Progestagen

Progestagens (also spelled progestogens or gestagens) are progestins.

All progestagens have antiestrogenic (counteracting the effects of sex steroids by gonads) properties.

Progestogens differ in their potency (affinity for mineralocorticoid (progesterone).

Uses

Birth control

Progestogens are used alone in contraceptive vaginal ring.
Medroxyprogesterone acetate (depot injection.
Etonogestrol is released by subcutaneous implants (levonorgestrel.
Levonorgestrel is released by the intrauterine system IUS (Mirena).

Antiandrogen

antiandrogen.

Progestogen withdrawal bleeding

In a normal menstrual cycle, a sudden drop in progesterone levels triggers menstruation. medroxyprogesterone acetate (brand name Provera) may be used to artificially induce progestogen withdrawal bleeding.

v • d • e Norelgestromin, Urofollitropin Antigonadotropins: antagonist: Ganirelix

Categories: Sex steroids

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