1, cow's knee flavor pungent, bitter, flat. It enters the liver, kidney and bladder meridians. It has the effect of activating blood circulation, removing blood stasis, facilitating joints, drawing blood downward, and tonifying the liver and kidney. It is often used in blood stagnation and menstrual closure, dysmenorrhea, post-partum bruising and abdominal pain, as well as bruises and injuries, etc. It can be used in conjunction with medicines that activate blood circulation and remove blood stasis, such as chuanxiong, red peony and peach kernel. If blood stasis and qi stagnation, it can be used with wood incense to move qi. Ox Knee is also used for pain in the lumbar and knee joints with unfavorable flexion and extension. For those caused by rheumatism, it can be used in combination with wugapi and weilingxian.
2. If it is due to insufficiency of the liver and kidney, it can be used in combination with Du Zhong and Shu Di to tonify the liver and benefit the kidney. Cow's knee is also used for upper fire-heat symptoms such as swollen and painful gums, sore throat as well as sores on the mouth and tongue and for vomiting blood and epistaxis. It can play the role of inducing blood to flow downward and inducing heat to flow downward. Ox Knee also has the effect of diuretic and drenching, and can be used for heat drenching with short and painful urination or blood in urine. Because of the effect of activating blood circulation and dispersing blood stasis, it is contraindicated in treating diarrhea of spleen deficiency, dreaming and spermatorrhea, excessive menstruation and pregnant women.