Hi..i Have A Problem..i Had Sex With My Boyfriend And

Hi..i have a problem..i had sex with my boyfriend and i took one tab of gynaecosid after the sex and took thr other tab two days after weve had sex..its been a week now and ive been feeling sone changes in my breast..its sore and i dont kmow if its the effect of the pill or if im preganant..Thank yoy