Overview Pharmacogenomics of Antiplatelet Response Status: Completed Trial end date: 2015-05-01 Target enrollment: Participant gender: Summary This clinical trial will examine with effect of 2-week aspirin therapy on platelet gene expression in persons at high-risk of developing heart attacks due to family history of early-onset coronary artery disease Phase: Phase 4 Details Lead Sponsor: Johns Hopkins UniversityTreatments: Aspirin