The boiling time of Chinese medicine varies according to the nature of the drug, such as antiphlogistic drugs, volatile drugs, should not be decocted for too long, 3-5 minutes after boiling; special drugs need to be boiled and then decocted for 30-60 minutes. The boiling time of Chinese medicine has certain requirements and varies according to different diseases. For example, for cold and flu, the boiling time is about 10-15 minutes, i.e. 3-5 minutes after boiling. If the boiling time is too long, some of the substances will be volatilized, and the effect of the medicine will be greatly reduced. It takes even longer. The container for decocting Chinese medicine is usually a casserole, enamel pot or stainless steel vessel, not iron. No matter what kind of medicine, it should be soaked for 30-60 minutes before decoction, and the amount of water should be higher than the surface of the medicine.