Norethisterone acetate
（重定向自Norethindrone acetate）
![](/Images/godic/202501/30/Norethisterone_acetate.svg4901.png")
![](/Images/godic/202501/30/Acetato_de_noretisterona3D4901.png")
![Riglovic progestational component:[7][8]](/Images/godic/202501/30/Riglovic_progestational_component.svg4901.png")
Norethisterone acetate (INN, BAN), also known as norethindrone acetate (USAN), sold under brand names including Aygestin, Gestakadin, Milligynon, Monogest, Norlutate (Canada, USA distributed by ERFA Canada 2012 Inc.), Primolut (Fr., Ger., Swed.), Sovel, Styptin, and others, is a steroidal progestin with additional antigonadotropic (and hence antiandrogen and antiestrogen) effects that is used as a hormonal contraceptive. It is an acetate ester of norethisterone. Norethindrone acetate is indicated for abnormal uterine bleedings.