Danshen polyphenolic acid is mainly used to activate blood circulation and remove blood stasis, and is commonly used in clinical conditions such as coronary heart disease, cerebral infarction and other diseases caused by atherosclerosis, for example, patients with chest tightness, shortness of breath and low ST-segment pressure can be found in the electrocardiogram, representing poor blood supply to the heart muscle. In this case, oral danshen polyphenolic acid can be considered, which can significantly activate blood circulation, resolve blood stasis and promote blood circulation. In addition, this drug has some side effects in clinical practice, but they are rare, such as dizziness and headache in a few patients, and it should be used with caution or not for pregnant women or people with bleeding disorders.