{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Aspirin+%28ASA%29+placebo&page=3",
    "query": {
      "intervention": "Aspirin (ASA) placebo",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 182,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Aspirin+%28ASA%29+placebo&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Aspirin+%28ASA%29+placebo&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T19:31:20.910Z",
  "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": "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": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467584"
    },
    {
      "nct_id": "NCT00771914",
      "title": "The Effects of Omega-3 Fatty Acids on Aspirin Resistance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Increased Drug Resistance"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Lovaza",
          "type": "DRUG"
        },
        {
          "name": "Both Aspirin and Lovaza",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 27,
      "start_date": "2008-11",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2012-11-06",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00771914"
    },
    {
      "nct_id": "NCT06408181",
      "title": "APPLE: Aspirin to Prevent Pregnancy Loss and Preeclampsia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pre-Eclampsia",
        "Pregnancy Loss"
      ],
      "interventions": [
        {
          "name": "Aspirin 162 mg",
          "type": "DRUG"
        },
        {
          "name": "Aspirin 81mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 1150,
      "start_date": "2024-06-12",
      "completion_date": "2029-06",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06408181"
    },
    {
      "nct_id": "NCT04888377",
      "title": "ASPIRIN: Neurodevelopmental Follow-up Trial",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neurodevelopmental Abnormality"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "NICHD Global Network for Women's and Children's Health",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "33 Months",
        "maximum_age": "39 Months",
        "sex": "ALL",
        "summary": "33 Months to 39 Months"
      },
      "enrollment_count": 666,
      "start_date": "2021-09-01",
      "completion_date": "2022-06-15",
      "has_results": true,
      "last_update_posted_date": "2024-10-21",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Denver, Colorado • Newark, Delaware + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04888377"
    },
    {
      "nct_id": "NCT06281665",
      "title": "Treatment With Aspirin After Preeclampsia: TAP Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertensive Disorder of Pregnancy",
        "Pre-Eclampsia",
        "Hypertension",
        "Eclampsia",
        "Gestational Hypertension",
        "Cardiovascular Diseases",
        "Toxemia",
        "Pregnancy Complications",
        "Vascular Diseases",
        "Hypertension, Pregnancy Induced",
        "Hypertension;Pre-Eclamptic"
      ],
      "interventions": [
        {
          "name": "Low-dose aspirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Malamo Countouris",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2024-05-29",
      "completion_date": "2027-10-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06281665"
    },
    {
      "nct_id": "NCT02270242",
      "title": "Ticagrelor With Aspirin or Alone in High-Risk Patients After Coronary Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cardiovascular Disease",
        "Interventional Cardiology"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "ticagrelor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9006,
      "start_date": "2015-07",
      "completion_date": "2019-07-10",
      "has_results": true,
      "last_update_posted_date": "2021-01-13",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02270242"
    },
    {
      "nct_id": "NCT01597375",
      "title": "Therapeutic Control of Aspirin-Exacerbated Respiratory Disease (Aspirin)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma, Aspirin-Induced",
        "Aspirin Exacerbated Asthma"
      ],
      "interventions": [
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        },
        {
          "name": "Prasugrel Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Elliot Israel, MD",
      "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": 46,
      "start_date": "2012-08-31",
      "completion_date": "2016-12-14",
      "has_results": true,
      "last_update_posted_date": "2019-09-19",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01597375"
    },
    {
      "nct_id": "NCT02155985",
      "title": "Modulation of Immune Activation by Aspirin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV-1 Infection"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 121,
      "start_date": "2014-08",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-06-12",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • San Diego, California • San Francisco, California + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02155985"
    },
    {
      "nct_id": "NCT01281111",
      "title": "Alternate Dosing Regimens of BG00012 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Dimethyl Fumarate (BG00012)",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "BG00012 matching placebo",
          "type": "DRUG"
        },
        {
          "name": "ASA matching placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "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": 56,
      "start_date": "2011-02-01",
      "completion_date": "2011-03-18",
      "has_results": false,
      "last_update_posted_date": "2023-08-23",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Saint Paul, Minnesota",
      "locations": [
        {
          "city": "Saint Paul",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01281111"
    },
    {
      "nct_id": "NCT02189122",
      "title": "Comparative Effects of Aspirin and NHP-544C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Bradykinin",
          "type": "DRUG"
        },
        {
          "name": "Aspirin 81 mg",
          "type": "DRUG"
        },
        {
          "name": "Aspirin 162 mg",
          "type": "DRUG"
        },
        {
          "name": "NHP544-C 81 mg",
          "type": "DRUG"
        },
        {
          "name": "NHP544C 162 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 61,
      "start_date": "2014-07",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2016-07-12",
      "last_synced_at": "2026-10-13T19:31:20.910Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02189122"
    }
  ]
}