{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=5",
    "query": {
      "intervention": "PLACEBO",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 33083,
    "total_pages": 3309,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PLACEBO&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T19:14:34.522Z",
  "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": "NCT03306329",
      "title": "DNS-7801 vs. Placebo in Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "DNS-7801 (low-dose)",
          "type": "DRUG"
        },
        {
          "name": "DNS-7801 (high dose)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Dart NeuroScience, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2017-09-13",
      "completion_date": "2017-12-31",
      "has_results": false,
      "last_update_posted_date": "2018-02-01",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 9,
      "location_summary": "Long Beach, California • Pasadena, California • Englewood, Colorado + 6 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03306329"
    },
    {
      "nct_id": "NCT05604131",
      "title": "Cardiac MRI-guided Deferiprone Therapy for Acute Myocardial Infarction Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Myocardial Infarction Type 1"
      ],
      "interventions": [
        {
          "name": "Deferiprone Tablets",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rohan Dharmakumar",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 89,
      "start_date": "2022-11-08",
      "completion_date": "2029-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-29",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 2,
      "location_summary": "Indianapolis, Indiana • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05604131"
    },
    {
      "nct_id": "NCT04756531",
      "title": "STUDY OF PF-07321332 IN HEALTHY PARTICIPANTS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "PF-07321332 Dose 1",
          "type": "DRUG"
        },
        {
          "name": "PF-07321332 Dose 2",
          "type": "DRUG"
        },
        {
          "name": "PF-07321332 Dose 3",
          "type": "DRUG"
        },
        {
          "name": "PF-07321332 Dose 4",
          "type": "DRUG"
        },
        {
          "name": "PF-07321332 Dose 5",
          "type": "DRUG"
        },
        {
          "name": "PF-07321332 Dose 4 or Placebo (Fed)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 70,
      "start_date": "2021-02-11",
      "completion_date": "2021-09-01",
      "has_results": true,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04756531"
    },
    {
      "nct_id": "NCT02856802",
      "title": "An Efficacy and Safety Study of DFN-02 (Sumatriptan Nasal Spray 10 mg)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine Headaches"
      ],
      "interventions": [
        {
          "name": "Sumatriptan 10 mg Nasal Spray",
          "type": "DRUG"
        },
        {
          "name": "Sumatriptan Placebo Nasal Spray",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Upsher-Smith Laboratories",
      "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": 107,
      "start_date": "2016-07-11",
      "completion_date": "2017-02-10",
      "has_results": true,
      "last_update_posted_date": "2021-03-30",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 9,
      "location_summary": "San Diego, California • Santa Monica, California • Boston, Massachusetts + 6 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02856802"
    },
    {
      "nct_id": "NCT05924802",
      "title": "Physiological Effects Ketone Ester in Heart",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Ketone Ester",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-06-01",
      "completion_date": "2029-09",
      "has_results": false,
      "last_update_posted_date": "2026-06-05",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05924802"
    },
    {
      "nct_id": "NCT03093402",
      "title": "JBT-101 in Systemic Lupus Erythematosus (SLE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Systemic Lupus Erythematosus",
        "SLE",
        "Lupus"
      ],
      "interventions": [
        {
          "name": "JBT-101",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 109,
      "start_date": "2017-12-21",
      "completion_date": "2021-07-28",
      "has_results": true,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • Los Angeles, California • San Francisco, California + 11 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03093402"
    },
    {
      "nct_id": "NCT05125302",
      "title": "Study to Assess Adverse Events and Disease Activity of Oral Ubrogepant Tablets for the Acute Treatment of Migraine in Children and Adolescents (Ages 6-17)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Ubrogepant",
          "type": "DRUG"
        },
        {
          "name": "Placebo-Matching Ubrogepant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 1059,
      "start_date": "2022-01-13",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 125,
      "location_summary": "Huntsville, Alabama • Saraland, Alabama • Phoenix, Arizona + 102 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Saraland",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Glenwood",
          "state": "Arkansas"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05125302"
    },
    {
      "nct_id": "NCT00000253",
      "title": "Effects of Nitrous Oxide: A Dose-Response Analysis - 5",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-Related Disorders",
        "Substance-Related Disorders"
      ],
      "interventions": [
        {
          "name": "10% N2O",
          "type": "DRUG"
        },
        {
          "name": "20% N2O",
          "type": "DRUG"
        },
        {
          "name": "30% N2O",
          "type": "DRUG"
        },
        {
          "name": "40% N2O",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "37 Years",
        "sex": "ALL",
        "summary": "21 Years to 37 Years"
      },
      "enrollment_count": 16,
      "start_date": "1994-11",
      "completion_date": "1996-03",
      "has_results": false,
      "last_update_posted_date": "2015-05-28",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00000253"
    },
    {
      "nct_id": "NCT01316302",
      "title": "12-Week Study of Pristiq (Desvenlafaxine) Social Anxiety Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Social Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "Pristiq",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Medical Research Network",
      "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": 63,
      "start_date": "2011-04",
      "completion_date": "2012-12",
      "has_results": true,
      "last_update_posted_date": "2016-10-17",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01316302"
    },
    {
      "nct_id": "NCT05877053",
      "title": "A Single and Multiple Ascending Dose Study of CK-4021586 in Healthy Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Participants"
      ],
      "interventions": [
        {
          "name": "CK-4021586",
          "type": "DRUG"
        },
        {
          "name": "Placebo for CK-4021586",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cytokinetics",
      "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": 102,
      "start_date": "2023-05-09",
      "completion_date": "2024-11-20",
      "has_results": false,
      "last_update_posted_date": "2025-05-01",
      "last_synced_at": "2026-10-21T19:14:34.522Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05877053"
    }
  ]
}