Hi Sir. Am A Virgin And 2weeks Ago Me And

Hi sir. Am a virgin and 2weeks ago me and my boyfriend was making out and he released on me. I don't really know if it was on me or not I was scared to death I might be pregnant so he gave me Andrew liver salt p.s ampiclox to drink. But after then I've observed my stomach is getting bigger I don't know what to do. Pls help me out