If patients have symptoms of kidney yin and yang deficiency, they can take Gui Fu Di Huang Wan and Zhi Bai Di Huang Wan under the guidance of a doctor, but the specific method of taking the medication should be decided by the doctor according to the patient’s condition. You can’t take Gui Fu Di Huang Wan in the morning and Zhi Bai Di Huang Wan in the afternoon. Gui Su Di Huang Wan is composed of cinnamon, epimedium (made), ripened dihuang, cornelian cherry (made), mudanpi, Chinese yam, poria, zedoary. It is used in treating impotence and coldness of the waist and knees caused by insufficiency of kidney yang, dysuria (unsmooth urination) or reflux, phlegm (pathological product formed by impaired metabolism of water and fluid) and wheezing and coughing. It is used for hot flashes and night sweating (abnormal sweating after going to sleep and stopping after waking up), dry mouth and sore throat, tinnitus and spermatorrhea, and short and reddish urine (small amount of urine, dark yellow in color) caused by yin deficiency and fire exuberance. If there is any discomfort, it is recommended to consult a doctor promptly. If you need to use medication, you should go through a doctor’s diagnosis and follow the doctor’s instructions for standardized treatment.