Confused

Mr

I had my bc removed like a month ago about of my arm an I had my period for 3 day then I started have lots of sex but Sunday my hubby makes sure I take my bc pill an this is the best time for me to get pregnant an my best day is the 22 so do u think that the bc will take a few days for it to do something so I might be able to get pregnant bf it starts working in my system please tell me what u 🤔