The exact duration of effectiveness of Gui Zhi Fu Ling Wan is mainly related to the severity of the patient’s condition, the cause of the disease and other factors, and cannot be generalized. Gui Zhi Fu Ling Wan is composed of cinnamon sticks, peach kernel, danpi and other drugs. This drug has the efficacy of activating blood circulation and removing blood stasis, eliminating swelling and dispersing nodules. It is commonly used clinically in the treatment of postpartum placenta residue, uterine fibroids, post-operative gynecological urinary retention, irregular vaginal bleeding, amenorrhea and dysmenorrhea, menstrual disorders, menopausal syndrome, pelvic inflammatory disease and other diseases. In the case of patients with uterine fibroids, for example, if the patient is in the early stage of uterine fibroids, the tumor is small and the symptoms are mild, then it is usually effective to take it for 1 month. If the patient’s symptoms improve better, it is recommended to insist on taking it for 3 months. If the treatment is not effective after 1 month or if the fibroid continues to increase in size, surgery is recommended in a timely manner. In addition, patients are recommended to have a liver function test while taking the medication to avoid long-term use that may affect liver function. If menstruation occurs while taking the medication, it should be suspended.