{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=90",
    "query": {
      "intervention": "placebo",
      "page": 90
    },
    "page_size": 10
  },
  "pagination": {
    "page": 90,
    "page_size": 10,
    "total_count": 33151,
    "total_pages": 3316,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=91&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo&page=89&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-06T04:56:55.176Z",
  "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": "NCT04784754",
      "title": "Dose-Ranging Study to Assess the Safety and Efficacy of Melatonin in Outpatients Infected With COVID-19",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Melatonin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-04-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-07-22",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04784754"
    },
    {
      "nct_id": "NCT07002554",
      "title": "Bright Light Therapy for Depressed Geriatric Inpatients",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Unipolar Depression"
      ],
      "interventions": [
        {
          "name": "Bright light therapy",
          "type": "DEVICE"
        },
        {
          "name": "dim red light",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2025-11-14",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07002554"
    },
    {
      "nct_id": "NCT02771366",
      "title": "The Efficient Brain Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metabolism - Cerebral Energy"
      ],
      "interventions": [
        {
          "name": "Fermented Papaya Preparation",
          "type": "DRUG"
        },
        {
          "name": "Granulated Sugar",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "65 Years to 100 Years"
      },
      "enrollment_count": 30,
      "start_date": "2016-11",
      "completion_date": "2018-07-27",
      "has_results": true,
      "last_update_posted_date": "2019-10-17",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02771366"
    },
    {
      "nct_id": "NCT01420653",
      "title": "Maxigesic 325 Acute Dental Pain Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dental Pain"
      ],
      "interventions": [
        {
          "name": "Maxigesic 325",
          "type": "DRUG"
        },
        {
          "name": "Acetaminophen",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AFT Pharmaceuticals, Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 408,
      "start_date": "2013-04",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2018-12-06",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01420653"
    },
    {
      "nct_id": "NCT07759245",
      "title": "A Study of Brenipatide (LY3537031) in Adult Participants With Moderate-to-Severe Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Brenipatide",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Standard of Care",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 606,
      "start_date": "2026-08-07",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2026-11-05",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Newport Beach, California • San Diego, California + 15 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07759245"
    },
    {
      "nct_id": "NCT05014672",
      "title": "A Trial of Setanaxib in Patients With Primary Biliary Cholangitis (PBC) and Liver Stiffness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Biliary Cholangitis",
        "Liver Stiffness"
      ],
      "interventions": [
        {
          "name": "Setanaxib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Calliditas Therapeutics Suisse SA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 76,
      "start_date": "2022-02-14",
      "completion_date": "2024-07-02",
      "has_results": true,
      "last_update_posted_date": "2025-04-24",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 29,
      "location_summary": "Tucson, Arizona • Los Angeles, California • Pasadena, California + 23 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Inverness",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05014672"
    },
    {
      "nct_id": "NCT00635739",
      "title": "Effect of Whey Protein Supplementation and Resistance Exercise on Muscle Parameters in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mobility Limitation"
      ],
      "interventions": [
        {
          "name": "Whey protein",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Maltodextrin placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Tufts University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "70 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "70 Years to 85 Years"
      },
      "enrollment_count": 80,
      "start_date": "2008-04",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2019-03-18",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00635739"
    },
    {
      "nct_id": "NCT01767857",
      "title": "A Phase III Study of Xilonix in Patients With Advanced Colorectal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Xilonix",
          "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": 643,
      "start_date": "2013-03-31",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2021-06-29",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 57,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Muscle Shoals, Alabama + 49 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Muscle Shoals",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01767857"
    },
    {
      "nct_id": "NCT04163419",
      "title": "Phase 2 Study of Tanezumab in Subjects With Moderate to Severe Pain Due to Schwannomatosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Schwannomatosis",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Tanezumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2020-04-30",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04163419"
    },
    {
      "nct_id": "NCT01641419",
      "title": "Trial Comparing Duration of Analgesia After Popliteal Fossa Sciatiac Nerve Block With Ropivacaine 0.5% When Combined With Placebo, Dexamethasone 4mg or Dexamethasone 8 mg",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain, Sciatic Block"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone 4 mg",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone 8 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-07",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2015-03-17",
      "last_synced_at": "2026-11-06T04:56:55.176Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01641419"
    }
  ]
}