Xenoestrogen
Xenoestrogens are clinically significant because they can mimic the effects of endogenous estrogen and thus have been implicated in precocious puberty and other disorders of the reproductive system.
Esterified estrogens/methyltestosterone
Esterified estrogens/methyltestosterone, sold under brand names such as Covaryx, Eemt, Essian, Estratest, Menogen, and Syntest, is a hormonal preparation that combines esterified estrogens with methyltestosterone in one tablet and is used in menopausal hormone therapy.