Radix Saposhnikoviae. Part used: Root. Known as Laserwort or Wind-Protector Root. Releases the exterior and expels external wind. Expels wind-dampness and alleviates pain. Expels internal wind and stops spasms. Relieves diarrhoea and stops bleeding. Entering Meridians: Bladder, Liver, Spleen and Lung. All Phoenix Medical dry authentic herbs and concentrated herbal granules are free of sulphur, herbicides and pesticides.