{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Acetylsalicylic+Acid+81+mg",
    "query": {
      "intervention": "Acetylsalicylic Acid 81 mg"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 151,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Acetylsalicylic+Acid+81+mg&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T00:54:38.937Z",
  "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": "NCT05009862",
      "title": "The Impact of Factor Xa Inhibition on Thrombosis, Platelet Activation, and Endothelial Function in Peripheral Artery Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "Rivaroxaban 2.5 Mg Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Aspirin 81Mg Ec Tab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2022-04-19",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05009862"
    },
    {
      "nct_id": "NCT06588595",
      "title": "The Switching Antiplatelet-9 (SWAP-9) Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Arterial Disease (CAD)"
      ],
      "interventions": [
        {
          "name": "Prasugrel/Ticagrelor monotherapy or aspirin plus clopidogrel",
          "type": "DRUG"
        },
        {
          "name": "Aspirin plus clopidogrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2024-11-01",
      "completion_date": "2027-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-02-25",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06588595"
    },
    {
      "nct_id": "NCT01869309",
      "title": "Overcoming High On-Treatment Platelet Reactivity (HPR) During Prasugrel Therapy With Ticagrelor",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Prasugrel",
          "type": "DRUG"
        },
        {
          "name": "Ticagrelor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "LifeBridge Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 400,
      "start_date": "2014-01",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2014-11-21",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01869309"
    },
    {
      "nct_id": "NCT04301518",
      "title": "Prematurity Risk Assessment Combined With Clinical Interventions for Improving Neonatal outcoMEs",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Preterm Labor",
        "Preterm Birth"
      ],
      "interventions": [
        {
          "name": "Multimodal intervention strategy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Sera Prognostics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 6500,
      "start_date": "2020-11-06",
      "completion_date": "2026-12-30",
      "has_results": false,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 18,
      "location_summary": "San Diego, California • New Haven, Connecticut • Newark, Delaware + 15 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Panama City",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04301518"
    },
    {
      "nct_id": "NCT01406990",
      "title": "Aspirin Responsiveness in Women With Coronary Artery Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "CAD"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Creighton University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 85 Years · Female only"
      },
      "enrollment_count": 15,
      "start_date": "2011-06",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2012-09-28",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01406990"
    },
    {
      "nct_id": "NCT01361620",
      "title": "Genotypic and Phenotypic Correlates of Resistance to Aspirin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Platelet Dysfunction Due to Aspirin"
      ],
      "interventions": [
        {
          "name": "aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 190,
      "start_date": "2007-12",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2013-12-16",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01361620"
    },
    {
      "nct_id": "NCT02696226",
      "title": "Frequency of Reduced Leaflet Motion After Surgical Aortic Valve Replacement and Transcatheter Aortic Valve Replacement.",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aortic Valve Disorder"
      ],
      "interventions": [
        {
          "name": "SAVR Warfarin",
          "type": "DRUG"
        },
        {
          "name": "SAVR Aspirin",
          "type": "DRUG"
        },
        {
          "name": "TAVR Warfarin and clopidogrel",
          "type": "DRUG"
        },
        {
          "name": "TAVR Aspirin and clopidogrel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Cleveland Clinic",
      "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": "2016-02",
      "completion_date": "2017-07-28",
      "has_results": true,
      "last_update_posted_date": "2018-08-24",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02696226"
    },
    {
      "nct_id": "NCT04122170",
      "title": "Phase 2B Study to Evaluate the Efficacy of Bentracimab (PB2452) in Reversal of Ticagrelor in Subjects Aged 50-80 Years Old",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Ticagrelor Oral Tablet - Pre-Treatment",
          "type": "DRUG"
        },
        {
          "name": "Aspirin (ASA) Oral Tablet - Pre-Treatment",
          "type": "DRUG"
        },
        {
          "name": "Bentracimab (PB2452) Infusion",
          "type": "DRUG"
        },
        {
          "name": "Placebo (0.9% Sodium chloride) infusion",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "SFJ Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 207,
      "start_date": "2019-09-24",
      "completion_date": "2021-09-01",
      "has_results": true,
      "last_update_posted_date": "2024-04-08",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 13,
      "location_summary": "Rogers, Arkansas • Cypress, California • San Diego, California + 9 more",
      "locations": [
        {
          "city": "Rogers",
          "state": "Arkansas"
        },
        {
          "city": "Cypress",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04122170"
    },
    {
      "nct_id": "NCT01181882",
      "title": "Fish Oil and Aspirin With Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "Fish Oil and Aspirin",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 30,
      "start_date": "2010-08",
      "completion_date": "2012-11",
      "has_results": false,
      "last_update_posted_date": "2013-10-08",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181882"
    },
    {
      "nct_id": "NCT03907046",
      "title": "Anticoagulation in ICH Survivors for Stroke Prevention and Recovery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Intracerebral Hemorrhage",
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Apixaban",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 700,
      "start_date": "2020-01-28",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-30T00:54:38.937Z",
      "location_count": 186,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Chandler, Arizona + 141 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03907046"
    }
  ]
}