Médicaments contraceptifs

Contraceptive medicines contain female hormones that are taken by women to prevent pregnancy from occurring. Hormonal contraception is available as tablets, patches, long-acting injections, implants and intra-uterine devices. Oestrogen-based hormones such as éthinylestradiol work to prevent ovulation whilst progestogens such as norethisterone affecter l'utérus pour rendre la fécondation et l'implantation d'un ovule moins probables.