serum concentrations of estradiol-17 beta and its metabolites estrone ( unconjugated ) and total estrone ( mainly estrone sulfate ) and of progesterone were measured before and after application of one vaginal suppository containing 250 micrograms estradiol-17 beta and 10 mg progesterone to 10 previously unsubstituted healthy postmenopausal women with normal pretreatment serum steroid levels .
C0014942
estrone
C0059668
estrone sulfate