{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Cohort+3%29&page=34",
    "query": {
      "intervention": "Placebo (Cohort 3)",
      "page": 34
    },
    "page_size": 10
  },
  "pagination": {
    "page": 34,
    "page_size": 10,
    "total_count": 1069,
    "total_pages": 107,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Cohort+3%29&page=35&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28Cohort+3%29&page=33&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-16T11:02:22.244Z",
  "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": "NCT06072170",
      "title": "Single Ascending Doses of Kratom in Healthy Nondependent Adults With Opioid Experience",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Safety",
        "Pharmacokinetics",
        "Pharmacodynamics"
      ],
      "interventions": [
        {
          "name": "Kratom",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Altasciences Company Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "18 Years to 59 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-08-16",
      "completion_date": "2024-01-23",
      "has_results": true,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06072170"
    },
    {
      "nct_id": "NCT02459886",
      "title": "Single-Ascending Dose Study of BIIB054 in Healthy Participants and Early Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "BIIB054",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 66,
      "start_date": "2015-07-01",
      "completion_date": "2017-11-20",
      "has_results": false,
      "last_update_posted_date": "2019-08-08",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 9,
      "location_summary": "Washington D.C., District of Columbia • Hallandale, Florida • Oviedo, Florida + 6 more",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Hallandale",
          "state": "Florida"
        },
        {
          "city": "Oviedo",
          "state": "Florida"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        },
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02459886"
    },
    {
      "nct_id": "NCT00256854",
      "title": "Converting From Ropinirole Immediate Release (IR) To Ropinirole Controlled-Release for RLS (Restless Legs Syndrome)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Restless Legs Syndrome",
        "Restless Legs Syndrome (RLS)"
      ],
      "interventions": [
        {
          "name": "Ropinirole IR 1 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole IR 2 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole IR 1 mg Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole IR 2 mg Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 2 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 3 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 2 mg Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 3 mg Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 135,
      "start_date": "2005-11-14",
      "completion_date": "2006-09-21",
      "has_results": true,
      "last_update_posted_date": "2019-03-15",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 30,
      "location_summary": "Laguna Hills, California • Oxnard, California • Pasadena, California + 27 more",
      "locations": [
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Reseda",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00256854"
    },
    {
      "nct_id": "NCT04588727",
      "title": "Safety, Tolerability, Pharmacokinetics and Pharmacodynamics Study of AZD3366 in Healthy Subjects, Japanese and Chinese Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "AZD3366",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ticagrelor",
          "type": "DRUG"
        },
        {
          "name": "acetylsalicylic acid (ASA)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": 103,
      "start_date": "2020-10-15",
      "completion_date": "2022-01-19",
      "has_results": false,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04588727"
    },
    {
      "nct_id": "NCT04231513",
      "title": "A Study to Assess Safety, Tolerability, Pharmacokinetics (PK), Immunogenicity, and Pharmacodynamics (PD) of Intravenous Infusions of E2814 in Healthy Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "E2814",
          "type": "DRUG"
        },
        {
          "name": "E2814-matched placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "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": 72,
      "start_date": "2019-12-16",
      "completion_date": "2023-03-09",
      "has_results": false,
      "last_update_posted_date": "2023-04-06",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 2,
      "location_summary": "Glendale, California • San Antonio, Texas",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04231513"
    },
    {
      "nct_id": "NCT04527718",
      "title": "Study of the Safety, Tolerability and Pharmacokinetics of 611 in Adult Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "611",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sunshine Guojian Pharmaceutical (Shanghai) Co., Ltd.",
      "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": 40,
      "start_date": "2020-09-09",
      "completion_date": "2021-08-13",
      "has_results": false,
      "last_update_posted_date": "2022-11-10",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04527718"
    },
    {
      "nct_id": "NCT02293148",
      "title": "Single Dose, Pharmacokinetic, Safety, Tolerability and QTc Study of GSK1278863 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anaemia"
      ],
      "interventions": [
        {
          "name": "GSK1278863 75 mg",
          "type": "DRUG"
        },
        {
          "name": "GSK1278863 500 mg",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin 400 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching GSK1278863",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 61,
      "start_date": "2014-11-17",
      "completion_date": "2015-03-10",
      "has_results": false,
      "last_update_posted_date": "2018-07-24",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02293148"
    },
    {
      "nct_id": "NCT03046550",
      "title": "Study to Evaluate Safety and PK of NTM-1634 vs Placebo Administered Intravenously in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "NTM-1634",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Alachua Government Services, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "48 Years",
        "sex": "ALL",
        "summary": "18 Years to 48 Years"
      },
      "enrollment_count": 25,
      "start_date": "2017-03-20",
      "completion_date": "2017-10-30",
      "has_results": false,
      "last_update_posted_date": "2020-02-05",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03046550"
    },
    {
      "nct_id": "NCT07743463",
      "title": "A Study of Once-daily Oral ASC30 to Evaluate the Efficacy and Safety in Adult Participants With Obesity or Overweight With Weight-Related Comorbidities",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Obesity",
        "Overweight",
        "Chronic Weight Management"
      ],
      "interventions": [
        {
          "name": "ASC30 tablets A1",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ascletis Pharma (China) Co., Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3003,
      "start_date": "2026-08-31",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-16",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 69,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 65 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07743463"
    },
    {
      "nct_id": "NCT05246878",
      "title": "A Study of EDP-235 in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "SARS CoV 2 Infection"
      ],
      "interventions": [
        {
          "name": "EDP-235",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Enanta Pharmaceuticals, 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": 72,
      "start_date": "2022-01-28",
      "completion_date": "2022-07-20",
      "has_results": false,
      "last_update_posted_date": "2022-08-19",
      "last_synced_at": "2026-10-16T11:02:22.244Z",
      "location_count": 1,
      "location_summary": "Lenexa, Kansas",
      "locations": [
        {
          "city": "Lenexa",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05246878"
    }
  ]
}