Heart saving pills strictly belong to Chinese medicine, the ingredients of which are mainly Chuanxiong and Bingxiao, which help to relieve the patient’s symptoms of precordial discomfort, increase coronary blood flow and improve myocardial ischemia. Besides, it can also reduce the heart load and myocardial oxygen consumption, help improve microcirculation and reduce the viscosity of blood. The effect is very fast, in 2-10 minutes, and the maintenance time is about 4-12 hours. The main function is to move Qi and blood, dispel blood stasis and relieve pain. This drug has very few adverse reactions, and patients are advised to use it as an emergency medicine if they have frequent angina symptoms, but the severity of their current condition should be further clarified.