Ulipristal acetate (UPA) has the potential to reduce the efficacy of hormonal contraception. For women using the progestogen-only injectable, additional precautions are advised for 14 days after taking UPA for emergency contraception (outside product licence)
Add information to this page that would be handy to have on hand during a consultation, such as a web address or phone number. This information will always be displayed when you visit this page