How many days can the period after the EllaOne tablet be late?

After taking the EllaOne tablet, menstrual bleeding may occur a few days earlier or later. In studies, about 18.5% of women delayed menstrual bleeding by more than 7 days, and in 4% of women even more than 20 days. If menstruation is delayed by more than 7 days, a pregnancy test should be performed. On the page attached below you can compare the prices of a supersensitive pregnancy test in online pharmacies and place an order with home delivery or collection at a pharmacy: https://www.gdziepolek.pl/produkty/91349/domowe-laboratorium-pink-test-ciazowy-plytkowy-super-czuly-test/apteki I attach additional information: https://www.gdziepolek.pl/artykuly/tabletka-po-czyli-antykoncepcja-awaryjna https://www.gdziepolek.pl/artykuly/test-ciazowy-jaki-wybrac-i-kiedy-zrobic