The precautions for eating Tianma have to be taken with caution if the qi and blood are very weak. Tianma belongs to the traditional Chinese medicine, for the dried tubers of Tianma, has the effect of restraining wind and spasmodic and suppressing liver yang, in addition to expelling the wind and clearing the channels (eliminating the wind, dredging the meridians). Tianma is mainly used for the treatment of internal movement of liver wind, epilepsy and convulsions, headache, paralysis of the hands and feet, as well as rheumatic paralysis and pain and other conditions. The adverse reactions and contraindications of Tianma are not clear. It is commonly used in the treatment of liver-wind internal movement syndrome, and is a key drug in treating liver-wind convulsions. This product can not only calm the liver and submerge yang (inhibit the rising of too much yang qi in the liver), but also stop headache, for the treatment of vertigo and headache. This product is effective in dispelling wind and relieving paralysis and pain, and can be used to treat stroke and rheumatic paralysis. Patients are advised to seek prompt medical attention if they feel unwell. Before taking this medicine, it should be used under the guidance of a traditional Chinese medicine practitioner, and should not be purchased and used on its own to avoid delaying the condition.