Hi,i Took 2 Posinar Pills After Having Unprotected Sex,bt I

Hi,i took 2 posinar pills after having unprotected sex,bt i hv bn on injectaplan of 3 months wic was over,after a week wen da injectaplan was over,i had unprotected sex bt i protected myself by taking 2 postinar pills,kan i be pregnant or?coz i hd spent 4 months without menstruating,wl i start to menstruate monthly?n