<p>Dienoaest is indicated for the treatment of endometriosis. This is the preparation of Dienogest which belongs to the class of medications called progestins. Progestins reduce the effects of estrogen on tissues such as the endometrium (lining of the uterus) and the breast. By reducing the growth effect of estrogen on the endometrium, Dienogest helps to reduce the pelvic pain experienced by women with endometriosis.</p>