Clinical trials: Aspirin
Stroke, Cerebral Infarction
Platelet Hyperreactivity to Aspirin and Stroke
STUDY QUESTIONS What is the real prevalence of platelet "resistance" to aspirin during the acute phase of stroke and after 3 months, and 1 year, as measured using different platelet function tests? Do all methods measure similar…
- Conditions
- Stroke, Cerebral Infarction, Cardiovascular Diseases, Vascular Diseases
- Trial name
- PLARAS (NCT00766896)
- Testing
- Aspirin (platelet sensitive versus platelet hyperreactivity)
- Where
- Brazil
- Volunteers
- 203 people
- Sponsor
- University of Sao Paulo
Cardiovascular Diseases
TIME ASPIRIN: Chronotherapy With Aspirin for Reduction of Cardiovascular Disease
This study will be a comparative effectiveness research to determine the difference in major adverse cardiovascular events between the group with aspirin after awakening and placebo before bedtime and the group with placebo after…
- Trial name
- TImE ASPIRIN (NCT04132791)
- Where
- Netherlands
- Volunteers
- 328 people
- Sponsor
- Leiden University Medical Center
Coronary Artery Disease
Aspirin Effectiveness Study
Aspirin is an effective medicine for prevention of heart attacks in patients with coronary artery disease and works by preventing clots from forming.
- Trial name
- NCT01113060
- Where
- Ireland
- Volunteers
- 500 people
- Sponsor
- Royal College of Surgeons, Ireland
Hypersensitivity, Coronary Artery Disease
Physiopathology of Rapid Aspirin Desensitization
Aspirin is very effective in protecting patients with coronary artery disease against adverse cardiac events, because it is a potent "antiplatelet agent".
- Trial name
- NCT01118546
- Where
- France
- Volunteers
- 86 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Coronary Artery Disease
Time Based Strategy to Reduce Clopidogrel Associated Bleeding Related to Coronary Artery Bypass Graft (CABG)
Purpose: In patients with coronary artery disease, aspirin and Plavix are used increasingly to prevent the formation of blood clots in the coronary arteries.
- Trial name
- TARGET-CABG (NCT00857155)
- Testing
- Clopidogrel withdraw prior to CABG
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- LifeBridge Health
Antiphospholipid Syndrome
Steroids and Antiphospholipid Syndrome- Related Pregnancy Loss
Does the addition of steroids during the first trimester to the standard aspirin + heparin treatment reduce the miscarriage rates in women with antiphospholipid antibodies and recurrent first trimester miscarriage in those who…
- Trial name
- NCT00180778
- Testing
- Low dose steroids
- Where
- United Kingdom
- Sponsor
- Imperial College London
Acute Coronary Syndrome, Acute Myocardial Infarction
Influence of Esomeprazole on Antiplatelet Action of Clopidogrel Associated With Aspirin
The investigators examine the influence of esomeprazole versus famotidine on antiplatelet action of clopidogrel associated with aspirin.
- Trial name
- NCT01062516
- Testing
- esomeprazole 20 mg daily, famotidine 40 mg daily
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Ruttonjee Hospital
IHD, Gastro-Intestinal Disorder
Clinical Study Evaluating the Gastroprotective Effect of Carvedilol in Patients With Ischemic Heart Disease on Aspirin Therapy
The aim of this study is to investigate the possible efficacy of Carvedilol as gastroprotective agent against aspirin-induced upper gastro-intestinal complications in patients with ischemic heart disease (IHD).
- Conditions
- IHD, Gastro-Intestinal Disorder, Aspirin Induced Esophageal Ulcer
- Trial name
- NCT05553717
- Testing
- Carvedilol
- Volunteers
- 66 people
- Sponsor
- Tanta University
Preterm Delivery, Obstetrical Complications
Aspirin Dose Escalation for the Prevention of Recurrent Preterm Delivery Trial
This is a phase-III multi-center double-blind randomized clinical trial of 1,800 individuals with a history of prior preterm birth at less than 35 weeks gestation who are randomized to either 162 mg aspirin or 81 mg aspirin…
- Trial name
- ADEPT (NCT06980025)
- Testing
- 162mg Aspirin, 81mg Aspirin
- Where
- 14 sites in United States
- Volunteers
- 1,800 people, healthy volunteers welcome
- Sponsor
- The George Washington University Biostatistics Center
End Stage Renal Disease
Investigation of Platelet Function and Aspirin Resistance in Chronic Dialysis Patient
The purpose of this study is to determine whether aspirin resistance has impact on cardiovascular event in dialysis patient.
- Trial name
- NCT01045785
- Where
- Taiwan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Coronary Artery Disease
Assessment of Quitting Versus Using Aspirin Therapy In Patients Treated With Oral Anticoagulation for Atrial Fibrillation or Other Indication With Stabilized Coronary Artery Disease
Long-term aspirin (ASA) is the standard recommended antithrombotic therapy in patients with stable coronary artery disease (CAD), especially following stenting (Class I, Level A).
