{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo&page=30",
    "query": {
      "intervention": "Placebo",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 33137,
    "total_pages": 3314,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T11:59:50.795Z",
  "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": "NCT04577001",
      "title": "Letrozole in Patients With Hepatopulmonary Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatopulmonary Syndrome"
      ],
      "interventions": [
        {
          "name": "Letrozole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1,
      "start_date": "2021-02-18",
      "completion_date": "2021-03-26",
      "has_results": true,
      "last_update_posted_date": "2024-05-14",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04577001"
    },
    {
      "nct_id": "NCT05869812",
      "title": "Influence of β-hydroxy β-methyl Butyrate (HMB)Supplementation on Post-operative Muscle Mass and Function in Female Athletes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Atrophy"
      ],
      "interventions": [
        {
          "name": "CaHMB (Dietary supplement, not Drug)",
          "type": "DRUG"
        },
        {
          "name": "CaLa",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2023-05-29",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-02",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05869812"
    },
    {
      "nct_id": "NCT03845881",
      "title": "Trial Comparing a Multi-Modal Pain Protocol With and Without Opioids Following Total Joint Arthroplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Total Knee Arthroplasty"
      ],
      "interventions": [
        {
          "name": "Oxycodone",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 45,
      "start_date": "2019-04-10",
      "completion_date": "2020-07-28",
      "has_results": false,
      "last_update_posted_date": "2020-07-30",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03845881"
    },
    {
      "nct_id": "NCT02271919",
      "title": "Varenicline and Combined NRT for Smoking Cessation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cigarette Smoker",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Nicotine Lozenge",
          "type": "DRUG"
        },
        {
          "name": "Nicotine Patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Tobacco Cessation Counseling",
          "type": "OTHER"
        },
        {
          "name": "Varenicline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 631,
      "start_date": "2015-05-14",
      "completion_date": "2026-04-01",
      "has_results": true,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02271919"
    },
    {
      "nct_id": "NCT04500665",
      "title": "Anti-Inflammatory Treatment of Uremic Cardiomyopathy With Colchicine",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Kidney Diseases"
      ],
      "interventions": [
        {
          "name": "Colchicine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2021-11-01",
      "completion_date": "2026-11-11",
      "has_results": false,
      "last_update_posted_date": "2025-09-23",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04500665"
    },
    {
      "nct_id": "NCT01146600",
      "title": "Clarithromycin for the Treatment of Hypersomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypersomnia",
        "Idiopathic Hypersomnia",
        "Narcolepsy"
      ],
      "interventions": [
        {
          "name": "Clarithromycin followed by placebo",
          "type": "DRUG"
        },
        {
          "name": "Placebo then Clarithromycin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lynn Marie Trotti",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2010-07",
      "completion_date": "2012-09",
      "has_results": true,
      "last_update_posted_date": "2017-11-06",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01146600"
    },
    {
      "nct_id": "NCT00659711",
      "title": "The Effect of Januvia (Sitagliptin) on Oxidative Stress in Obese Type 2 Diabetic Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Januvia (Sitagliptin) 100 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "20 Years to 75 Years"
      },
      "enrollment_count": 22,
      "start_date": "2008-03",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2022-07-21",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00659711"
    },
    {
      "nct_id": "NCT02018536",
      "title": "A Study to Investigate the Safety, Tolerability and Pharmacokinetics of GSK2336805 Alone and With the Co-administration of TMC435 in Healthy Japanese Participants.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "GSK2336805 30 mg",
          "type": "DRUG"
        },
        {
          "name": "GSK2336805 60 mg",
          "type": "DRUG"
        },
        {
          "name": "GSK2336805 120 mg",
          "type": "DRUG"
        },
        {
          "name": "TMC435 150 mg (Treatment A)",
          "type": "DRUG"
        },
        {
          "name": "GSK2336805 60 mg (Treatment B and part of Treatment C and D)",
          "type": "DRUG"
        },
        {
          "name": "TMC435 100 mg (part of Treatment C)",
          "type": "DRUG"
        },
        {
          "name": "TMC435 150 mg (part of treatment D)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen R&D Ireland",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "20 Years to 55 Years"
      },
      "enrollment_count": 48,
      "start_date": "2013-10",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2014-06-17",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 1,
      "location_summary": "Cypress, California",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02018536"
    },
    {
      "nct_id": "NCT05778071",
      "title": "Evaluation of the Safety and Efficacy of Eneboparatide (AZP-3601) in Patients With Chronic Hypoparathyroidism",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Hypoparathyroidism",
        "Endocrine System Diseases",
        "Parathyroid Diseases"
      ],
      "interventions": [
        {
          "name": "eneboparatide",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Alexion Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 165,
      "start_date": "2023-06-07",
      "completion_date": "2027-06-16",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 16,
      "location_summary": "Torrance, California • Denver, Colorado • Chicago, Illinois + 11 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05778071"
    },
    {
      "nct_id": "NCT03547245",
      "title": "A Phase I Trial to Evaluate the Safety and Immunogenicity of eOD-GT8 60mer Vaccine, Adjuvanted",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "HIV/AIDS"
      ],
      "interventions": [
        {
          "name": "eOD-GT8 60mer + AS01B/ DPBS sucrose/IM",
          "type": "BIOLOGICAL"
        },
        {
          "name": "DPBS Sucrose",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "International AIDS Vaccine Initiative",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 46,
      "start_date": "2018-06-15",
      "completion_date": "2021-08-13",
      "has_results": false,
      "last_update_posted_date": "2022-05-12",
      "last_synced_at": "2026-11-04T11:59:50.795Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Seattle, Washington",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03547245"
    }
  ]
}