{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+for+Aspirin",
    "query": {
      "intervention": "Placebo for Aspirin"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 110,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+for+Aspirin&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T06:17:59.932Z",
  "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": "NCT00249795",
      "title": "Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE I)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Irbesartan",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9016,
      "start_date": "2003-06",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2010-10-15",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 1,
      "location_summary": "Bridgewater, New Jersey",
      "locations": [
        {
          "city": "Bridgewater",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00249795"
    },
    {
      "nct_id": "NCT05080946",
      "title": "Using Aspirin to Improve Immunological Features of Ovarian Tumors",
      "overall_status": "SUSPENDED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Ovarian Cancer",
        "Fallopian Tube Cancer",
        "Peritoneal Cancer"
      ],
      "interventions": [
        {
          "name": "Aspirin 325mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "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": 100,
      "start_date": "2021-11-02",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 4,
      "location_summary": "Tampa, Florida • Portland, Oregon • Charlottesville, Virginia + 1 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        },
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05080946"
    },
    {
      "nct_id": "NCT00619073",
      "title": "PACT (Platelet Activity After Clopidogrel Termination)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Blood Platelets",
        "Clopidogrel"
      ],
      "interventions": [
        {
          "name": "clopidogrel + aspirin",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Massachusetts, Worcester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 15,
      "start_date": "2008-04",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2018-05-31",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 1,
      "location_summary": "Worcester, Massachusetts",
      "locations": [
        {
          "city": "Worcester",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00619073"
    },
    {
      "nct_id": "NCT00977938",
      "title": "The Dual Antiplatelet Therapy Study (DAPT Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Placebo & Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Clopidogrel & Aspirin, Prasugrel & Aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baim Institute for Clinical Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25682,
      "start_date": "2009-10",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2017-06-09",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 178,
      "location_summary": "Fairhope, Alabama • Gilbert, Arizona • Phoenix, Arizona + 143 more",
      "locations": [
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00977938"
    },
    {
      "nct_id": "NCT00027066",
      "title": "Warfarin Versus Aspirin Recurrent Stroke Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Active Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Active Warfarin",
          "type": "DRUG"
        },
        {
          "name": "Aspirin placebo",
          "type": "DRUG"
        },
        {
          "name": "Warfarin placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "30 Years to 85 Years"
      },
      "enrollment_count": 2206,
      "start_date": "1993-06",
      "completion_date": "2001-11",
      "has_results": false,
      "last_update_posted_date": "2011-06-17",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00027066"
    },
    {
      "nct_id": "NCT00467584",
      "title": "Aspirin for Treatment of Multiple Sclerosis-Related Fatigue",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "High Dose Aspirin (1300 mg/day)",
          "type": "DRUG"
        },
        {
          "name": "Low Dose Aspirin (162 mg/day)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 62,
      "start_date": "2007-07",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2014-05-20",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467584"
    },
    {
      "nct_id": "NCT01568112",
      "title": "Effect of Aspirin Pretreatment or Slow Dose Titration on Flushing and Gastrointestinal Events in Healthy Volunteers Receiving Delayed-release Dimethyl Fumarate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "BG00012 (dimethyl fumarate)",
          "type": "DRUG"
        },
        {
          "name": "BG00012 placebo",
          "type": "DRUG"
        },
        {
          "name": "ASA",
          "type": "DRUG"
        },
        {
          "name": "ASA placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "25 Years to 55 Years"
      },
      "enrollment_count": 173,
      "start_date": "2012-04",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2016-06-13",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568112"
    },
    {
      "nct_id": "NCT00240643",
      "title": "Use Of SB424323 With Aspirin In Non-Valvular Atrial Fibrillation In Patients At A Low Or Intermediate Risk For Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Fibrillation, Atrial",
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "SB424323",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 640,
      "start_date": "2005-11",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2017-01-16",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 9,
      "location_summary": "Mobile, Alabama • Troy, Michigan • Akron, Ohio + 6 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Troy",
          "state": "Michigan"
        },
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Camp Hill",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00240643"
    },
    {
      "nct_id": "NCT04040452",
      "title": "Continuous vs Intermittent Ketorolac for Pain Control in Peds CV Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Congenital Heart Disease in Children"
      ],
      "interventions": [
        {
          "name": "Continuous ketorolac",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Phoenix Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "59 Months",
        "sex": "ALL",
        "summary": "3 Months to 59 Months"
      },
      "enrollment_count": 166,
      "start_date": "2021-03-01",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04040452"
    },
    {
      "nct_id": "NCT00630877",
      "title": "Evaluation of a Flushing ASsessment Tool (FAST) in Subjects Receiving Niacin Extended-release Plus Aspirin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dyslipidemia"
      ],
      "interventions": [
        {
          "name": "Niacin extended-release (NER)",
          "type": "DRUG"
        },
        {
          "name": "Niacin extended-release (NER) placebo",
          "type": "DRUG"
        },
        {
          "name": "Aspirin (ASA)",
          "type": "DRUG"
        },
        {
          "name": "Aspirin (ASA) placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Abbott",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 276,
      "start_date": "2008-02",
      "completion_date": "2008-06",
      "has_results": true,
      "last_update_posted_date": "2009-10-09",
      "last_synced_at": "2026-09-26T06:17:59.932Z",
      "location_count": 40,
      "location_summary": "Birmingham, Alabama • Anaheim, California • Walnut Creek, California + 35 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Brooksville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00630877"
    }
  ]
}