<unk> , also known as progesterone 3-cyclopentyl enol ether (PCPE) and sold under the brand name Enol-Luteovis, is a progestin medication which was previously used in birth control pills in Italy but is now no longer marketed. It is taken by mouth.<unk>  is a progestin, or a synthetic progestogen, and hence is an agonist of the progesterone receptor, the biological target of progestogens like progesterone. It has weak glucocorticoid activity.<unk>  was introduced for medical use by 1962. It is no longer available.
Quingestrone
Gestodene
Hexestrol
Estradiol dienantate
Doisynoestrol
Dienestrol
Estradiol enantate
Benzestrol