If one had unprotected sex few days before her monthly period time after that took i-pill is there any chance to get pregnant?or does it delay period?

Typical with Plan B: Plan b essentially disrupts the normal menstrual cycle by blocking or delaying ovulation. That it is how it works and why it is so different than a medical abortion. Irregular bleeding after taking Plan B is not rare. Always check a pregnancy test after using Plan B and see a doctor to start a better form of birth control.

I Pill: Potential side effects w emergency contraception includes menstrual flow changes (spotting, bleeding, early or late period). It is up to 89 % effective if taken within 72 hours. Take pregnancy test & notify dr if your period is 7 or > days late.