Hey need answers

Ashley

Nausea n threw up once had sex monday n my period just finish n is already Friday am I pregnant? Lmk or getting to be pregnant haven’t took a test yet wouldn’t be to early to know ? If I took a test pregnancy test it takes time but someone told me only take bout 5 or 6 days know if you are or not n if that may be to early is it possible to feel nauseas and throw up ?