This invention relates to a derivative of ethinyl estradiol having the following formula:
and enantiomers and pharmaceutically acceptable salts thereof, in which X is
This invention also relates to a pharmaceutical dosage unit comprising said derivative of ethinyl estradiol, as well as said derivative of ethinyl estradiol for use in providing contraception or for use in providing hormone treatment therapy.
本发明涉及一种具有下式的
炔雌醇衍
生物:
及其对映体和药学上可接受的盐,其中 X 是
本发明还涉及一种包含上述
炔雌醇衍
生物的药物剂型,以及用于避孕或激素治疗的上述
炔雌醇衍
生物。