Me N My Bf Had Sex On 22nd Sept Bt

Me n my bf had sex on 22nd Sept bt he didn't penetrate in me he took out even at the tym of pre ejaculation fluid but then also to avoid risk i took unwanted 72 within 48hrs after taking that on 1st oct i had bleeding fir 3-4 days seems like it was an early period because of the pill today is 9th nov still my periods hv nt yet came..I m worried