The acupuncture point patch stimulates the acupuncture point directly through the drug, and through transdermal absorption, so that the local drug concentration is significantly higher than other parts, the effect is more direct. Precautions for acupuncture point patch include: 1. Patients with skin allergy, hemoptysis, fever should be used with caution or under the guidance of a doctor; the Chinese medicine in the acupuncture point patch is likely to cause fetal malformation or miscarriage, so pregnant women should be prohibited; 2. Acupuncture point patch can generally be used for 6-8 hours. If local itching of the skin occurs, continue to observe and reduce the use time; once a serious allergic reaction, such as blisters, etc., should be immediately discontinued.