The effect can be seen in about four weeks. Xuanju capsule is mainly composed of Epimedium, Fructus Lycii, Serpentine and other Chinese herbs, which can well play a role in warming the kidneys, strengthening Yang, and strengthening the bones, and is clinically used to treat back and leg pain, joint pain, such as rheumatoid arthritis, lumbar disc herniation and other degenerative diseases. Generally speaking, in order to achieve a good therapeutic effect, patients need to adhere to the medication, and usually pay attention to the warmth of the affected area, and reduce the stimulation of spicy, oily food.