I had irregular mentruation.sometimes not 28 days cycle but simetimes yes..my last period starts oct 25, then i had unprotected sex nov. 17 around 1pm, my boyfriend then told me to take 2 trust pill immediate because he cum inside me..(but i really dont take pill even before) so i take it by 4pm that day also.... but when i heard about nordette as emergency contraceptive ..nov 18 , 12pm i take 4 nordette (pfizer) then another 4 tablet after 12hours its 12:10am of nov 19 actually,, my question is: Is nordette can help me not to get pregnant..pls answer me :( thanks