Ethinylestradiol

Ethinylestradiol (EE) is an estrogen obtained by substituting an hydrogen atom at the 17α position of estradiol with an ethinyl group. It is suitable for feminizing hormone therapy. According to the Lübbert study, 60 micrograms of EE found maximum suppression. Common brand names used for EE is Diane-35 and Ginette-35, each pill contains 35 micrograms of EE and 2 mg of Cyproterone Acetate (CPA). Not recommended for a regimen if one has propensity to thrombosis or is greater than or equal to 35 years of age.