Angelica dahurica has the effect of relieving cold (removing cold from the surface of the muscle), dispelling wind and relieving pain, clearing the nose and orifices, drying dampness and stopping leucorrhea (removing dampness by drying dampness and improving leucorrhea abnormality), and subduing swellings and draining pus. Angelica dahurica is the dried root of Angelica dahurica or Angelica dahurica dahurica, family Umbelliferae. It is pungent and warm in nature, and belongs to the stomach, large intestine and lung meridian. It has the effects of relieving cold, dispelling wind and relieving pain, clearing nasal orifices, drying dampness and stopping leucorrhea, and subduing swelling and draining pus. Clinically, Angelica dahurica can be used for cold and headache, eyebrow bone pain, nasal congestion, congested nose, nasal abyss (mainly manifested as nasal mucus obscene, the amount of wipe unclean), toothache, bandhas, sores and swelling pain and other conditions of treatment. In the use of should pay attention to vomiting due to fire is prohibited. If you need to use Angelica dahurica, it is recommended to go to a regular hospital, under the guidance of a professional physician to identify the treatment.