Radix Dipsaci. Part used: Root. Known as Japanese Teasel Root. Entering meridians: Kidney and Liver. Xu Duan tonifies the liver and kidneys, strengthens the sinews and bones, stops uterine bleeding, calms the fetus, prevents miscarriage, promotes the movement of blood, alleviates pain, generates flesh, reconnects the sinews and bones, reduces swellings, abscesses and sores. All Phoenix Medical dry authentic herbs and concentrated herbal granules are free of sulphur, herbicides and pesticides.