Ox Knee is bitter, sour and flat in flavor. It belongs to the liver and kidney meridians, and its effects are to activate blood circulation, remove blood stasis, tonify the liver and kidney, and strengthen the muscles and bones. Because of its efficacy in promoting blood circulation and eliminating blood stasis, it is a good treatment for menstrual disorders, dysmenorrhea, menstrual closure, postpartum abdominal pain and bruises. If it takes the therapeutic effect of tonifying the liver and kidney and strengthening the tendons and bones, it can treat lumbar and knee pain and weakness, especially for modern patients with severe osteoarthritis of both knees and lumbar intervertebral disc herniation, all of which have relatively good effects of tonifying the liver and kidney and strengthening the tendons and bones. It also has the effect of diuretic and drenching, which is good for patients with blood in urine and painful urination, because the nature of hyssop is good at going downward, so it can lead the medicine downward to treat urinary tract infections. Furthermore, it has the effect of leading fire downward. It has good therapeutic effects on vomiting blood, epistaxis, toothache, mouth and tongue sores, headache and dizziness, and difficult labor, but it is forbidden for pregnant women and patients with excessive menstruation. There are two kinds of hyssop most commonly used in Sichuan hyssop, one is Sichuan hyssop and the other is hyssop. The hyssop is often used for medicinal dietary supplementation, so hyssop is more obvious to tonify the liver and kidney and strengthen the muscles and bones, for the liver and kidney insufficiency of the muscles and bones of impotence, weakness, and have a good therapeutic effect. While the Sichuan hyssop is favored to promote blood circulation and remove blood stasis, dredge the meridians, mostly for the blood stasis of the clinical application, and it has the effect of going down, for the lower extremity vascular disease has a better therapeutic effect.