Patients with coronary heart disease do not take aspirin, but also need to choose other antiplatelet inhibiting thrombosis drugs, such as hydroclopidogrel or tigretol. Because coronary heart disease, also known as coronary atherosclerotic heart disease, requires the use of aspirin can effectively inhibit platelet aggregation and can effectively prevent the occurrence of myocardial infarction. Generally, clinicians prescribe to patients, most of the first choice of Bay aspirin enteric soluble tablets, which can greatly reduce gastrointestinal reactions, easy to take the drug, efficacy, can effectively prevent blood clots, reduce the occurrence of myocardial ischemia and myocardial infarction in patients with coronary heart disease, can improve the prognosis and reduce mortality.