If the indications for Zhi Bai Di Huang Wan are met, it is usually possible to take Zhi Bai Di Huang Wan during menstruation, but doctor’s supervision is required. Zhi Bai Di Huang Wan (知柏地黄丸) has the effect of nourishing yin and lowering fire (nourishing yin essence and lowering fire). It is used for hot flashes (a burst of fever), night sweating (abnormal sweating after going to sleep and stopping after waking up), dry mouth and sore throat, tinnitus, spermatorrhea, and short and red urine (small amount of urine, dark yellow in color) caused by yin deficiency and fire exuberance (deficiency of yin essence and hyperactivity of fire in the body). The adverse reactions and contraindications of Zhi Bai Di Huang Wan are not known, drug interactions may occur if used concurrently with other drugs, please consult your physician or pharmacist for details. If you need to use Zhi Bai Di Huang Wan, it must be used under professional medical supervision.