Ethinylestradiol is chemically and biologically identical to endogenous human oestradiol. It substitutes for the loss of estrogen production in menopausal women, and alleviates menopausal symptoms. Estrogens prevent bone loss following menopause or ovariectomy.
Genito urinary system and sex hormones
Sex hormones and modulators of the genital system
Natural and semisynthetic estrogens, plain