{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=matched+placebo&page=23",
    "query": {
      "intervention": "matched placebo",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 7013,
    "total_pages": 702,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=matched+placebo&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=matched+placebo&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-20T17:44:27.705Z",
  "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": "NCT03872453",
      "title": "Acute Treatment Trial in Adult Subjects With Migraines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Zavegepant",
          "type": "DRUG"
        },
        {
          "name": "Zavegepant matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Intranasal Aptar Pharma Unit Dose System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2154,
      "start_date": "2019-03-25",
      "completion_date": "2019-11-11",
      "has_results": true,
      "last_update_posted_date": "2023-09-25",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 82,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 75 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Encino",
          "state": "California"
        },
        {
          "city": "La Mesa",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03872453"
    },
    {
      "nct_id": "NCT00221975",
      "title": "Combination Therapy in Dual Diagnosis Bipolar Rapid Cycling",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Bipolar Disorder"
      ],
      "interventions": [
        {
          "name": "Divalproex",
          "type": "DRUG"
        },
        {
          "name": "Lamotrigine",
          "type": "DRUG"
        },
        {
          "name": "Lithium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University Hospitals Cleveland Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "16 Years to 65 Years"
      },
      "enrollment_count": 98,
      "start_date": "2002-07",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2014-12-03",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00221975"
    },
    {
      "nct_id": "NCT01154101",
      "title": "Study of the Clinical Activity, Safety, and Tolerability of SRT2104 in Subjects With Moderate to Severe Plaque-Type Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "SRT2104",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sirtris, a GSK Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2010-06-07",
      "completion_date": "2011-11-09",
      "has_results": true,
      "last_update_posted_date": "2017-10-13",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 8,
      "location_summary": "St Louis, Missouri • New York, New York • Portland, Oregon + 4 more",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01154101"
    },
    {
      "nct_id": "NCT02849457",
      "title": "Preventing Epilepsy Using Vigabatrin In Infants With Tuberous Sclerosis Complex",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Tuberous Sclerosis Complex"
      ],
      "interventions": [
        {
          "name": "Early Vigabatrin",
          "type": "DRUG"
        },
        {
          "name": "Delayed Vigabatrin (Placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Martina Bebin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "1 Day to 6 Months"
      },
      "enrollment_count": 84,
      "start_date": "2016-12",
      "completion_date": "2023-05-05",
      "has_results": true,
      "last_update_posted_date": "2024-08-19",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 13,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 10 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02849457"
    },
    {
      "nct_id": "NCT03835728",
      "title": "Efficacy of Ocrelizumab in Autoimmune Encephalitis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Autoimmune Encephalitis"
      ],
      "interventions": [
        {
          "name": "Ocrelizumab",
          "type": "DRUG"
        },
        {
          "name": "Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2019-01-22",
      "completion_date": "2020-10-02",
      "has_results": true,
      "last_update_posted_date": "2021-10-19",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03835728"
    },
    {
      "nct_id": "NCT01122030",
      "title": "Study to Evaluate the Safety and Efficacy of Naldemedine (S-297995) for the Treatment of Opioid-Induced Bowel Dysfunction in Subjects With Chronic Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Induced Bowel Dysfunction"
      ],
      "interventions": [
        {
          "name": "Naldemedine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shionogi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 72,
      "start_date": "2010-05-19",
      "completion_date": "2011-03-22",
      "has_results": true,
      "last_update_posted_date": "2017-05-30",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01122030"
    },
    {
      "nct_id": "NCT01292057",
      "title": "Aripiprazole Effects on Alcohol Drinking and Craving",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Aripiprazole",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "21 Years to 40 Years"
      },
      "enrollment_count": 99,
      "start_date": "2011-02",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2017-08-08",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01292057"
    },
    {
      "nct_id": "NCT04734106",
      "title": "Safety and Efficacy of Aloe Vera in the Management of the Symptoms of Interstitial Cystitis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Interstitial Cystitis",
        "Chronic Interstitial Cystitis",
        "Bladder Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Desert Harvest Aloe Vera Capsules",
          "type": "DRUG"
        },
        {
          "name": "Placebo Capsules",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 30,
      "start_date": "2025-02-18",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04734106"
    },
    {
      "nct_id": "NCT06134804",
      "title": "A Study of 9-valent Extraintestinal Pathogenic Escherichia Coli Vaccine (ExPEC9V) and High-dose Quadrivalent Influenza Vaccine, With and Without Co-administration, in Adults Aged 65 Years or Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Invasive Extraintestinal Pathogenic Escherichia Coli Disease (IED) Prevention"
      ],
      "interventions": [
        {
          "name": "ExPEC9V",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HD quadrivalent influenza vaccine",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 959,
      "start_date": "2023-10-24",
      "completion_date": "2024-07-26",
      "has_results": true,
      "last_update_posted_date": "2026-04-03",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 24,
      "location_summary": "Huntsville, Alabama • Mobile, Alabama • San Diego, California + 19 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06134804"
    },
    {
      "nct_id": "NCT07514858",
      "title": "A Trial Investigating Lu AF28996 in Adults With Parkinson's Disease Who Have Motor Fluctuations",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Lu AF28996",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lundbeck A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 150,
      "start_date": "2026-07-28",
      "completion_date": "2028-10-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-20T17:44:27.705Z",
      "location_count": 2,
      "location_summary": "Farmington Hills, Michigan • Round Rock, Texas",
      "locations": [
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        },
        {
          "city": "Round Rock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07514858"
    }
  ]
}