The pinyin name is Wei Mao

Also known as Ghost Arrow Feather, Anesthetic [Guangdong], Ba Shu [Shaanxi], Grate Comb Wind [Hunan]

Source Euonymus Euonymus alatus (Thunb.) Sieb. is a plant of the genus Euonymus. The roots, winged branches and leaves are used as medicine. The roots are collected throughout the year, and the winged branches and leaves are collected in summer and autumn and dried in the sun.

Bitter in nature and taste, cold.

Functions and Indications: Promoting blood circulation, promoting menstruation, dispersing blood stasis and relieving pain. It is used for irregular menstruation, postpartum congestion and abdominal pain, and swelling and pain due to bruises.

Usage and dosage: 1 to 3 yuan.

Excerpt from "Compilation of National Chinese Herbal Medicine"