Altrenogest is a progestogen structurally related to veterinary steroid trenbolone. It is a synthetic active progesterone. It can suppress the sow’s estrus to achieve the purpose of estrus in the pig herd at the same time, reshape the sow’s physiological cycle, and induce the sow to estrus at the same time.

A synthetic progestational hormone with actions similar to those of progesterone. It is used in the treatment of menstrual irregularities and has also been employed in the treatment of prostatic hypertrophy and endometrial carcinoma.

It is an antiandrogenic drug which has recently been recognized to promote the occurrence and growth of intracranial meningiomas. It has a role as an androgen antagonist, a progestin and a geroprotector.

Etonogestrel is a 17beta-hydroxy steroid, a 3-oxo-Delta(4) steroid and a terminal acetylenic compound. It has a role as a contraceptive drug, a progestin and a female contraceptive drug.

Desogestrel is a 17beta-hydroxy steroid and a terminal acetylenic compound. It has a role as a contraceptive drug, a progestin and a synthetic oral contraceptive.

A synthetic steroid hormone drug which acts as an agonist at all five type I steroid hormone receptors, it is used in the prevention of postmenopausal osteoporosis and for treatment of endometriosis. It has a role as a hormone agonist and a bone density conservation agent. It is a 17beta-hydroxy steroid and a terminal acetylenic […]

An impurity of Norethindrone, which is an oral contraceptive involved in the inhibition of cytosolic sulfotransferases.

Norethisterone acetate is a 3-oxo Delta(4)-steroid that is norethisterone in which the hydroxy group has been converted to its acetate ester. It has a role as a synthetic oral contraceptive and a progestin. It is a 3-oxo-Delta(4) steroid, a terminal acetylenic compound and an acetate ester. It is functionally related to a norethisterone.

It has a role as a synthetic oral contraceptive and a progestin. It is a 17beta-hydroxy steroid, a terminal acetylenic compound, a tertiary alcohol and a 3-oxo-Delta(4) steroid. It derives from a hydride of an estrane.