- Trial name
- AQUATIC (NCT04217447)
- Testing
- OAC + Aspirin 100mg od
- Where
- 51 sites in France
- Volunteers
- 874 people
- Sponsor
- University Hospital, Brest
Angioplasty
Randomized Study of Aspirin Resistant Patients Undergoing Angioplasty
This study is a randomized, double-blind, multi-center study designed to compare differences in rates of myonecrosis (measured as an elevation of CK-MB ratio ≥ 2 times ULN) within 24 hours following low-medium risk percutaneous…
- Trial name
- NCT00289601
- Testing
- eptifibatide
- Where
- United States
- Volunteers
- 1,200 people
- Sponsor
- Brigham and Women's Hospital
Periodontitis, Periodontitis (Stage 3)
Non-surgical Periodontitis Treatment With Aspirin and Omega-3
The goal of this clinical trial is to learn if non-surgical periodontal treatment combined with Omega-3 fatty acids and Aspirin can improve clinical outcomes and biochemical markers in patients with periodontitis.
- Trial name
- NCT07523841
- Testing
- Scaling and Root Planing (SRP), Omega-3 Fatty Acids, Low-dose aspirin
- Where
- Vietnam
- Volunteers
- 120 people
- Sponsor
- Hanoi Medical University
Acute Myocardial Infarction
Efficacy and Safety of Adding Clopidogrel to Aspirin or Use of Metoprolol in Myocardial Infarction
COMMIT/CCS2 is a large randomised trial of the effects of clopidogrel plus Aspirin versus Aspirin alone in acute heart disease. Patients presenting within 24 hours of the onset of suspected acute MI were potentially eligible…
- Trial name
- NCT00222573
- Testing
- clopidogrel and metoprolol
- Where
- 2 sites in China, United Kingdom
- Volunteers
- 46,000 people
- Sponsor
- University of Oxford
Ischemic Heart Disease
Optimum Platelet Inhibition After Coronary Bypass Surgery
To investigate the effect of different dosages of aspirin on platelet aggregation and to determine the possible mechanisms of aspirin resistance, we intend to compare the effects of low, medium dose aspirin with clopidogrel (an…
- Trial name
- NCT00262275
- Testing
- Aspirin, Clopidogrel
- Where
- United Kingdom
- Sponsor
- Papworth Hospital NHS Foundation Trust
Healthy Volunteer
Assess Gastrointestinal Blood Loss After Receiving Aspirin or Aspirin Plus Rivaroxaban in Healthy Adult Participants
The primary objective of the study is to determine whether aspirin alone or aspirin combined with various doses of rivaroxaban causes subclinical GI blood loss as determined by the HemoQuant assay.
- Trial name
- NCT05546957
- Testing
- Aspirin, rivaroxaban low dose, rivaroxaban high dose
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Regeneron Pharmaceuticals
Severe Aortic Stenosis
Aspirin vs Clopidogrel After TAVR
Currently, the optimal antithrombotic therapy after transcatheter aortic valve replacement (TAVR) remains still unknown., The purpose of the study is to compare aspirin versus clopidogrel monoantiplatelet therapy for preventive…
- Trial name
- NCT05493657
- Testing
- Aspirin single antiplatelet therapy, Clopidogrel single antiplatelet therapy
- Where
- South Korea
- Volunteers
- 270 people
- Sponsor
- Yonsei University
Healthy
Effect of Aspirin on Gut Microbiome
Regular use of aspirin may reduce the incidence of colorectal cancer (CRC). However, it is unclear through which mechanism aspirin exerts its effect, in whom it decreases CRC risk and in whom it causes side effects.
- Trial name
- ASMIC (NCT02761486)
- Testing
- Aspirin
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Acute Coronary Syndrome or B Cerebral Infarction Requiring DAPT(Clopidogrel + Aspirin) for at Least 6 Months
An Observational Study to Evaluate the Incidence of MACCE According to Time Interval of Taking Medication in Patients With Acute Coronary Syndrome or Cerebral Infarction Who Received DAPT for the Secondary Prevention and Esomezol Cap for the Prevention of Gastrointestinal Bleeding
This study is to evaluate the incidence rate of Major Adverse CardioCerebrovascular Events(MACCE) in Patients with Acute Coronary Syndrome or Cerebral Infarction Who Received DAPT for the secondary prevention and Esomezol Cap for…
- Trial name
- NCT05487560
- Testing
- Esomezol Cap
- Where
- South Korea
- Volunteers
- 4,133 people
- Sponsor
- Hanmi Pharmaceutical Company Limited
Chronic Subdural Hematoma
Chronic Subdural Hematoma and Aspirin
The aim of this randomized, blinded, placebo controlled clinical study is to compare the peri- and postoperative bleeding and cardiovascular complication rates of patients undergoing burr-hole trepanation for chronic subdural…
- Trial name
- SECA (NCT03120182)
- Testing
- Acetylsalicylic acid
- Where
- Switzerland
- Volunteers
- 150 people
- Sponsor
- University Hospital, Basel, Switzerland