pre cum

im really scared rn because me and my bf were just playing around and we were gonna have sex but his penis was to big and i wasnt wet forreal so we stopped but before he tried to put it in me he had pre cum on his penis and he was rubbing on me and i feel like a little bit of pre cum got inside me and im freaking out cause i missed my period and i threw up like 3 times just now and idk what to do anymore . i would take a test but idk , can i even get pregnant from pre cum i hope not ...