{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo-Day+1+only",
    "query": {
      "intervention": "Placebo-Day 1 only"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2045,
    "total_pages": 205,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo-Day+1+only&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T18:31:43.857Z",
  "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": "NCT01466335",
      "title": "An Adaptive Phase I Study to Evaluate the Safety, Efficacy and Dose Responses of Ronacaleret in Healthy Human Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bone Marrow Transplantation"
      ],
      "interventions": [
        {
          "name": "Ronacaleret (100mg tablet)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 39,
      "start_date": "2011-10-27",
      "completion_date": "2012-03-05",
      "has_results": false,
      "last_update_posted_date": "2017-06-20",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01466335"
    },
    {
      "nct_id": "NCT06382155",
      "title": "A Phase 2 Study of Vosoritide in Children With Idiopathic Short Stature",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Idiopathic Short Stature"
      ],
      "interventions": [
        {
          "name": "Vosoritide Injection",
          "type": "DRUG"
        },
        {
          "name": "Human Growth Hormone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "BioMarin Pharmaceutical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "3 Years to 11 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-10-21",
      "completion_date": "2036-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 35,
      "location_summary": "California City, California • Los Angeles, California • Oakland, California + 28 more",
      "locations": [
        {
          "city": "California City",
          "state": "California"
        },
        {
          "city": "California City",
          "state": "California"
        },
        {
          "city": "California City",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06382155"
    },
    {
      "nct_id": "NCT03600480",
      "title": "A Research Study of How NNC0174-0833 Taken With Semaglutide Works in People Who Are Overweight or Obese",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obesity",
        "Overweight"
      ],
      "interventions": [
        {
          "name": "NNC0174-0833",
          "type": "DRUG"
        },
        {
          "name": "Semaglutide",
          "type": "DRUG"
        },
        {
          "name": "Placebo (NNC0174-0833)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novo Nordisk A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 96,
      "start_date": "2018-07-25",
      "completion_date": "2020-06-12",
      "has_results": false,
      "last_update_posted_date": "2021-11-17",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03600480"
    },
    {
      "nct_id": "NCT03459846",
      "title": "A Study of Durvalumab Alone and Durvalumab+Olaparib in Advanced, Platinum-Ineligible Bladder Cancer (BAYOU)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urinary Bladder Neoplasms"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "Olaparib",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 154,
      "start_date": "2018-03-16",
      "completion_date": "2026-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 12,
      "location_summary": "Birmingham, Alabama • Goodyear, Arizona • Fort Myers, Florida + 9 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03459846"
    },
    {
      "nct_id": "NCT04305587",
      "title": "Multiple Escalating Oral Doses Study of PF-07081532 in Adult Participants With Type 2 Diabetes Mellitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Diabetes Mellitus Type 2"
      ],
      "interventions": [
        {
          "name": "PF-07081532",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Clopidogrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 66,
      "start_date": "2020-03-16",
      "completion_date": "2021-07-14",
      "has_results": true,
      "last_update_posted_date": "2024-02-05",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 2,
      "location_summary": "Anaheim, California • South Miami, Florida",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04305587"
    },
    {
      "nct_id": "NCT00754039",
      "title": "Study to Compare Welchol and TriCor to TriCor Alone in Patients With High Cholesterol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypercholesterolemia",
        "Hyperlipidemia, Familial Combined"
      ],
      "interventions": [
        {
          "name": "colesevelam HCl tablets and fenofibrate tablets",
          "type": "DRUG"
        },
        {
          "name": "fenofibrate tablets and Welchol placebo tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "30 Years to 70 Years"
      },
      "enrollment_count": 129,
      "start_date": "2003-02",
      "completion_date": "2004-03",
      "has_results": false,
      "last_update_posted_date": "2015-04-03",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 10,
      "location_summary": "Longwood, Florida • Ocala, Florida • Winterpark, Florida + 7 more",
      "locations": [
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        },
        {
          "city": "Winterpark",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Lombard",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00754039"
    },
    {
      "nct_id": "NCT00715273",
      "title": "Evaluate Carotid Artery Plaque Composition by Magnetic Resonance Imaging in People Receiving Cholesterol Medication",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Carotid Artery Diseases",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "Atorvastatin",
          "type": "DRUG"
        },
        {
          "name": "Niacin",
          "type": "DRUG"
        },
        {
          "name": "Colesevelam",
          "type": "DRUG"
        },
        {
          "name": "Placebo Niacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo Colesevelam",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 217,
      "start_date": "2001-05-01",
      "completion_date": "2019-03-01",
      "has_results": true,
      "last_update_posted_date": "2022-06-07",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Boise, Idaho • Seattle, Washington + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Yakima",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00715273"
    },
    {
      "nct_id": "NCT02255760",
      "title": "Phase 1 Randomized Double-blind Placebo Controlled Study to Evaluate Safety and PK of MEDI3902 in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "MEDI3902 for Prevention of P. Aeruginosa Pneumonia"
      ],
      "interventions": [
        {
          "name": "MEDI3902 - Dose 1",
          "type": "DRUG"
        },
        {
          "name": "MEDI3902 - Dose 2",
          "type": "DRUG"
        },
        {
          "name": "MEDI3902 - Dose 3",
          "type": "DRUG"
        },
        {
          "name": "MEDI3902 - Dose 4",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "MedImmune LLC",
      "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": 56,
      "start_date": "2014-09-04",
      "completion_date": "2015-04-20",
      "has_results": true,
      "last_update_posted_date": "2018-08-13",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 1,
      "location_summary": "South Miami, Florida",
      "locations": [
        {
          "city": "South Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02255760"
    },
    {
      "nct_id": "NCT04009824",
      "title": "Evaluating the Safety and Immunogenicity of AGS-v PLUS, a Universal Mosquito-Borne Disease and Mosquito Control Vaccine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mosquito-Borne Infectious Diseases"
      ],
      "interventions": [
        {
          "name": "AGS-v PLUS Vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Montanide ISA-51 Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Alhydrogel® Adjuvant",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Saline Placebo",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 51,
      "start_date": "2019-07-08",
      "completion_date": "2021-02-23",
      "has_results": true,
      "last_update_posted_date": "2022-04-28",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04009824"
    },
    {
      "nct_id": "NCT02483195",
      "title": "The Use of 5mg Finasteride Versus 200mg Spironolactone and Topical 5% Minoxidil in Treating Postmenopausal Female Androgenetic Alopecia",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Female Androgenetic Alopecia"
      ],
      "interventions": [
        {
          "name": "5% Minoxidil",
          "type": "DRUG"
        },
        {
          "name": "200mg Spironolactone",
          "type": "DRUG"
        },
        {
          "name": "5mg Finasteride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "60 Years and older · Female only"
      },
      "enrollment_count": 0,
      "start_date": "2016-08",
      "completion_date": "2018-08",
      "has_results": false,
      "last_update_posted_date": "2016-09-02",
      "last_synced_at": "2026-09-21T18:31:43.857Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02483195"
    }
  ]
}