Bitter and sweet in flavour, neutral in nature, acting on the heart channel, liver channel, the lung channel and the large intestine channel. Owing to its bitterness, it has the functions of dispersion and purgation, promoting blood circulation and relieving blood stasis, and strong action of promoting blood flow to regulate menstruation.
It is usually used to treat dysmenorrhea and amenorrhea caused by blood stasis, mass in the abdomen, and traumatic ecchymosis. It is rich of oils which act on the large intestine channel to lubricate and relax the bowels, hence it is used to treat constipation, dry colon and body fluid depletion.
Effects: Promoting blood circulation by relieving blood stasis, lubricating the bowels to relieve constipation.
1. For treatment of irregular menstruation, dysmenorrhea, amenorrhea, persistent lochia after delivery, it is usually used in combination with Radix Angelicae Sinensis, Rhizoma Ligustici Chuanxiong, Pollen typhae, Flos Carthami, Faeces Trogopterorumn, and other herbs with effects of promoting blood circulation and relieving blood stasis, regulating menstruation to relieve pain; For treatment of trauma, swelling and pain caused by blood stasis, it can be used together with Squama Manitis, Radix Angelicae Sinensis, Radix et Rhizoma Rhei, and other drugs having the effects of promoting blood circulation and relieving blood stasis; For treatment of blood stasis, mass in the abdomen, it is usually used in combination with Ramulus Cinnamoni, Radix Paeoniae Rubra, Cortex Moutan Radicis, and other herbs with the effect of promoting blood circulation and relieving blood stasis, such as Guizhi Fuling Wan.
2. For treatment of deficiency of Yin and body fluid, constipation due to dryness, it is usually used in combination with Semen Armeniacae Amarum, Semen Pruni, Semen Biotae, and other herbs with the action of lubricating bowel, such as Wu Ren Wan.
Dosage and Administration: 5-10g, crushed to pieces before using.
Precautions: Contraindicated in pregnant women.