How long to take Zhi Pai Di Huang Wan generally depends on the severity of the patient’s condition, the treatment response to the drug, the patient’s body constitution and other factors, generally taking Zhi Pai Di Huang Wan for 1 week can be effective, 1 month can play a better effect. Zhi Pai Di Huang Wan has the effect of nourishing Yin and lowering fire, clearing dampness and heat, and is effective for symptoms such as dry mouth and sore throat, hot flashes and night sweats, constipation and false fire. Although the effect of Zhi Bai Di Huang Wan is slow and needs to be taken for a longer period of time, for patients with mild symptoms, the effect can start to appear in about 2 weeks and the treatment effect will be very good in about 1 month. For more serious patients, it is necessary to take the medicine for a longer period of time until the corresponding symptoms disappear. In addition, patients need to be aware that after 1 week of taking Zhi Bai Di Huang Wan, if the symptoms do not improve, they need to consider stopping the medication and visit the Chinese medicine department of the hospital for consultation to avoid delaying the condition.