Notoginseng, also known as tienqi or sanqi, has sweet, bitter and warm properties, and is associated with the Liver and Stomach meridians. Its main functions are to stop bleeding, remove blood stasis and invigorate the blood. It is also believed to have anti-inflammatory, antiseptic, astringent, cardiotonic, discutient and diuretic properties. It is used to improve circulation and relieve pain, and to treat bleeding and swelling due to external soft-tissue injuries.