{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+group&page=19",
    "query": {
      "intervention": "placebo group",
      "page": 19
    },
    "page_size": 10
  },
  "pagination": {
    "page": 19,
    "page_size": 10,
    "total_count": 7251,
    "total_pages": 726,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+group&page=20&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=placebo+group&page=18&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T23:23:24.588Z",
  "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": "NCT00868439",
      "title": "Evaluation of Patiromer in Heart Failure Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperkalemia",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "patiromer",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Relypsa, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2009-04",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2021-06-02",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 9,
      "location_summary": "Miami, Florida • Port Charlotte, Florida • Peoria, Illinois + 6 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Port Charlotte",
          "state": "Florida"
        },
        {
          "city": "Peoria",
          "state": "Illinois"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00868439"
    },
    {
      "nct_id": "NCT00691405",
      "title": "A Dose Ranging Study of Arformoterol Given Once Daily Compared to Arformoterol Given Twice Daily in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "COPD"
      ],
      "interventions": [
        {
          "name": "Arformoterol tartrate inhalation solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "35 Years and older"
      },
      "enrollment_count": 215,
      "start_date": "2003-10",
      "completion_date": "2004-05",
      "has_results": false,
      "last_update_posted_date": "2012-02-22",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 31,
      "location_summary": "Encinitas, California • Long Beach, California • Brandon, Florida + 28 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Cleawater",
          "state": "Florida"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00691405"
    },
    {
      "nct_id": "NCT01211145",
      "title": "Zomig - Treatment of Acute Migraine Headache in Adolescents",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Migraine Headache"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Zolmitriptan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 1653,
      "start_date": "2010-09",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2016-05-18",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 46,
      "location_summary": "Phoenix, Arizona • Fresno, California • Fullerton, California + 43 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01211145"
    },
    {
      "nct_id": "NCT06868212",
      "title": "A Study to Evaluate Efficacy of Remibrutinib Compared to Dupilumab at Early Timepoints in Adults With Chronic Spontaneous Urticaria Inadequately Controlled by Second Generation H1-antihistamines",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Spontaneous Urticaria (CSU)"
      ],
      "interventions": [
        {
          "name": "Remibrutinib",
          "type": "DRUG"
        },
        {
          "name": "Remibrutinib matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Dupilumab",
          "type": "DRUG"
        },
        {
          "name": "Placebo solution for injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 409,
      "start_date": "2025-07-11",
      "completion_date": "2027-05-17",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 121,
      "location_summary": "Birmingham, Alabama • Litchfield Park, Arizona • Payson, Arizona + 98 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Litchfield Park",
          "state": "Arizona"
        },
        {
          "city": "Payson",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06868212"
    },
    {
      "nct_id": "NCT03034564",
      "title": "A Randomized, Double-Blind, Placebo-Controlled Study of Droxidopa for Fatigue in Parkinson's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinson Disease",
        "Fatigue",
        "Parkinsonism"
      ],
      "interventions": [
        {
          "name": "Northera",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cooper Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2017-01",
      "completion_date": "2018-09-30",
      "has_results": false,
      "last_update_posted_date": "2021-11-23",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 1,
      "location_summary": "Camden, New Jersey",
      "locations": [
        {
          "city": "Camden",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03034564"
    },
    {
      "nct_id": "NCT00553319",
      "title": "Study of Adderall-XR for the Treatment of Adult Attention Deficit Hyperactivity Disorder and Cocaine Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Adult Attention Deficit Hyperactivity Disorder",
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Adderall-XR",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 139,
      "start_date": "2007-12",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2019-04-24",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 2,
      "location_summary": "Minneapolis, Minnesota • New York, New York",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00553319"
    },
    {
      "nct_id": "NCT03626636",
      "title": "A Clinical Trial Designed To Evaluate The Safety And Exploratory Efficacy Of 1.0 Mg Luminate® (Alg-1001) As A Treatment For Non-Exudative Macular Degeneration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dry Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Risuteganib",
          "type": "DRUG"
        },
        {
          "name": "Sham",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Allegro Ophthalmics, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 42,
      "start_date": "2017-08-01",
      "completion_date": "2019-04-04",
      "has_results": false,
      "last_update_posted_date": "2020-07-08",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 7,
      "location_summary": "Gilbert, Arizona • Phoenix, Arizona • Beverly Hills, California + 4 more",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Altamonte Springs",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03626636"
    },
    {
      "nct_id": "NCT02005575",
      "title": "The Effect of Dexamethasone on the Duration and Functionality of Bupivacaine Intercostal Nerve Blockade",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post Minimally Invasive Thorascopic Surgical Pain"
      ],
      "interventions": [
        {
          "name": "Bupivacaine and Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 50,
      "start_date": "2013-10",
      "completion_date": "2015-03",
      "has_results": false,
      "last_update_posted_date": "2015-02-04",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02005575"
    },
    {
      "nct_id": "NCT01361607",
      "title": "Sativex® for Relieving Persistent Pain in Patients With Advanced Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain",
        "Advanced Cancer"
      ],
      "interventions": [
        {
          "name": "Nabiximols",
          "type": "DRUG"
        },
        {
          "name": "Placebo (GA-0034)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jazz Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 399,
      "start_date": "2011-05-27",
      "completion_date": "2014-11-24",
      "has_results": true,
      "last_update_posted_date": "2023-04-12",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 20,
      "location_summary": "Glendale, California • Santa Rosa, California • Clearwater, Florida + 16 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Santa Rosa",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Holiday",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01361607"
    },
    {
      "nct_id": "NCT03978000",
      "title": "IBP-9414 for the Prevention of Necrotizing Enterocolitis - The Connection Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Necrotizing Enterocolitis"
      ],
      "interventions": [
        {
          "name": "IBP-9414",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Infant Bacterial Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "48 Hours",
        "sex": "ALL",
        "summary": "Up to 48 Hours"
      },
      "enrollment_count": 2158,
      "start_date": "2019-07-04",
      "completion_date": "2024-07",
      "has_results": false,
      "last_update_posted_date": "2024-04-12",
      "last_synced_at": "2026-10-14T23:23:24.588Z",
      "location_count": 54,
      "location_summary": "Tucson, Arizona • Little Rock, Arkansas • Loma Linda, California + 44 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03978000"
    }
  ]
}