<unk>  is a estrogen antagonist, endocrine metabolic agent that is FDA approved for the treatment of endometriosis, fibrocystic breast disease, hereditary angioedema. There is a Black Box Warning for this drug as shown here.  Common adverse reactions include acne, weight gain.
Danazol
Gestodene
Formestane
Mifepristone
Nomegestrol
Proligeston
Megestrol
Gestrinone