{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Cohort+1",
    "query": {
      "intervention": "Placebo Cohort 1"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1431,
    "total_pages": 144,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+Cohort+1&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-20T20:08:34.316Z",
  "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": "NCT04270682",
      "title": "Study to Evaluate Patients With Cerebrotendinous Xanthomatosis (RESTORE)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "CTX"
      ],
      "interventions": [
        {
          "name": "Blinded CDCA 250 mg TID",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Open-Label CDCA 250 mg TID",
          "type": "DRUG"
        },
        {
          "name": "Rescue Medication CDCA 250 mg TID",
          "type": "DRUG"
        },
        {
          "name": "CDCA Weight-Based Dose TID",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mirum Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "1 Month and older"
      },
      "enrollment_count": 19,
      "start_date": "2020-01-31",
      "completion_date": "2023-10-04",
      "has_results": true,
      "last_update_posted_date": "2024-10-28",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 9,
      "location_summary": "Aurora, Colorado • Orlando, Florida • Iowa City, Iowa + 5 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04270682"
    },
    {
      "nct_id": "NCT06784973",
      "title": "Study of Obeldesivir to Treat Children With Respiratory Syncytial Virus (RSV) Infection",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "RSV Infection"
      ],
      "interventions": [
        {
          "name": "Obeldesivir",
          "type": "DRUG"
        },
        {
          "name": "Obeldesivir Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Gilead Sciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "5 Years",
        "sex": "ALL",
        "summary": "Up to 5 Years"
      },
      "enrollment_count": 4,
      "start_date": "2025-03-05",
      "completion_date": "2025-04-16",
      "has_results": true,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Oneonta, Alabama • Phoenix, Arizona + 33 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Oneonta",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06784973"
    },
    {
      "nct_id": "NCT04228302",
      "title": "Safety, Tolerability, and Pharmacokinetics of Oral EC5026 in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Adults"
      ],
      "interventions": [
        {
          "name": "EC5026 oral capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "EicOsis Human Health Inc.",
      "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": 40,
      "start_date": "2019-12-09",
      "completion_date": "2020-07-07",
      "has_results": true,
      "last_update_posted_date": "2021-07-01",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04228302"
    },
    {
      "nct_id": "NCT04978454",
      "title": "Influenza Challenge Study to Determine the Optimal Infection Dose and Safety of a Recombinant H3N2 (A/Texas/71/2017 (H3N2, Clade 3C3a) Influenza Strain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Influenza RG-A/Texas/71/2017 (H3N2) Challenge",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-08-19",
      "completion_date": "2022-09-22",
      "has_results": true,
      "last_update_posted_date": "2025-08-28",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Durham, North Carolina",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04978454"
    },
    {
      "nct_id": "NCT01517945",
      "title": "Attention and Interpretation Modification (AIM) for Fear of Cancer Recurrence: An Intervention Development Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Rare Cancer"
      ],
      "interventions": [
        {
          "name": "AIM materials and assessments",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 252,
      "start_date": "2012-01",
      "completion_date": "2027-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01517945"
    },
    {
      "nct_id": "NCT02542605",
      "title": "To Evaluate the Blockade of CGRP in Preventing PACAP-38 Induced Migraine-like Attacks With AMG 334 in Migraine Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Erenumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "PACAP-38 Challenge Agent",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amgen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 35,
      "start_date": "2015-11-11",
      "completion_date": "2017-11-08",
      "has_results": true,
      "last_update_posted_date": "2019-06-03",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 1,
      "location_summary": "Anaheim, California",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02542605"
    },
    {
      "nct_id": "NCT01343966",
      "title": "A Study to Evaluate the Efficacy and Safety of MABT5102A in Patients With Mild to Moderate Alzheimer's Disease (ABBY)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "MABT5102A",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 448,
      "start_date": "2011-04-30",
      "completion_date": "2014-02-28",
      "has_results": false,
      "last_update_posted_date": "2017-07-12",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 40,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • Encino, California + 36 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01343966"
    },
    {
      "nct_id": "NCT02289495",
      "title": "A Repeat Dose Pharmacokinetic (PK) and Safety Study of GSK2838232 With and Without Ritonavir (RTV) Conducted in Healthy Subjects",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK2838232",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ritonavir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 24,
      "start_date": "2014-11-18",
      "completion_date": "2015-06-27",
      "has_results": false,
      "last_update_posted_date": "2017-05-09",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02289495"
    },
    {
      "nct_id": "NCT04325802",
      "title": "Treatment of Chronic Itch in Atopic Dermatitis With Opioid Antagonist Naltrexone",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Atopic Dermatitis",
        "Pruritus",
        "Pruritus Chronic",
        "Dermatitis"
      ],
      "interventions": [
        {
          "name": "Naltrexone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2022-12-31",
      "completion_date": "2024-06",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04325802"
    },
    {
      "nct_id": "NCT04520139",
      "title": "Effect of NAC on Preventing Chemo-Related Cognitive Impairments in Ovarian Ca Pts Treated W/ PBT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Ovarian Cancer",
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "N-Acetyl-Cysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 102,
      "start_date": "2026-05-21",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-09-20T20:08:34.316Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04520139"
    }
  ]
}