Withdrawl

Im gonna go deep with this my period always starts at 16 and ends like 7 days after me and my bf did grinding and kinda of the tip insert without condom but he took it out before ejactulation and we did a couple of time i think we did after i finished my period 5 days after is there a possibilty for me getting prego im 23 and today i kinda feel dizzy but didnt throw up