Am I pregnant!!!???

Andrea

Me and my boyfriend had sex on the 27th (mind blowing lol) and about three days later I went out to eat with my mom. I threw up in the restaurant right after I ate my food. I was like okay, lobster rolls aren’t my thing. So today a brown discharge came out today and I know brown discharge can be a sign of early pregnancy. Is it possible I’m pregnant or am I just a young girl over reacting. Please help!