How long does lyindinette 20 birth control pill take to come out of a woman's system after she have taken the last one (21st pill)?

Pregnancy can occur: Lindynette20 is a combined oral contraceptive pill used to prevent pregnancy. It's main effect is to stop you from ovulating. When you come off the Pill, you’ll first experience a withdrawal bleed which doesn’t count as a normal period but is the effects of the hormones leaving your system. Pregnancy could occur within the first 2 weeks of stopping the pill, but may take a few months.