<unk>  is an<unk> that is FDA approved for the treatment of moderate to severe vasomotor symptoms associated with the menopause, moderate to severe symptoms of vulvar and vaginal atrophy associated with the menopause, female hypogonadism, female castration, primary ovarian failure, breast cancer (for palliation only), prostatic carcinoma - palliative therapy of advanced disease.. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include edema, chloasma, hirsutism, bloating symptom, nausea, stomach cramps, vomiting, headache, migraine, depression, disturbance in mood, breast tenderness, disorder of menstruation, pain of breast, swelling of breast, withdrawal bleeding.
Esterified estrogens
Conjugated estrogens 
Antiandrogen
Selective estrogen receptor modulator
Conjugated Estrogens Synthetic B
Sex steroid
Tamoxifen
Ethisterone