Estradiol tablets and dydrogesterone tablets are two kinds of drugs, estradiol is an estrogenic drug, and dydrogesterone tablets are progestational drugs, according to the specific disease, can be used individually, can be used in combination or sequential use, whether it can be intermittent depending on the type of the disease, such as amenorrhea using the hormone sequential treatment is not recommended to intermittent medication. Estradiol tablets can be used for various causes of estrogen deficiency symptoms, such as dizziness, hot flashes, sweating, sleep disorders, genital atrophy, vaginal dryness, atrophic vaginitis, amenorrhea and so on. Deferiprone tablets can be used to relieve diseases caused by progesterone deficiency, such as dysmenorrhea, endometriosis, secondary amenorrhea, dysfunctional uterine bleeding, PMS, infertility due to luteal insufficiency and so on. For amenorrhea caused by premature ovarian failure, hormonal sequential therapy is mostly used and intermittent medication is not recommended. For the relief of PMS and luteal insufficiency, oral dydrogesterone tablets are usually taken intermittently. Both drugs need to be used under the guidance of a medical professional, and those who are allergic to the known ingredients of the above drugs should be prohibited from using them to avoid allergic reactions.