Snake bedstraw has some effect of warming the kidneys and strengthening yang (warming and tonifying yang qi in the kidneys), and the effect of this medicine alone may be limited. The use of this medicine should be in accordance with medical advice. Snake bed seed is one of the common clinical attack to kill insects and itching Chinese medicine, is the dried mature fruit of the umbellifer family plant snake bed. Its flavor is pungent, bitter, warm; there is a small poison. It belongs to the kidney meridian. The drug has the effect of warming the kidney and strengthening yang (warming and tonifying yang qi in the kidney), drying dampness and dispelling wind, killing insects and relieving itching. The efficacy of Bupleurum is good in killing insects and relieving itching, drying dampness and dispelling wind, which can be used to treat skin diseases such as pubic itching and eczema; Bupleurum also has the efficacy of warming the kidneys and strengthening the yang (warming and tonifying the yang qi in the kidneys), which can be used for treating cold and dampness lumbago, impotence of kidney deficiency, and infertility of uterine cold and other diseases. Snake bed seed has a certain warm kidney Yang (warm tonic kidney Yang) effect, often used in conjunction with other drugs, single use of this drug may have limited effect. Consult a medical practitioner for specific use. This drug should not be taken by those who are suffering from yin deficiency (deficiency of yin and essence in the body, resulting in hyperactivity of deficiency fire) or those who have dampness-heat in the lower Jiao, as its adverse effects are not yet known. This drug should be used under the supervision of a physician and should not be taken on its own.