The side effects and dangers of Chuan Niu Knee are not known, but pregnant women and people with heavy menstrual periods should use Chuan Niu Knee with caution. If you need to take Chuan Niuji, it is recommended to do so under the guidance of a doctor. Chuan Niuji has a sweet, slightly bitter flavor, and is good at moving downward. It has the effect of expelling blood stasis and clearing up menstruation, and is often used to treat menstrual cramps and dysmenorrhea caused by blood stasis and obstruction. Chuan Niuji also has the effect of facilitating the joints, and can also be used for qi and blood stagnation (poor transportation of qi and blood, blockage of stagnation), unfavorable joints in rheumatism and paralysis, and stagnant blood swelling and pain caused by bruises and bruises, and other conditions. If used together with cypress and cangzhu, it also has the effect of favoring dampness and heat, and can treat atrophy and weakness of the feet caused by dampness and heat for a long time. It also has the effect of diuretic and diaphoretic (improves the problem of dribbling of urine, small amount of urine and inability to pass), and can treat oedema, dysuria, blood in urine and other conditions. The compounding and use of Chinese medicines is recommended to be carried out under the guidance of a physician’s diagnosis, and should not be used on one’s own to prevent adverse effects.