{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=6",
    "query": {
      "intervention": "placebo",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 33061,
    "total_pages": 3307,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T00:01:44.836Z",
  "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": "NCT03434275",
      "title": "Evaluation of Preoperative N1539 in Total Knee Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "N1539",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baudax Bio",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "35 Years to 80 Years"
      },
      "enrollment_count": 194,
      "start_date": "2018-02-19",
      "completion_date": "2019-05-21",
      "has_results": true,
      "last_update_posted_date": "2023-05-25",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 6,
      "location_summary": "Florence, Alabama • Mobile, Alabama • Sheffield, Alabama + 3 more",
      "locations": [
        {
          "city": "Florence",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tamarac",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03434275"
    },
    {
      "nct_id": "NCT01219075",
      "title": "Soy Isoflavones Supplementation in Treating Women at High Risk For or With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "BRCA1 Mutation Carrier",
        "BRCA2 Mutation Carrier",
        "Ductal Breast Carcinoma in Situ",
        "Lobular Breast Carcinoma in Situ",
        "Stage IA Breast Cancer",
        "Stage IB Breast Cancer",
        "Stage II Breast Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIB Breast Cancer"
      ],
      "interventions": [
        {
          "name": "soy isoflavones",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        },
        {
          "name": "mammography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 75 Years · Female only"
      },
      "enrollment_count": 110,
      "start_date": "2010-07-01",
      "completion_date": "2022-11-24",
      "has_results": false,
      "last_update_posted_date": "2023-11-18",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01219075"
    },
    {
      "nct_id": "NCT02755701",
      "title": "The Effect of Branched-chain Amino Acid on the Improvement of Serum Albumin Level in Cirrhotic Patients With Ascites",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cirrhosis",
        "Ascites"
      ],
      "interventions": [
        {
          "name": "Branched-chain Amino Acid",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Soonchunhyang University Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "19 Years to 70 Years"
      },
      "enrollment_count": 188,
      "start_date": "2016-07",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2016-09-02",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02755701"
    },
    {
      "nct_id": "NCT02082912",
      "title": "NMDA Receptors in Motor Learning in Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "D-cycloserine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "HandMentor Pro",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 14,
      "start_date": "2010-06",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2018-11-07",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02082912"
    },
    {
      "nct_id": "NCT00255528",
      "title": "Dose Ranging, Safety and Tolerability of TOPROL-XL® Extended-Release Tablets in Hypertensive Pediatric Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "metoprolol succinate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "6 Years to 16 Years"
      },
      "enrollment_count": 144,
      "start_date": "2002-07",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2007-03-20",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 30,
      "location_summary": "Little Rock, Arkansas • Bellflower, California • Beverly Hills, California + 27 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00255528"
    },
    {
      "nct_id": "NCT01568528",
      "title": "Oxytocin as Adjunctive Treatment of Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Oxytocin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "18 Years to 65 Years · Male only"
      },
      "enrollment_count": 39,
      "start_date": "2013-03",
      "completion_date": "2017-03-15",
      "has_results": true,
      "last_update_posted_date": "2019-09-04",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 1,
      "location_summary": "Decatur, Georgia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568528"
    },
    {
      "nct_id": "NCT07532265",
      "title": "A Clinical Study to Evaluate the Efficacy and Safety of Frevecitinib (KN-002) in Patients With Severe Asthma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Severe Asthma"
      ],
      "interventions": [
        {
          "name": "Frevecitinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kinaset Therapeutics Inc",
      "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": 512,
      "start_date": "2026-07-16",
      "completion_date": "2027-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 14,
      "location_summary": "Lancaster, California • San Jose, California • Brandon, Florida + 11 more",
      "locations": [
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07532265"
    },
    {
      "nct_id": "NCT00080236",
      "title": "Safety and Efficacy Study of a Caspase Inhibitor in Patients Undergoing Liver Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Liver Transplantation",
        "Hepatitis",
        "Cholestasis",
        "Carcinoma, Hepatocellular"
      ],
      "interventions": [
        {
          "name": "IDN-6556",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Conatus Pharmaceuticals Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2003-11",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2012-08-10",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 10,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Francisco, California + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00080236"
    },
    {
      "nct_id": "NCT05831111",
      "title": "A Study of an Epstein-Barr Virus (EBV) Candidate Vaccine, mRNA-1195, in 18- to 55-Year-Old Healthy Participants",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Epstein-Barr Virus Infection"
      ],
      "interventions": [
        {
          "name": "mRNA-1195.1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1195.2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1189",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "mRNA-1195",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "ModernaTX, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 482,
      "start_date": "2023-04-05",
      "completion_date": "2026-10-13",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 34,
      "location_summary": "Anniston, Alabama • Tucson, Arizona • Huntington Beach, California + 30 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Longmont",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05831111"
    },
    {
      "nct_id": "NCT01211483",
      "title": "Study of Erlotinib With or Without Investigational Drug (U3-1287) in Subjects With Advanced Non-small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "NSCLC (Advanced Non-small Cell Lung Cancer)"
      ],
      "interventions": [
        {
          "name": "U3-1287",
          "type": "DRUG"
        },
        {
          "name": "Erlotinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 222,
      "start_date": "2010-09",
      "completion_date": "2013-11-23",
      "has_results": true,
      "last_update_posted_date": "2021-06-16",
      "last_synced_at": "2026-10-17T00:01:44.836Z",
      "location_count": 14,
      "location_summary": "Glendale, Arizona • Scottsdale, Arizona • Anaheim, California + 11 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "La Verne",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01211483"
    }
  ]
}