Acheter Aygestin En Ligne Au Quebec Générique Aygestin Ou Achetez Generique Aygestin Norethindrone Le Moins Cher. Aygestin (norethindrone) is a synthetic oral progestin. It is used for contraception or to treat such conditions as secondary amenorrhea, abnormal uterine bleeding, and endometriosis. As an oral contraceptive, norethindrone is available as either a single agent or in …