Cardiac pain medication generic name isosorbide nitrate tablets, high blood pressure to eat isosorbide nitrate tablets in most cases is ineffective, but if the patient exists angina pectoris, taking isosorbide nitrate tablets, blood pressure may have a certain degree of decline. The main effect of isosorbide nitrate tablets is to dilate the coronary artery, improve myocardial blood supply, and there is no effect of lowering blood pressure. Therefore, after taking isosorbide nitrate tablets for patients with high blood pressure, in most cases, there is no obvious effect on blood pressure, and blood pressure will not fall rapidly. However, sometimes angina pectoris may cause a stressful increase in blood pressure. If the stressful increase in blood pressure is caused by angina pectoris, the symptoms of angina pectoris may be relieved after taking Isosorbide Nitrate Tablets, and the phenomenon of stressful increase in blood pressure may be improved or relieved as well. The use of isosorbide nitrate may lead to reflex heart rate increase, postural hypotension and other adverse reactions, the use of medication requires medical guidance and attention to monitoring; acute circulatory failure, severe hypotension, glaucoma, hypertrophic obstructive cardiomyopathy and other needs to be prohibited. Therefore, isosorbide nitrate tablets usually can not be used to lower blood pressure directly, patients with hypertension need to be standardized treatment under the guidance of a doctor.