Ling Xian generally refers to Wei Ling Xian, and its aliases are Energy Elimination, Iron Foot Wei Ling Xian, Ling Xian, Black Foot Wei Ling Xian, and Black Bone. Wei Ling Xian, has the efficacy of dispelling wind-dampness, clearing channels and relieving pain (dredging the meridians and relieving pain), and eliminating bone carp. It is mainly used for treating wind-dampness paralysis, bone carp and throat, bruises and injuries, headache, toothache, gastric pain, and phlegm-drinking (pathological products formed by water-liquid metabolism disorders), choking and diaphragm, women’s obstruction of the masses (lumps in women’s lower abdomen), lumps in the breast, etc. It is also used to relieve pain in the stomach. This product is pungent and dispersive, and should not be taken by those who are weak in qi and blood. There are occasional allergic reactions to Wei Ling Xian. If the patient has any discomfort, please go to a regular medical institution; if you need to use Wei Ling Xian, it must be used under the guidance of a professional doctor.