Estradiol valerate tablets are a hormonal drug used to supplement estrogen, which can treat male libido and hair loss, as well as to neutralize internal androgens in the treatment of prostate cancer, because prostate cancer patients have a relationship with the constant stimulation of androgens in the body, and estrogen is needed to control the androgens in the body during conservative drug treatment. In addition the drug is used in combination with progestin to facilitate the establishment of an artificial menstrual cycle and to treat infertility. It can also be used to treat nutritional disorders of the genitourinary tract, including conditions such as vulvovaginal atrophy, dyspareunia, and urinary incontinence.