Feicui Herb, also known as Centipede Herb, has the effects of dispelling wind and removing dampness, relaxing tendons and activating collaterals, and detoxifying and killing insects. It is used for the treatment of rheumatic tendon and bone pain, limb numbness, flexion and extension of unfavorable, hemiplegia (one side of the limb can not move freely), bruises and other symptoms. The herb is the whole grass of Artemisia absinthium, family Asteraceae, with light flavor, bitter, cool nature, with the efficacy of dispelling wind and removing dampness (dispelling wind and dampness in the body), relaxing tendons and activating collaterals (stretching the tendons and bones, dredging the meridians and channels), detoxification and killing of worms. The main treatment of rheumatism and musculoskeletal pain, lumbago, limb numbness and flexion and extension, hemiplegia, bruises, colds, dysentery, carbuncle, sores, ascariasis and other effects. The adverse reactions and contraindications of lupine are not clear, and it is not recommended for people with spleen and stomach deficiency (spleen and stomach weakness and cold). Patients are advised to use Feicui Cao under the diagnosis and treatment of professional Chinese medicine practitioners when taking Feicui Cao to avoid discomfort.