3 Years to 25 Years"
      },
      "enrollment_count": 195,
      "start_date": "2004-04",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2016-01-07",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 37,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Orange, California + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00080873"
    },
    {
      "nct_id": "NCT00804973",
      "title": "Study in Participants With Acute Migraines Headaches",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine Headache"
      ],
      "interventions": [
        {
          "name": "LY2590443",
          "type": "DRUG"
        },
        {
          "name": "Placebo injection",
          "type": "DRUG"
        },
        {
          "name": "Sumatriptan",
          "type": "DRUG"
        },
        {
          "name": "Placebo capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 120,
      "start_date": "2008-11",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2020-05-19",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 19,
      "location_summary": "Beverly Hills, California • Chula Vista, California • Fresno, California + 16 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Chula Vista",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        },
        {
          "city": "Imperial",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00804973"
    },
    {
      "nct_id": "NCT03355469",
      "title": "Exercise Dose and Metformin for Vascular Health in Metabolic Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Metabolic Syndrome"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Low Intensity Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High Intensity Exercise",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers University",
      "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": 91,
      "start_date": "2017-08-07",
      "completion_date": "2024-05-23",
      "has_results": true,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03355469"
    },
    {
      "nct_id": "NCT02261883",
      "title": "Remodulin as Add-on Therapy for the Treatment of Persistent Pulmonary Hypertension of the Newborn",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Persistent Pulmonary Hypertension of the Newborn"
      ],
      "interventions": [
        {
          "name": "IV Remodulin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "United Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Hour",
        "maximum_age": "14 Days",
        "sex": "ALL",
        "summary": "1 Hour to 14 Days"
      },
      "enrollment_count": 42,
      "start_date": "2015-07-29",
      "completion_date": "2023-05-17",
      "has_results": true,
      "last_update_posted_date": "2024-03-05",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 14,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • Palo Alto, California + 11 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02261883"
    },
    {
      "nct_id": "NCT03521154",
      "title": "A Global Study to Assess the Effects of Osimertinib Following Chemoradiation in Patients With Stage III Unresectable Non-small Cell Lung Cancer (LAURA)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Non Small Cell Lung Cancer (Stage III)"
      ],
      "interventions": [
        {
          "name": "Osimertinib 80mg/40mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo Osimertinib 80mg/40mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 216,
      "start_date": "2018-07-19",
      "completion_date": "2027-10-29",
      "has_results": true,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-10-22T13:58:37.343Z",
      "location_count": 5,
      "location_summary": "Duarte, California • Atlanta, Georgia • Florham Park, New Jersey + 2 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Florham Park",
          "state": "New Jersey"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03521154"
    }
  ]
}