{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Acetylsalicylic+acid+placebo&page=8",
    "query": {
      "intervention": "Acetylsalicylic acid placebo",
      "page": 8
    },
    "page_size": 10
  },
  "pagination": {
    "page": 8,
    "page_size": 10,
    "total_count": 182,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Acetylsalicylic+acid+placebo&page=9&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Acetylsalicylic+acid+placebo&page=7&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-13T21:26:22.127Z",
  "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": "NCT03590821",
      "title": "Timed Aspirin Chronobiome Study",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Aspirin 81 mg",
          "type": "DRUG"
        },
        {
          "name": "Celecoxib 200mg capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2027-12",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03590821"
    },
    {
      "nct_id": "NCT01106534",
      "title": "XIENCE V® USA Dual Antiplatelet Therapy (DAPT) Cohort",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Chronic Total Occlusion of Coronary Artery",
        "Vascular Disease",
        "Myocardial Ischemia",
        "Coronary Artery Stenosis",
        "Coronary Disease",
        "Coronary Artery Disease",
        "Coronary Restenosis"
      ],
      "interventions": [
        {
          "name": "placebo + aspirin",
          "type": "DRUG"
        },
        {
          "name": "clopidogrel + aspirin OR prasugrel + aspirin",
          "type": "DRUG"
        },
        {
          "name": "XIENCE V Everolimus Eluting Coronary Stent System (XIENCE V EECSS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 870,
      "start_date": "2009-08",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2023-11-14",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 144,
      "location_summary": "Birmingham, Alabama • Fairhope, Alabama • Scottsdale, Arizona + 126 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fairhope",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fremont",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01106534"
    },
    {
      "nct_id": "NCT00501059",
      "title": "A Study to Assess the Efficacy and Safety of Enteric-Coated Acetylsalicylic Acid in Patients at Moderate Risk of Cardiovascular Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Moderate Risk of CVD"
      ],
      "interventions": [
        {
          "name": "Aspirin (Acetylsalicylic acid, BAYE4465)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 12546,
      "start_date": "2007-07-05",
      "completion_date": "2016-11-15",
      "has_results": true,
      "last_update_posted_date": "2018-10-26",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 73,
      "location_summary": "Birmingham, Alabama • Graysville, Alabama • Pell City, Alabama + 67 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Graysville",
          "state": "Alabama"
        },
        {
          "city": "Pell City",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00501059"
    },
    {
      "nct_id": "NCT06106880",
      "title": "Alleviation of Common Cold Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Common Cold",
        "Pharyngitis",
        "Fever",
        "Congestion",
        "Rhinorrhea",
        "Cough",
        "Sore-throat",
        "Sore Throats Viral",
        "Malaise",
        "Headache",
        "Runny Nose",
        "Sneezing"
      ],
      "interventions": [
        {
          "name": "Wintergreen Throat Spray and Aspirin Tablet",
          "type": "DRUG"
        },
        {
          "name": "Aspirin Throat Spray and Placebo Tablet",
          "type": "DRUG"
        },
        {
          "name": "Wintergreen Throat Spray and Placebo Tablet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo Throat Spray and Placebo Tablet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Applied Biological Laboratories Inc",
      "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": 157,
      "start_date": "2022-05-25",
      "completion_date": "2023-06-16",
      "has_results": false,
      "last_update_posted_date": "2024-01-16",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 6,
      "location_summary": "Irvine, California • Washington D.C., District of Columbia • Atlanta, Georgia + 3 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06106880"
    },
    {
      "nct_id": "NCT02176655",
      "title": "Pilot Study of VVD-101 for the Treatment of Delayed Alcohol-Induced Headaches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Delayed Alcohol Induced Headache"
      ],
      "interventions": [
        {
          "name": "VVD-101",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cady, Roger, M.D.",
      "sponsor_class": "INDIV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2014-07",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2017-03-23",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 2,
      "location_summary": "Mountain View, California • Springfield, Missouri",
      "locations": [
        {
          "city": "Mountain View",
          "state": "California"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02176655"
    },
    {
      "nct_id": "NCT02123849",
      "title": "Intermittent or Continuous Acetylsalicylic Acid and Gene Expression in the Nasal Tissue of Current Smokers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Carcinoma",
        "Tobacco Use Disorder"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2014-06",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2018-08-29",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 2,
      "location_summary": "Tucson, Arizona • Boston, Massachusetts",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02123849"
    },
    {
      "nct_id": "NCT03028350",
      "title": "Oral Ifetroban to Treat Aspirin Exacerbated Respiratory Disease (AERD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma, Aspirin-Induced"
      ],
      "interventions": [
        {
          "name": "Ifetroban Oral Capsule",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cumberland Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2017-07-17",
      "completion_date": "2023-04-25",
      "has_results": true,
      "last_update_posted_date": "2024-07-10",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 16,
      "location_summary": "Tucson, Arizona • Lancaster, California • San Diego, California + 13 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03028350"
    },
    {
      "nct_id": "NCT00470561",
      "title": "Effect of Aspirin on Mammogram Density in Healthy Postmenopausal Women With a Moderate or High Level of Breast Density",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mammographic Breast Density"
      ],
      "interventions": [
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "55 Years to 75 Years · Female only"
      },
      "enrollment_count": 144,
      "start_date": "2005-11",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2010-11-15",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00470561"
    },
    {
      "nct_id": "NCT00714961",
      "title": "Clopidogrel as Adjunctive Reperfusion Therapy - Thrombolysis in Myocardial Infarction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Acute Coronary Syndromes"
      ],
      "interventions": [
        {
          "name": "Clopidogrel (SR25990)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "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": 3491,
      "start_date": "2003-02",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2009-03-25",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 1,
      "location_summary": "Bridgewater, New Jersey",
      "locations": [
        {
          "city": "Bridgewater",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00714961"
    },
    {
      "nct_id": "NCT03051646",
      "title": "Aspirin as a Pre-Treatment for Exercise in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Fatigue",
        "Overheating"
      ],
      "interventions": [
        {
          "name": "Acetylsalicylic acid at 1st visit, then Placebo at 2nd visit",
          "type": "DRUG"
        },
        {
          "name": "Placebo at 1st visit, then Acetylsalicylic acid at 2nd visit",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "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": 12,
      "start_date": "2017-01-13",
      "completion_date": "2017-05-10",
      "has_results": true,
      "last_update_posted_date": "2018-11-20",
      "last_synced_at": "2026-10-13T21:26:22.127Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03051646"
    }
  ]
}