Tianma recommended dosage of 3 to 10g, decoction soup for internal use, or into the pill, bulk use, with the effect is mainly to calm the wind and antispasmodic, calm the liver and Yang, expelling wind and clearing the channels. Tianma is made from the dried tubers of the plant Tianma of the Orchidaceae family, with the effect of restraining wind and spasm, suppressing liver yang, expelling wind and clearing the channels, the main treatment of liver wind, dizziness, headache, epilepsy (epilepsy due to shock and seizure) convulsions, numbness of the limbs, hand and foot, rheumatism, paralysis and other pains. The herb can be taken internally, usually with 3-10g decoction, can also be used in pills and powder. Note that it should be used cautiously in pregnant women, should not be used for a long time for the elderly and infants, and should not be used in conjunction with the root of Mikania micrantha. The use of tianma and tianma preparations occasionally allergic reactions and poisoning. Specific medication should be carried out under the guidance of specialists, not unauthorized use of drugs.